Cat 3126 injection actuation pressure sensor location. If the engine starts, the sensor is bad.
Cat 3126 injection actuation pressure sensor location inlet air. We cannot get it to start. Install injection actuation pressure sensor (2) . Other Valve Components. That it. 67 kB, 1280x880 - viewed 27628 times. Engine Model: 3126. 2 Cat brand and 1 after market. It's been starting/running fine. com CAT 3126 Engine Electrical Circuit Diagram PDF Created Date: From what I could find with the excessive actuation pressure code is that it could be a sensor on the high pressure New member. Quantity Price; Quantity -+ Add to Cart for Shipping . IAP Sensor Connection 2. LIDETOOL (6138) 98. Cat components make certain that your equipment is operating at an optimal level. Camshafts. Part Number: 224-4536 2244536 224 4536 3PP6-1 3PP61 3PP6 1 Fitment: Caterpillar On Highway Cat® Reman 3126E HEUI fuel system kit includes 6 Cat Reman fuel injectors plus Cat Reman HEUI pump, Injection Actuation Pressure (IAP) sensor, hold-down bolts, seals, and O-rings. 95. DIY and save big bucks. txt) or read online for free. The following background information is related to the following procedure: The injection actuation pressure control valve regulates the high pressure oil to the injectors through a high pressure rail. jpg (198. Temperature Sensors. Codes 164-11 injection control pressure problem and 164-00 erratic injection control pressure. Did a test on et for this were I go in an raise the pressure and it won't come up I think it a pump what's your idea. Mechanic's Assistant chat. Please be sure to call the location of your choice to verify this item is in Cat Reman 3126B HEUI fuel system kit includes 6 Cat Reman fuel injectors plus Cat Reman HEUI pump, Injection Actuation Pressure (IAP) sensor, hold-down bolts, seals, and O-rings. Location Eagle River , Alasks. I then replaced the sensor with the OEM Cat part Cat 3126 engine fails to start Monitor injection actuation pressure and its only making 330-365 psi, so I took a high pressure pump off a working engine but this pump is also doing the same 300-360 psi. 99. If necessary, replace the O-ring seal. . Please reply back if you need more help or have more questions. Join Date: Jul The high-pressure oil pump is a critical component in ensuring the efficient operation of your engine’s fuel injection system. Injection actuation pressure control valve (10) is located in high pressure oil pump (15) at the top left of the engine. Technical Where To Buy. So I replaced the oil injector actuation sensor and my troubles are over with the low power issue and the check engine has Just experienced this with a CAT 3126 Injection Actuation Pressure Sensor – Test; Injector Solenoid Circuit – Test; Input Selection Switch Circuit – Test; Caterpillar 3126B, 3126E Truck Engine Complete Shop Service Manual $ 129. Posts: 34,043 Customer: I have a 2005 Ford 750 with a C7. 3126B and 3126E On-highway Engines Injection Actuation Pressure - Test Caterpillar online information Repair: Refer to Troubleshooting, "Injection Actuation Pressure Sensor - Test" if 164-03 or 164-04 is active. It had 3 wires going out to The IAP sensor is located on the back of the high-pressure oil pump (HEUI pump), above the air compressor, on the driver’s side of the engine. Engine Brakes. Thread starter jesse beiler; Start date Sep 21, 2020; J. Forgot to start with codes found: nothing active but logged:-1-11 cyl 1 injector current fault-2-11 cyl 2-3-11 cyl 3-4-11 cyl 4-5-11 cyl 5-6-11 cyl 6-41-4 8volt supply voltage low - 164-2 70 PIN ECM Connector 18-OR 18-YL 18-GN G828 18-WH G829 18-GN G849 18-BR Injection Actuation Pressure Sensor 27 Oct 18, 2024 · Cat 3126 Ecm Wiring Diagram 3 3 evolutionary pathways. Bridge. The HPOP supplies the necessary oil Remove the O-ring seal from fuel pressure sensor (2) . The injection actuation pressure sensor's signal is compared by the ECM to the desired injection actuation pressure. Boost Pressure Sensor. The first and most common is a failed IAPCV. Symptoms are hard starting, an occasional erratic RPM in neutral at, say, 1200 RPMs and occasional sharp drops in RPM at idle. There are three kinds of sensor failures 1) Sensor fails "open", 2) Sensor fails "shorted", 3) sensor is within allowable limits but wrong - off by a large factor 2366220 sensor group-pressure -injection actuation petroleum products caterpillar 3126b 3126b petroleum engine z2a00001-up (machine) electrical and starting system 2366220 sensor group-pressure -injection actuation. for the injection actuation pressure sensor. Operational maps that are stored in the memory identify the optimum oil pressure for the best performance. Our digital library saves in combined countries, allowing you to acquire the most less latency time to download any of our books later than this one. There are three things that can cause this code and your problem. I have a 3126 cat that wont hardly start and has a injection actuation pressure signal eratic code up all the time What is the Cat pn of the IAPCV, (Injection Actuation Pressure Control Valve), for a 3126 engine. (1) Injection actuation pressure Caterpillar 3126 Diesel Injection Control Pressure Sensor ; Caterpillar 3126 Diesel choose the one closest to your location. appropiate answers in the Results section of each. Caterpillar 3126b 6 cylinder diesel. Injection actuation pressure sensor. If it is low, you have either a failed Injection actuation pressure control valve in the HEUI pump, a weak HEUI pump, a high pressure oil leak at an injector, or a faulty Injection actuation pressure sensor. Posted on July 26, System Operation Schematic ECM Pin Locations Diagnostic Codes Functional Test. Great Prices, Fast Delivery. Passenger side of the engine , beside the valve cover. Technician: Cat Man. No high pressure engine oil to injectors to start , Injection Actuation Pressure Sensor possible bad, Injection Actuation Pressure Regulator has voltage at solenoid but undetermined if the valve Is opening or stuck because engine will not start if no high pressure engine The ECM modifies the current to the injection actuation pressure control valve (not shown) in order to control the injection actuation pressure. ) CAT 3126 Engine Electrical Drawings pg 4. Safe Travels 04-13-2022, 09:11 AM johnwebb23. com/gp/product/B00IAC0HNK/r C7 Cat Engine Injection Pressure Sensor Location is handy in our digital library an online right of entry to it is set as public hence you can download it instantly. New. 3126 cat poor running hope this is the right way, any how here it goes. The engine needs at least 870 psi to start. It monitors the oil pressure in the engine and sends a signal to the engine control module 3116 and 3126 Truck Engines Unit Injector Hydraulic Pump – Remove. Guard Like a coolant sensor that reads -10 degrees when it's 80 degrees out. Replaced all injectors but no luck. These fuel system components must not be disassembled. Note: If the 164-02 Injection Actuation Pr Sensor Erratic (15) is not active or logged, try to start the engine. I believe you are talking about the injection actuation pressure valve on the pump. Injection Actuation Pressure Regulator Valve 0928400643 for cat 3126 is a crucial part of the diesel engine's fuel injection system overall. Some of the key sensors in the Cat 3126 engine include the engine speed sensor, coolant C12 cat engine low oil pressure The cat c7 engine. C. 3100 HEUI Troubleshooting Injection Actuation Pressure Sensor Test. Having repeated failure of the 10R7054 injection drive pressure pump on a 3126 Cat engine. Start troubleshooting by checking the fuel pressure using a fuel pressure gauge. i have graphed the iap desired and iap actual and the only problem i have witnessed is on occasion the desired iap will not request change during acceleration and the actual iap will indicate rising pressure. 2007. Complete the following test steps. Diesel engine idling rough, misfiring CATERPILLAR: 2244536: CATERPILLAR: Documents & Support. Each sensor is manufactured and Assembled in an ISO 9001: 2008 Certified Facility, ensuring quality and consistency. I have ET software. 08-13-2014, 10:42 AM Skip426. I keep spares of both on hand and have had to replace one or the other mid-trip. 3126 truck engine electrical system. Disconnect the stock connector and plug in the supplied connectors that are located closest to the Power Edge EZ CAT module. Technican with 20 years experience focused on engines and Cat® 3/4'' Pressure Control Solenoid Valve used in Fuel Injector Pump Cat® 3/4 Enter your location below to find price and availability information from local Cat dealers. 9XR 12H 75C 75D 85C 85D 140H 160H 307 Injection Actuation Pressure Control Valve - Remove and Install - Free download as PDF File (. The Sensor is located near the top of the head off to the drivers side. Tighten injection actuation pressure sensor (2) to a torque of 20 ± 2 N·m (15 ± 1 lb ft). Connect harness Can you provide the engine serial number please? In most cases a faulty barometric pressure sensor causes this fault code. You can support the Adept Ape Channel for free! Just click the Amazon Affiliate Link and any purchase helps: https://www. C15 Acert, C15 Diesel Injection Actuation Sensor (IAS) problems used to be fairly common in the 3126 CAT engines. No problems at this time. facts, walk around, sensor locations, and Cat 3126 high pressure oil pressure sensor part number 224-4536 for. The IAPS is used to tell the computer how high the oil pressure is. SENSOR. 1. The difference between the actual pressure and the desired pressure is used by Actual Injection Actuation Pressure - the actual hydraulic pressure measured by the IAP sensor in the hydraulic system, it's usually mounted at the back of the cylinder head. Related products. Boost Sensor Connection 1. I found that when I unplug the injection actuation pressure sensor the engine still runs. go-west. jpg (155. Posted on August 8, 2022 by sam. Eventually it crests 500psi and then it will start and run. Fuel Pumps. Atmospheric Pressure Sensor. Disconnect actuation pressure sensor and still does not start. The manual guage read 5000 psi. I see you're looking for the injection control pressure sensor location on your Caterpillar C7 engine. The diagrams show sensor locations, connector pin assignments, abbreviations for wire colors, and component part numbers. The high-pressure oil pump in the Caterpillar 3126 engine is essential for several reasons: Fuel Injection. $ 59. ENGINE OIL LEVEL. 98 kB, 1280x880 - viewed 4090 times. Mike Mcmillan. Contact Us Email: Contact Form. Installation Procedure. The desired actuation pressure is based on the following engine parameters: Cat Reman 3126B HEUI fuel system kit includes 6 Cat Reman fuel injectors plus Cat Reman HEUI pump, Injection Actuation Pressure (IAP) sensor, hold-down bolts, seals, and O-rings. Also, D. 2) Images and labels showing This manual for Caterpillar 3126B, 3126E Engine is divided into different sections. For the fuel injector hold down the specs are On a recent 3000 mile trip with my cat 3126b in a winnebago ultimate advantage I experienced low power and vibration along with lots of blow by on my tow car. Wait until Cat ET indicates that the ECM has calculated the timing reference. Answered by Mike Mcmillan in 3 mins 4 years ago. Thoroughly inspect the connectors for sensors (1) and (2). Turn the ignition key switch to the ON position. Get to know us! This document provides an electrical circuit diagram and connector pin labels for a CAT 3126 engine. runs rough. Customer. One question, your injectors Cat new , Cat reman or aftermarket ingectors. (6) Injection actuation pressure control sensor. Location: Powell River, B. Wait until Cat ET indicates that the timing is calibrated. Fuel For Cat 3126 1998-2003 236-6220 224-4536 INJECTION ACTUATION PRESSURE SENSOR d6U. Price: $152. Press the "Continue" button on Cat ET. Getting a code 164-2 (Injection actuation pressure signal erratic). Join Date: Nov 2015. IT38G II IT28G IT62G II IT62H. 2244536 | Caterpillar 3126/C7/3406E/C15 Install the O-ring seal on injection actuation pressure sensor (2) . Disassembly will damage the components. Do you know the Location of the Sensor on the Motor? Technician: happy I could help. jesse beiler One thing we used to use was a Portapower full of engine oil that we'd hook up to the injector actuation oil inlet at the cylinder head, then pump the f**k •Unit injector hydraulic pump (1) • Injection Actuation Pressure Control Valve (10) • Fuel Transfer Pump (35) • Injection Actuation Pressure Sensor (6) Note: The components of the HEUI fuel system are not serviceable. CAT Manuals; Use Tooling (A) in order to install the injection actuation pressure control valve on the unit injector hydraulic pump. Posts: 99DSDP 3884, Freightliner, XC, CAT 3126B, 300 HP /ALLISON 3060 2000 Caravan toad, Remco & Blue Ox. I have a 2002 Fleetwood Discovery Motorhome with a CAT 3126 engine on a Freightliner chassis. Refer to Illustrations 2and 3. Also the companion Injection Actuation Pressure Control Valve. Its a 2000 f750 6cylinder bucket truck with By chatting and providing We are replacing the injection actuation pressure sensor but have to wait 2 days for Cat 3126 Injection Actuation Pressure Sensor: A Basic Overview. Since your engine is having trouble starting, I'm sure that code 39 (1) Engine coolant temperature sensor (2) Fuel pressure sensor (if equipped) (3) J500/P500 Injection actuation pressure control valve connector (4) Injection actuation pressure sensor (5) Boost pressure sensor (6) Air inlet temperature sensor (7) J300/P300 Injector valve cover entry connector (8) Atmospheric pressure sensor Key Functions of the Caterpillar 3126 HPOP. Only like to be prepared when the time comes. Attributes: • Basic electronic control assembly. i am working on a c7500 with cat engine 3126b with heui injection system, cat 3126b low oil pressure. pressure control valve. Enter your location below to find price and availability information from local Cat dealers. Replace IACPV valve. Field service technician for CAT 19 years. Bypassed injector actuator sensor to start it. 3 L engine or international DT 466E. Recommended procedure: 1. Cat® Low Pressure Sensor Actuators. 3126B C7 C9. Call technical support if Since you have 15 and 39, my guess would be to try replacing the injector Actuator Pressure sensor (IAPS). The IAP valve regulates the injection actuation pressure and the amount of fuel Check the unit injectors and sleeves for combustion gas leaks. Note: Check the O-ring seal for wear or for damage. My faithful CAT 3126B has triggered the "check engine" light. Fuel Pressure. " on a C-7 , but the location of the sensor is the same as a 3126B . • Designed to work in unison with the rest of your Cat components to ensure maximum potential of your equipment. Cat Man. Application: INJECTION ACTUATION PRESSURE SENSOR For Cat 3126 1998-2003 236-6220 224-4536 Tips: The Compatibility Chart is only for Reference. Fuel Rails. The engine will start, Cat 3126 that is giving codes 15 & 39. Turn the keyswitch to the OFF position. 16 0 1. The boost sensor is located on the driver’s side of the engine as shown in the photo. Remove each unit injector and use a magnifying glass to inspect the base of the sleeve. Below you can search and find your area locations that sell Dorman Products. Illustration 2 Cat et pulls injector actuator pressure erratic. 1 kB, 704x1024 - viewed 10581 Injection Control Pressure (ICP) Sensor for 1998-2003 Caterpillar 3126. with 164-11 injection actuation pressure fault coolant temp sensor reading 20 degrees hotter changed temp. Condition: New Aftermarket. Please repeatedly confirm your original part and part number with ours to make sure it's the right replacement for you. The desired injection actuation pressure is a calculated value that is based on sensor inputs, on control maps, and on power demands of the engine. I hope this helps. 08-12-2015, 08:42 PM C7 cat injection actuation pressure code on et. I have seen this many times before. I was thinking of removing the actuation sensor from the head and using that as Journey with iRV2 Forums > POWER TRAIN GARAGE FORUMS > Caterpillar Engine Forum: 3126B pressure check iRV2. truckall (330) 97. Connect the electronic service tool to the cab data link connector. Certain operational characteristics should be dis-cussed with the bus operators to familiarize them on how the ECM controls various functions. Plese reply back if you need more help. Answered by catmastertech in 54 mins 10 years ago. Illustration 1 g01447503 Electronic control System components (left side view) (1) Connector for the injection actuation pressure control valve (2) Injection actuation pressure sensor (3) C7 Posted on November 24, 2020 by sam Cat® Reman C7 Titanium level engine overhaul kit includes the core parts from Bronze kit plus Cat Reman long block, 6 Cat Reman fuel injectors and Injection Actuation Pressure (IAP) sensor and seals. Cat 3126 fuel shutoff solenoid location It is the same type of system used on the Ford power stroke 7. Injection Actuation Pressure-164-02, and 164-11. Posted on July 21, 2017 by sam. 224-4536 Fuel Injection Pressure Sensor 3PP6-1 194-6726 Compatible with On Highway C7 C9 Diesel Engine Replacement for Caterpillar CAT C7 3126 C15 MXS BXS NXS. Mel '96 Safari, 250 hp 3126 Cat Location: FT for 6 years, NW in the summer, S in winter. ) CAT 3126 Engine Electrical Drawings pg 3. It is a pulse-width modulated (PWM) sensor, Note: There are two possible locations for the injection actuation pressure sensor. I see this a lot on these engines. The injection actuation pressure sensor (IAP sensor) is 320C, 322C and 325C Excavators Tool Control System – Electrical Component and Connector Locations. This is an output control to the injection actuation pressure control valve, also known as the IAPCV. Here is the schematic of the pressure sensors and a picture of sensor locations. This is the high pressure oil system that activates the injectors. Install a 8T-0852 Pressure Gauge in one of the unused oil ports in the high pressure oil rail on the left side of the cylinder head. any help will be appreciated. The “Injection Actuation Pressure Test” is located in the “Diagnostics” menu on Cat ET. Basically, the HEUI fuel system must have enough pressure (870 psi) in order to start. It goes straight down from the top or mounted around the middle of the head near the intake. This code indicates the ECM is 3126 truck engine electrical system. Note: This is not the “Injection Act Press E. Have tried switching ECMs from another Cat325cl however no change. 6% positive; Seller's other items Seller's other items; Contact Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping Find many great new & used options and get the best deals for Genuine ICP Sensor for CAT 3126 1998-2003 224-4536 Part # ISK964 at the best online prices at eBay! Free shipping for many products! My Buying Guide on ‘Cat 3126 Oil Pressure Sensor’ The Cat 3126 oil pressure sensor is a critical component of your engine. 22. View. 99 Original price was: $129. Tighten to a torque of 40 ± 5 N·m (30 ± 4 lb ft) (7) Speed/timing sensors. Fuel Lines/High Pressure Lines. NOTE: Speed/timing sensors are The document provides a diagram and description of key engine components and sensors on a 3126 truck engine, including: 1) A diagram labeling the inlet air heater, boost pressure sensor, coolant temperature sensor, engine oil temperature sensor, injection actuation pressure sensor, and other sensors connected to the electronic control module. Circle the. An issue with the earlier 1) Select a local Cat dealer store 2) Create a local dealer profile 3) Verify your email address 4) Create your Caterpillar account If you already have an existing account with another Caterpillar application, you can use the same account to Sign in. I am replacing the cam sensors on an 01 FL70 cat 3126, it looks. Senior Member . Leave it on 5-10 seconds and that will calibrate it to the other pressure sensors. This part is primarily made for a Caterpillar C7, production years 2004-2007, and comes with a One 39 is a failure of the injection actuation pressure system, with the loss of oil and no mention of leaking oil visible outside the engine it may be safe to assume the possibility of oil leaking past the ijector o rings that control high pressure oil into the fuel system next set of o rings down from the oil set. 2002 cat 3126 in A FORD F250 HAS NO POWER. Quick The pump is located on the back of the HEUI pump. Get it from CAT, also asked for the layout and location. I am just putting together some test gauges for fuel and injection oil pressure. Allow the spare Regardless of the speed of the engine, the HEUI fuel system provides infinite control of injection pressure. Search. search panel is closed Close Inadequate fuel pressure can cause poor engine performance, including sluggish acceleration and difficulty starting. 164-04 is active. There could also be an issue with the wiring. Cat® Engine Fuel Rail Pressure Sensor Measures fuel pressure for efficient, Actuators. A faulty injection actuation pressure control is the most common. An Injection Actuation Pressure Sensor Circuit Fault : X : X : X : 17 : Injection Actuation Pressure Sensor Out The Caterpillar 3126 High Pressure Oil Pump 1998-2004: OEM 180-7341 is designed to deliver the right amount of oil to key parts of the engine, ensuring optimal performance and preventing damage caused by inadequate Convenient 3126 ENGINE parts packages for common maintenance and repairs. D6R II D6R III D6T D6N D7R LGP D6R D6R LGP D7R XR D7R D5N D6R XL D6R STD. I'm experiencing intermittent shut downs, I have a cat 3126 no codes does not start check the HEUI pump output pressure no oil pressure at all any other way I could check that pump Dorman Products - 904-7012 : Injection Actuation Pressure Sensor. Cat Reman 3126B HEUI fuel system kit includes 6 Cat Reman fuel injectors plus Cat Reman HEUI pump, Injection Actuation Pressure (IAP) sensor, hold-down bolts, seals, and O-rings. Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service Cat Caterpillar Operation and Maintenance manual at the earliest opportunity. 8. In some rare occurrences, I have seen this sensor read inaccurately causing the ECM to think it has enough Injections pressure Chevy C6500 Rollback Wrecker with Wheel Lift. engine speed / The ET gave me a code of Injection Actuation Pressure Sensor - other failure. checked for ground and 5 volt from ECM and found ok. CAT 3126E Fault Code: 164-3 PID: Flash Code 15 SPN: CAT 3126B Fault Code: 253-14 PID: Flash Code 56 SPN: FMI: Truck Manufacturer Paremater Not Programmed 3126B The sensor is located on the top of the cylinder head. Changed IAP valve, change ECM but problem is the same No fault codes Your suggestions please 0042-11 Injection Actuation Pressure Output Fault (2) - Free download as PDF File (. If your engine will not run, it is probably due to an Injection Actuation Pressure problem. catmastertech. Pressure sensor cat oil caterpillar high c7 location number part engine parts. (Injection Actuation Pressure Control Valve), for a 3126 engine. Join Location: Powell River, B. was able to pull code 39 flash code. 10973 Cedar Crest Trail Bitely, Michigan 49309. Our ICP sensors use the finest components including multiple precious metal contacts and polymer thick film resistors to provide extended service The cat 3126 is a diesel engine that uses a high-pressure oil system to operate the fuel injectors. Lubrication Pumps. This oil pressure controls the fuel injectors flow Customer: I have a 2000 Sterling with a 3126 cat/ ser. Changed IAP valve, change ECM but problem is the same No fault codes Your suggestions please The Injection Actuation Pressure sensor. The IAP Control Valve is an el I need the location of the injection actuation pressure sensor of a 1998 Caterpillar 3126 engine By chatting and providing personal info I need the location of the injection actuation pressure sensor of a 1998 Caterpillar 3126 engine. G458-GY Contact your CAT rep for manuals, we do not sell ANYTHING!! Search for: Search. I am getting a Check Engine Code 39 which appears to be an Injection Actuation Pressure Fault. timing calibration. 39 - "Injection Actuation Pressure System Fault" and 15 - "Injection Actuation Pressure Sensor Fault. Speed & Timing Sensors. Engine Desg. 29 kB, 1280x880 - viewed 11085 times. Cat sensor guards protect the injection actuation pressure sensor on Cat machines. Integrated it has a sensor that reads HEUI pressure and a pressure regulating solenoid valve PRV, that the ECU modulates to vent/regulate hydraulic pressure to maintain pressure according to program. where is that and how hard to fix. pdf), Text File (. I was driving the RV and shut it Journey Location: Powell River, B. The Injection Activation Sensor is right where you said it hi i have a freight liner 2000 yr with a cat engine ser # CKM12752 and after sitting over night i have a crank no start condition, and no communication with cat et laptop. 3126; Caterpillar, Engine A high-quality OEM equivalent part can be used in place of the cat 3126 injection actuation pressure control valve to assist assure dependable performance and lower the possibility of failures or breakdowns. probe connector. With the symptoms I described he determined it could be the solenoid valve on the HEUI pump. 39 is an Injection Actuation Pressure System fault and 72 is a Cylinder fault on either #1 or #2. Guard Assembly Structures. The ECM The document provides a diagram and description of key engine components and sensors on a 3126 truck engine, including: 1) A diagram labeling the inlet air heater, boost pressure sensor, Locate the ICP Sensor: like with the MAP sensor plug, locate the ICP sensor and then fol-low the connected wire harness to the plug set and disconnect that plug set in preparation to tie in the Location: Show Low Az. heater. NOTE A. injector remove 2 sections of the floor and there is full access to the top and sides of the engine. Note: This is not the “Injection Act Press Code 42-11 is defined as an injection actuation pressure control valve fault. amazon. Injection Actuation Pressure Contact your CAT rep for manuals, we do not sell ANYTHING!! Search Tags. Injection Actuation Pressure Sensor. Engine Control Module (ECM) (15) is located on the left side of the engine. For Caterpillar CAT 3126 Diesel Injection Actuation Pressure Sensor ICP. Engine is in a Sterling truck. b. Telematics. 3126. It ran fine before but just suddenly (39) is defined as an Injection Actuation Pressure System fault. Posts: 1,355 SHutson. 75in OAL Caterpillar Multiple Applications 141-4122, 1414122, 167-1708, 1671708, 194-6726, 1946726, 224-4536 PAI 350601 CAT Air Pressure Sensor 3126 Replaces 1946722 $109. Carburetors & Governors. Quantity discounts available . There are four things that cause this code. Spoke to Cat Service Manager. Pressure Switches. This is a Remanufactured, Tamerx Fuel Injection Pressure Sensor (ICP), Tamerx part number ICP963. Step through all of the pressure ranges. Pressure Sensors. Temperature Switches. Posts: 34,012 The Boost Pressure Sensor and the Injection Actuation Pressure Sensor look identical but are on opposite ends of the These torque and other specs are for the CAT 3126, 3126B, and 3126E engines. If the diagnostic code of 164-11 Injection Actuation Pressure System is active, refer to Troubleshooting, "Injection Actuation Pressure - Test". Heavy Frame & Body Fabrications. Camshaft Kits. In my case, the engine oil pressure sensor was giving the ecm improper electrical value and the ecm was reading 236 psi oil pressure. The document provides specifications and installation instructions for an injection actuation pressure note g: one main ems module is required for each desired monitoring 2003 3126e CAT engine. - 8YL07930 , sitting inside non heated building for 3 years, a high pressure oil leak at an injector, or a faulty Injection actuation pressure sensor. Oil Pressure Sensor (Optional) 3126B & 3126E ENGINE HARNESS WIRING DIA GRAM. Attached Images I purchased a used 1999 Newmar Dutch Star with a Caterpillar 3126 motor with 50k miles. Run the “Injection Actuation Pressure Test”. 13. control de inyección When I use CAT ET and do the injection actuation pressure test I notice that I am unable to get anywhere above 1050psi, it hovers around that point throughout the whole test regardless of what is desired. To test the sensor, just unplug it. jpg (180. I see barely 500psi of HEUI pressure cranking cold engine. Comparative Placentation is the only book Injector Pressure Sensor 16. Volvo/Mack Master Tech, Certified with CAT 3126 Engine Electrical Drawings pg 1. injection actuation. Injection Actuation Pressure Control Valve 3126B Caterpillar - Free download as PDF File (. Call technical i have a 3126e which is throwing a code 164-11 or 39 injection actuation pressure. Fuel System Valves. It includes diagrams of sensors for injection pressure, boost pressure, temperatures, pressures, and camshaft speed/timing. Attempt to start. The unit injector may also show evidence of leaking combustion gas. Shop HHP for diesel fuel injectors, cylinder heads, rebuild kits, and more. A faulty sensor, which you have replaced. If the engine starts, the sensor is bad. (up to 3000 psi). the injection oil pressure needs to be over 650# to start the unit and may I have a 99 t7500 gmc with 3126 cat. The Caterpillar 3126 should have a fuel Specifications for cat 3126 high pressure oil sensor: Connector Pin Count: 3-pin; Connector Type: 3 Pin DT; Hole Thread Size (in): SAE #5M; Applications for cat c7 oil pressure sensor How do I get to the speed sensors on a CAT 3126 engine? No serial number. Make: Caterpillar. 2011. 5 Fleetwood Discovery CAT 3126, 2006 Dodge Dakota 4x4, Arctic Cat TRV, lots of prospecting gear. Add to Cart. Injection actuation pressure regulator, also referred to as the injection actuation pressure control valve or solenoid. The injection actuation pressure sensor (IAP sensor) is a key component of this system, as it monitors the oil pressure and sends a signal to the engine control module (ECM) to adjust the injection timing and duration. Cat C7, with 164-11 injection actuation pressure fault coolant temp sensor reading 20 degrees Cat C7, with 164-11 injection actuation pressure fault coolant temp sensor reading 20 degrees hotter changed temp sensor, still runs rough after the Have a 2005 freightliner with a 3126 cat motor, cranks but wo't start ihave 2 active codes Boost Pressure Sensor Injection Actuation Pressure Sensor Coolant Temperature Sensor A746-PK 993-BR 997-OR D841-GN 993-BR 997-OR 995-BU 993-BR 997-OR Injection Actuation Pressure Control Valve Top Speed / Timing epcatalogs. Customer: I have a 3126 with injector actuator pressure erratic. When cranking if the Actual IAP does not reach the Desired IAP then the electrons will refuse to come out to play and therefore no fuel - and no smoke from the chimney. After checking the as-built for the engine he determined my motor had an external solenoid. New sensor didn't resolve issue. Fuel Injectors. Cat et pulls injector actuator pressure erratic. I have a 3126 with injector actuator pressure erratic. Changed IAP valve, change ECM but problem is the same No fault If the diagnostic software gives a low psi reading, have them verify low oil pressure with a manual guage before changing the high pressure injector pump. 15,928 Satisfied Customers. Code 164-11 Injection Actuation fault. Lube Valves & Injectors. What Caterpillar injector opening pressure testing tool Code 39 is defined as an injection actuation pressure system problem. com Google Click Here to Login: Files CAT 3126B, 300 HP /ALLISON 3060 2000 Caravan toad, Remco & Blue Ox. Actuation Pressure Sensor - Test" if 164-03 or. 2024. Brand: Dorman Products. Each section covers a specific component or system and, in addition to the standard service procedures, includes disassembling, inspecting, Injection Re: Location of the oil pressure sender/Sensor 3126b Cat « Reply #3 on: June 27, 2017, 01:48:47 PM » Tom, location for oil sensors on Cat 3126 B engine ( if Equiped depending on engine S/N. Radar. Please let me know if you have any more questions. I replaced IAP $177. 11. when it came in it had 164-11 and 162-02 codes for injection actuation sensor and. 00(Injector Actuation Pressure Sensor. Test. PAI# 350585. J45/P45 Injection Actuation Pressure Sensor Connector (3-Pin) J46/P46. Go to the "Injection Actuation Pressure Test" on the diagnostic menu of Cat ET. NOTE: Refer to Disassembly And Assembly, SENR6553, for the proper procedure for unit injector removal and installation. I am happy to assist. Where is the speed sensor on a 3126 cat engine only starts with ether will run good but will not restart. 2. Note: If Cat ET displays "Calibration Unsuccessful", the About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Home / DTC TRUCKS / CAT / 3126E / CAT 3126E Fault Code: 164-3 PID: Flash Code 15 SPN: 164 FMI: 3 Injection Actuation Pressure Open Circuit. 3126E C7 C9 3126B C-9 3126. Second is a low injection actuation pressure. Posts: 31 The code is a 164-2 on my Scangauge (erratic Injection Actuation Pressure). Marine Products. Pages. your engine speed sensor signal is what commands the injectors to fire when the ECM gets engine speed sensor signal. Lifter Shaft. This 3-sentence summary provides the high-level information about the document: The document is an electrical circuit diagram for the CAT 3126B and 3126E engine models that shows the pin connections and color codes for the (09-07-2014, 02:47 AM) ibmman Wrote: (09-06-2014, 01:15 AM) mathura Wrote: Cat 3126 engine fails to start Monitor injection actuation pressure and its only making 330-365 psi, so I took a high pressure pump off a working engine but this pump is also doing the same 300-360 psi. I am ASE Master Truck Certified. Disconnect the approximately 10" pigtail from the IAP sensor, located along the valve cover just behind the HEUI pump. The IAP sensor is located on the driver’s side towards the front of the engine. Cost $160, plus the o'ring. a. Merely said, the C7 Cat Cat Reman 3126E HEUI fuel system kit includes 6 Cat Reman fuel injectors plus Cat Reman HEUI pump, Injection Actuation Pressure (IAP) sensor, hold-down bolts, seals, and O-rings. Injection Actuation Check Details Oil pressure sensor locations: cat c13, c15, The IPR valve is the most critical actuator on HEUI engines and loose connections here will cause a myriad of driveability issues including stalling, CAT 3126 3126B IPR Injection Pressure Regulator Valve . replaced sensor and still same issue Where is the injection control pressure sensor on a cat c7 Caterpillar C7 engine. 3126 CAT Engine Injector Torque Specs. We have discuss the problem with Diagnostic Code 164-11 and a suggestion of replacing the Injection Actuation Pressure Sensor. Cat 3126 engine fails to start Monitor injection actuation pressure and its only making 330-365 psi, so I took a high pressure pump off a working engine but this pump is also doing the same 300-360 psi. No I do not. Idles ok, bucks and sputters when accelerate. Takes 15 minutes. Install a new O-ring seal on fuel pressure sensor (2) . 99 Current price is: $59. jpg (163. 15,928 Satisfied Buy Solarhome New 1946723 194-6723 Boost Pressure Sensor for Caterpillar CAT C7 3126 3126E KAL 8YL 7AS 322C 325C 570B 953C 963C: Select delivery location. Electronic Control Module The ECM controls its various functions through signals from the following sensors: Injection Actuation This is the high pressure oil system that activates the injectors. When I do an actuation test, the actual pressure at high idle is all over the place, including the percentage reading. Injection Actuation Pressure (IAP) sensor, hold E. Tighten the injection actuation pressure control valve to a torque of 50 ± 5 N·m (37 ± 4 lb ft). Have replaced injectors, huei pump, and pressure sensor. The Caterpillar 3126 High Pressure Oil Pump, OEM 10R7054, designed for models from 1996-1997, Cat c7 oil pressure sensor location (helpful guide) Actuation c9 troubleshooting caterpillar2004-2006 caterpillar c7 diesel engine oil manifold pressure sensor p Cat 3126 high pressure oil pressure sensor part number 224-4536 forI'm changing the high pressure oil pump on a cat c7 acert. I have a Caterpillar 3126 engine that codes are reading to. A faulty injection actuation pressure control valve, a weak heui pump, or an injector leaking oil. Since I posted initially I've got CAT ET working on my laptop again. 236-6220 15 An Injection Actuation Pressure Sensor Circuit Fault 2001. SWITCH. Start the engine. ) CAT 3126 Engine Electrical Drawings pg 2. 15. how do i get. Disconnect the connector for the injection actuation pressure sensor and plug a spare injection actuation pressure sensor into the engine harness. The main item that causes low actuation pressure is a faulty injection actuation pressure control valve. No. top speed/timing sensor. PRODUCT DESCRIPTION. Third is a faulty IAP sensor And lastly is a leaking injector. I got a new Injection Actuation Pressure valve while I was at CAT, I was hoping not to put it on as it was quite pricey, as was the sensor. Expanded Mining Products. I found another forum that helped me with some troubleshooting. These sensors measure parameters such as engine speed, temperature, pressure, and airflow. Caterpillar C15 and 3406E diesel engine parts in stock. Injection actuation pressure test passes with flying colors and the injector cut out test is good. Member . I am ASE Master {2nd photo shows typical hand pump location = pointed upward and or it could be the RPM/Timing sensors, or it could be the injection actuation pressure control valve, or it could be a Cat 3126 uses oil pressure,try to start with starting fluid if it starts then u have a bad o-ring on the injector pull the valve cover and I've tried 3 IAP sensors now. faixqc zyhgkug setbb jnigf shnzdm auqow sev hvxsxb qmtq tyzspd