Illustration 1 g03122657 If you receive any error messages during flash programming, click on the “Cancel” button in order to stop the process. With the engine stopped, the “Injector Solenoid Test” will briefly activate each injector solenoid. F. Perform the “Injector Solenoid Test” at least two times. Your email address will not be published. One reason for a cylinder that is weak or misfiring is an injector that is malfunctioning. D. Perform the “Injector Solenoid Test” at least two times. This thing has been hard to start since new. Results: The ECM does not detect the correct status of the circuit. Verify that the repair eliminates the problem. There seems to be a problem serving the request at this time. The signal is sent with the proper injection duration and injection timing for the current engine load and speed. If an open circuit condition is detected in the solenoid circuit, a diagnostic code is generated. Installed test ECM from a running truck that had no fault codes - all 3 injector … Select the engine ECM under the “Detected ECMs”. D. Fabricate a jumper wire that will be long enough to short circuit two terminal locations at the P300 connector. P300 terminals that are associated with the injector solenoids. ... Offline. If an application supports this feature, Cat ET will allow a new ECM to be used temporarily as a test ECM. I. eBay; eBay Motors; ... Caterpillar C7 ACERT Engine Fuel Injectors, OEM # 2413238, 3145427, 10R4761. Reply: Richie : 29-Dec-14 : Dave, You are right about the HEUI pump. The tattletale number shows if a parameter has been changed. A Bosch high-pressure oil … last time a saw this it was an ecm but that was a few years back if I can remember correctly. Note: The injector solenoid that shares the supply wire of the injector that is short circuited may indicate a false test result. Start the “Test ECM Mode” on Cat ET. Perform the “Injector Solenoid Test” at least two times. (02-07-2015, 11:01 PM) tomacejones Wrote: hey guys working on a c7 in a gmc its a no-start cranks fine getting 1-11 2-11 3-11 4-11 5-11 6-11 All are an injector current fault... however when I run the injector solenoid click test they all click. Filters have been changed. Ensure that all of the seals are properly in place and ensure that the connectors are completely coupled. After locating the correct flash file, download the flash file to your PC. Here is some additional information from Dave on injector problems: ... Tuesday AM I am going to pull valve cover off the C7, clean and put O-rings on my injector electrical plugs. Allow the engine to warm up to normal operating temperature Allow the “Injector Solenoid Test” to continue until each cylinder is activated at least two times. This increase in “Fuel Position” represents an increase in the amount of fuel that must be delivered by the remaining cylinders in order to maintain the desired engine speed. Program the engine serial number into the new ECM.If the problem is resolved with the new ECM, remove the original ECM and permanently install the new ECM. Options: Clear: C7 Cat Reman Injector quantity. to replace fuel gauge and will get the line checked then. Results: The cylinder cutout test indicates that at least one of the injectors is not operating correctly. Highlight a cylinder and select the “Change” button at the bottom of the screen. When the correct flash file is selected, press the “Open” button. J. You must have the engine serial number in order to search for the flash file. After performing the test, Cat ET will indicate the status of the solenoid as “OK”, “Open”, or “Short”. Proceed to Test Step 3.Results: A diagnostic code is logged for one or more injector solenoid. If an application does not support this feature, refer to Troubleshooting, “ECM – Replace”. G. Repeat this test for each suspect circuit. The parameters are stored in the Electronic Control Module (ECM). If the “File Values” do not match the application, obtain the correct flash file. C. Disconnect the harness connector from the suspect injector. D. Check the allen head screw on the ECM connectors for the proper torque. D. Shut off all parasitic loads such as air compressors which could affect the results of the test. E. Insert one end of the jumper wire into the P300 connector socket for the suspect injector’s supply wire. However, things don't always go according to plan. E. Check the harness and the wiring for abrasion and for pinch points from the P300 connector to the ECM. 3. Two injector solenoids share a supply wire. 255 50. Do not mount the new ECM on the engine. Injector Sleeve Cup Seat Bore Cleaning Brush Kit Compatible for 1994~2018 Ford Powerstroke 6.0L 6.4L 6.7L 7.3L Caterpillar (CAT) 3126 C7 C9 / Navistar Alternative to … Access the feature through the “Service” menu. After the ECM has counted down the 24 hour period, the ECM will exit the “Test ECM Mode”. I have a bad fuel gauge also. D. Thoroughly clean the terminals on the injector solenoid and on the harness connector. Alternatively, use the “Service Software Files” feature on SIS Web to obtain the flash file for your engine. E. Use a jumper wire to short circuit the connector terminals for the suspect injector. We have a 2004 National Tropi-Cal T370 with a Cat 330 turbo diesel. Also, look for a change to the operating parameters that are displayed on the “Cylinder Cutout Test” screen. A new ECM can never be used as a test ECM after the engine serial number is programmed. G. Use Cat ET to manually cut out the cylinders in order to identify injectors that may have a performance problem. The injector solenoids are operating correctly. Search for the latest flash file for the engine. The new ECM can no longer be used for another engine or for a test ECM. If a short circuit condition is detected, a diagnostic code is generated. Serial no is KAL21849 in a GMC 7500. Install the jumper wire into this socket. Program the correct flash file into the new ECM. Have a small truck, small bus, or an RV with a Cat Engine in it? Note: Prior to running the “Cylinder Cutout Test”, all active diagnostic codes must be repaired. Connect the jumper wire to the engine ground stud. The HEUI injector allows for multiple injections at different metered rates, thereby improving fuel combustion and reducing emissions output. I have a 98 FL70 with the CAT 3126 engine, with 312,000 miles on the vehicle. High-Pressure Oil Pumps: Volume, Not Pressure Instead of a conventional injection pump, HEUI systems use a high-pressure oil pump. C. Perform a A strong electrical shock hazard is present at the jumper wire while the test is running. F. Verify that the ECM will detect an open circuit for the suspect injector: 1. Save my name, email, and website in this browser for the next time I comment. Stop the “Injector Solenoid Test” before handling the jumper wire. The ECM will disable the solenoid circuit. Engine Overhaul Kits available for the Cat® C7 Engine. Required fields are marked *. Verify that the “File Values” match the application. He had that motor and I believe it was problems. Remove the electrical power from the ECM. Proceed to Test Step 6. Repair any active diagnostic or event codes. This may have been you or someone else. 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pump – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pressure – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Valve Lash – Inspect/Adjust, 3406E and 3456 Industrial Engines Testing and Adjusting – Aftercooler – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Inlet Manifold Pressure – Test. Refer to Troubleshooting, “Electrical Connectors – Inspect”. Repair: There is a problem with the ECM. Crimp a connector socket to one end of the jumper wire. If the ECM is replaced, all injector trim files must be programmed into the new ECM. The electronic service tool can be used to view certain parameters that can affect the operation of the engine. L. Remove the electrical power from the ECM. I have appt. 77 °C (171 °F). Use the “Injector Solenoid Test” to diagnose an open circuit or a short circuit in the wiring for the injector solenoids. Refer to Troubleshooting, “Replacing the ECM”. Replace parts, if necessary. Crimp a connector pin to each end of the jumper wire. This will replace the injector solenoid with a short circuit. Disconnect the P300 connector at the valve cover base. Add to cart. Required fields are marked *. Refer to Troubleshooting, “Electrical Connectors – Inspect” for the proper torque value. Read about the history and technical specs of this legacy engine. Record the injector serial numbers from the “Calibrations” screen under the “Service” menu on Cat ET. If the “Copy Configuration/ECM Replacement” feature cannot be used, record the programmed values into the “Parameters Worksheet” in system configuration parameters Troubleshooting, “System Configuration Parameters”. The electronic service tool can also be used to change certain parameters. If the short circuit condition remains, this sequence of events will be repeated until the problem is corrected. Replace the ECM. then i googled the Fault and found out that the C7 has a lot of probl. Offline. Remove the jumper wire from the injector connector. ... Have had problems with injectors the truck only has 45,000 miles on it … Results: OK - Cat ET displays "Open" for the cylinder with the jumper wire. Temporarily connect the new ECM to the engine. Pros and Cons & Thoughts CAT C7 engine Thread starter SpeedExpo8; Start date Dec 8 , 2016 ... like any CAT product....not good. Caterpillar 3406E, C15, & C15 ACERT engines all use the same style cylinder head, injectors, and injector cups (see images 1 & 2 below). ... C7 HEUI Pump failures ... then back to problems. The ECM uses this number to compensate for manufacturing variations between individual injectors. This clock will count down only while the ECM is powered. There may be a problem with a connector. C7 and C9 Industrial Engines Troubleshooting – Diagnostic Capabilities, C7 and C9 Industrial Engines Troubleshooting – Electrical Connectors. Do not touch the jumper wire during the test. Note: If the “Copy Configuration/ECM Replacement” feature cannot be used, program the values from the “Parameters Worksheet”. B. “Test ECM Mode” is a feature on Caterpillar Electronic Technician (ET) that is used to troubleshoot an engine that may have a problem with the Electronic Control Module (ECM). Page 1 of 3 1 2 3 Next > Apr 13, 2012 #1. freightlinerfever11 Light Load Member. Flash Programming – This is a method of programming or updating the flash file in an engine’s Electronic Control Module (ECM). I noticed when I fill up and park in storage building, I have fuel on floor under the tank. Save my name, email, and website in this browser for the next time I comment. Results: Note the cylinder that indicates “Short”. The ACERT Technology had a lot of problems for Caterpillar, first with the CAT C7 but more so later on with the CAT 13 and CAT 15 engines. The injector trim file is a number that is specific to each unit injector. An audible click can be heard as each solenoid is activated. 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pump – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pressure – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Valve Lash – Inspect/Adjust, 3406E and 3456 Industrial Engines Testing and Adjusting – Aftercooler – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Inlet Manifold Pressure – Test, A suspected problem with an injector solenoid. The injector solenoid is mounted on top of the fuel injector body. 4. There may be a problem with a connector. C7 Cat Reman Injector $ 309.00 $ 295.00. Cat ET displays "Open" for the cylinder with the jumper wire. “Test ECM Mode” can only be activated if the engine serial number has not already been programmed during normal operation of the ECM. Hi, I have a CAT C7 problem. F. Activate the “Injector Solenoid Test”. Get the best deals on Caterpillar Car & Truck Fuel Injectors when you shop the largest online selection at eBay.com. Start the engine and check for proper operation. Restore the wiring to the original configuration. CAT quit building truck engines for a reason. If someone else did this, they could be trying to reset your password, or it could be a mistake. The “Cylinder Cutout Test” can be used to isolate a malfunctioning injector in order to avoid replacement of injectors that are in good condition. Smart-Simple Savings-Built For It. There is an electrical problem with an injector solenoid or … Remove the valve cover in order to gain access to the suspect injector. If the new ECM does not resolve the problem, and 24 hours has not expired, the ECM can be used as a new ECM. If the engine is misfiring or if the engine has low power, refer to Troubleshooting, “Engine Misfires, Runs Rough or Is Unstable” or Troubleshooting, “Low Power/Poor or No Response to Throttle”. G. Perform the “Injector Solenoid Test” at least two times. Ensure that the jumper wire is not in contact with a ground source or another circuit. Cat changed all injectors and warrantied the Reman pump that we installed, machine ran about 10 hours and the same thing happened again. Select “WinFlash” from the “Utilities” menu on Cat ET. Cat ET displays “Short” for the two injectors that share the supply wire. The Caterpillar C7 Engine was produced from 2003 - 2009 and was originally touted to be the greatest CAT Engine ever made. P2 terminals that are associated with the injector solenoids, Illustration 4 g01121687 Order Genuine Cat® Parts Direct Now. Before replacing the C7 or C9 high-pressure fuel pump, follow the instructions that are listed below. Check for a difference in the sound, feel, or power of the engine. Refer to Troubleshooting, “Injector Trim File” for more information. When an injector is replaced, an injector trim file must be programmed into the ECM. Repair: Repair the wiring and/or the connector, when possible. Apr 4, 2010 East of the Rockies 0. The technology was really the first generation emissions technology for heavy duty diesel engines. B. Fabricate a jumper that is long enough to reach from the P2 ECM connector to the engine ground stud. There is an active diagnostic code for an injector solenoid. Some of the parameters are protected from unauthorized changes by passwords. 45 N (10 lb) pull test on each of the wires that are associated with injector solenoids. You are here. Make sure that you are flashing the correct file for your engine. Cat 3126B Fuel Injector Sleeve Cup Removal and Installation Tool Kit Replacement for CAT 3126 Caterpillar C7 C9 HEUI Injector Structure 10R-0781 (Valve03) $159.00 $ 159 . Disregard this test result. I have the same problem-- 2007 Phaeton Cat C7 hard to crank. Proceed to Test Step 5. FL70/CAT 3126 Injector Seal Problem Thread starter mikecop; Start date Mar 18, 2001; M. mikecop Veteran Expediter. All injectors are new and #2 & #4 have been replaced 3 times, installed new injector harness under valve cover. If you do not have the flash file, use the “Flash File Search” tool on the Service Technician Workbench (STW) to obtain the flash file for your engine. I read about the pump issues reported on the HEUI pump in this forum. D. Restore the electrical power to the ECM. Reman Caterpillar C7 Injector 1 - Remanufactured Caterpillar C7 Injector CAT Injector numbers in stock: 10R4761 - 222-5961, 233-3536, 236-0973, 241-3238, 243-4502, 295-1408, 328-2583 Insert the other end of the jumper wire into the P300 connector socket for the suspect injector return wire. If the codes continue to be logged, refer to Troubleshooting, “Electrical Connectors – Inspect”. Remove the new ECM before the 24 hour timer expires. This will replace the injector solenoid with an open circuit. Schematic for the injector solenoids, Illustration 3 g01099568 Anytime prior to the 24 hour limit of the “Test ECM Mode”, a new engine serial number and new parameters can be reprogrammed. When the correct flash file is selected, press the “Begin Flash” button. The injector on these engines seats directly against the cylinder head casting, not on the injector cup. F. Restore the electrical power to the ECM. Your email address will not be published. H. Remove the electrical power from the ECM. Caterpillar Electronic Technician (ET) is used to flash program a file into the memory of the engine’s ECM. When the “Test ECM Mode” is activated, an internal timer sets a 24 hour clock. You have been directed to this procedure from Troubleshooting, “Troubleshooting without a Diagnostic Code”. Sale! I asked the Caterpillar techs if this could possibly be the cause of my fuel injector problems and the service manager and techs said that it was not the problem. The Caterpillar Electronic Technician (ET) includes the following tests that aid in troubleshooting the injector solenoids: The “Cylinder Cutout Test” is used on an engine in order to determine the individual cylinder performance while the engine is running. This will replace the injector solenoid with a short circuit. Proceed to Test Step 4. Repair: There is a problem with the injector harness under the valve cover. B. The parameters, the accumulated hours, and the engine serial number will be permanently programmed into the new ECM. Repair: Repair the connectors or wiring and/or replace the connectors or wiring. SKU: 4025 Category: Injectors & Accessories. Broken valve caused scored cylinder and broken piston. 32000 miles. The injector for that cylinder will be disabled. G. Verify that the ECM detects a short circuit for the suspect injector: 1. 2. Thoroughly inspect connectors (1) and (2). Reconnect the original ECM. Cat ET displays “Open” for the two injectors that share the supply wire. Replace parts, if necessary. B. There may be a mechanical problem with the injector fuel delivery. The ECM will continue to try to fire the injector. Mar 18, 2001 #1 This week I had an unexpected, and expensive, experience will loss of oil. Home / Injectors & Accessories / C7 Cat Reman Injector. Close Categories. Do not touch the jumper wire during the test. It has been at Georgia Truck and RV. C7 (S/N: C7S1-UP) C9 (S/N: MFF1-UP; C9S1-UP) Introduction. ... is located ( bad electrical connection to injector ) Caterpillar repair for this problem install Shop Caterpillar C7 Fuel Injectors For Sale. Restore the electrical power to the ECM. Traveling home from Florida in the spring I began to have engine problems. Dec 9, 2016 #6 Ask Tjknight. Do not perform any procedure in this Special Instruction until you read this information and you understand this information. Use the “Copy Configuration/ECM Replacement” feature on Cat ET to copy the configuration parameters from the suspect ECM to your personal computer (PC). F. To start the test, select the start button at the bottom of the screen. Your email address will not be published. After the ECM has counted down the 24 hour period, the “Personality Module Code” will be dependent on the application. B. D. Remove the supply wire from the terminal location for the suspect injector at the ECM connector. Your email address will not be published. When a weak cylinder (malfunctioning injector) is cut out, the increase in “Fuel Position” will not be as large as the increase for a cylinder that has an acceptable level of performance. Hi, I have a problem with our Cat C7 Acert . … I think his name is. These engines have Electronic Unit Injectors (EUI) that are hydraulically actuated and electronically controlled. The long and short of it is my 2006 Itasca Ellipse with the 350 hp Cat C7 in pending a new engine in Jackson, Georgia. We are having problems starting the engine and the Cat helpline suggested that the problem could be the check valve in the fuel line, the the high pressure oil pump for the injectors or one of several other items. C7 and C9 Industrial Engines Troubleshooting – Injection Actuation Pressure Control Valve – Test, C7 and C9 Industrial Engines Troubleshooting – Injector Trim File – Install. G. As each solenoid is energized by the ECM, an audible click can be heard at the valve cover. Verify that the problem is resolved. As one or more cylinders are cut out during the test, the “Cylinder Cutout Test” uses “Fuel Position” in order to evaluate the performance of the cylinders that are cut out. The ACERT technology … Cat ET will indicate when flash programming has been successfully completed. Cat had to eat the injector and labor cost this time, thankfully. 6nz Cat C15 injector problem Discussion in 'Trucks [ Eighteen Wheelers ]' started by freightlinerfever11, Apr 13, 2012. Choose from 22 listings to find the best priced Caterpillar C7 Fuel Injectors by owners & dealers near you. Cat fuel injectors deliver to your internal combustion engine the correct amounts of fuel at the right moments for prime performance. As the different cylinders are cut out, a comparison of the change in “Fuel Position” is used to identify cylinders that are weak or misfiring. C7 Reman Caterpillar Injector. E. Follow the instructions that are given on the screen. A strong electrical shock hazard is present at the jumper wire while the test is running. Problem: Loose power when warm, hesitates, sometimes will not rev up right away - hesitates but then smoothes out. Access the information about the “ECM Summary” under the “Information” menu. The ECM will periodically try to fire the injector. This Alert indicates that your user ID was entered into the Forgot Password form in Login. Use the “Copy Configuration/ECM Replacement” feature on Cat ET to program the correct parameters into the new ECM. Press the “Browse” button in order to select the name of the flash file that will be programmed into the ECM. Results: Note the cylinder that indicates “Open”. During the test, when a cylinder is cut out, an increase in “Fuel Position” will be noticed for the remaining cylinders. C. Restore the electrical power to the ECM. Charter Member. The Engine Control Module (ECM) sends a high voltage signal to each injector solenoid. Write down the name of the flash file for future reference. If injector trim files are necessary, the injector serial numbers are necessary for obtaining the correct injector trim files from Cat ET. Use this procedure for the following conditions: Use this procedure for the following diagnostic codes: Perform this procedure under conditions that are identical to the conditions that exist when the problem occurs. Then the odds are you have a HEUI system. For this reason, an open circuit or a short circuit in a supply wire could cause diagnostic codes for two injector solenoids. Establish communication between Cat ET and the engine’s ECM. K. Perform the “Injector Solenoid Test” at least two times. First is was running rough and i believe misfireing their where no active codes logged .I replaced the speed sensors didnt fix the problem . Disconnect the suspect ECM. c7 eng miss I have a CAT C7 that is showing fault codes 2-11, 3-11 and 4-11 active. Note: When the”Test ECM Mode” is activated, the “Personality Module Code” is 0. If the new ECM does not fix the problem, the original ECM is not the problem. $180.00. Note: The “Test ECM Mode” must be activated before the engine serial number is programmed into the new ECM. If you are using the CAT C7 engine and are looking for CAT C7 injector replacement parts, you should consider the high-quality parts by DISA. If the new ECM fixes the problem, the engine can be released while the “Test ECM Mode” is still active. Restore the electrical power to the ECM. Results: Cat ET did not display the correct status during the test. Repair the wiring and/or the connector, when possible. Cat ET will display the status of the “Test ECM Mode” and the hours that are remaining for the “Test ECM Mode”. Caterpillar C7 C9 injector repair kitsITEM:CAT C7/9 injector repair kitsInjector model:10R4761 222-5961 233-3536 236-0973 241-3238 243-4502295-1408 328-2583 387-9430 222-5959 387-9427 241-3239 238-8091387-9433 254-4339 10R7222 238-8091 236-0962 235-2888 268-1835Color: Parameters that can be changed have a tattletale number. Typically, problems with the injector solenoid occur when the engine is warmed up and/or when the engine is under vibration (heavy loads). There is a problem with the injector harness under the valve cover. Same thing happened again a few years back if I can remember correctly when the “ injector solenoid and emissions... Is logged for one or more injector solenoid with a Cat 330 turbo diesel S/N! N'T always go according to plan in storage building, I have fuel on floor the... Fuel delivery cover in order to stop the process the next time I comment to have problems! 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