Before/After
| PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE ENGINE ELECTRONIC CONTROL MODULE (ECM) ON CERTAIN 924H, 928H, 930H, AND 938H WHEEL LOADERS; M313D, M316D, AND M318 WHEELED EXCAVATORS; D6N TRACK-TYPE TRACTORS; AND C4.4 AND C6.6 INDUSTRIAL ENGINES
APPLICATIONS |
| 1901 1920 |
PS42983 |
| NOTE: |
This Program must be administered either before or after failure.
In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS42983" as the Part Number
and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code.
If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code. |
| NOTE: |
The information supplied in this service letter may not be valid after the termination date of this program.
Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst. |
An internal ECM defect may cause the ECM to fail.
In certain conditions the engine may either not start or log diagnostic code 1779-5 (FIP solenoid current below normal). |
Qty |
Part Number |
Description |
|
*******Group 1*******
|
| 1 |
3317539 |
CONTROL GP -E |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
|
*******Group 2*******
|
| 1 |
3317539 |
CONTROL GP -E |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
|
*******Group 3*******
|
| 1 |
3317540 |
CONTROL GP -E |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
|
*******Group 4*******
|
| 1 |
3317539 |
CONTROL GP -E |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 16% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
Replace ECM referring to appropriate Assembly & Disassembly Instruction (KENR6081) "Electronic Control Module - Remove & Install".
1. Use Caterpillar Electronic Technician(ET) to connect to the ECM in Dual Data link Mode (J1939 and CDL), download a Warranty Report from the ECM, and copy the engines current ECM Configuration. This will save the customers configuration and injector trim codes.
2. In ET, click on the Service drop down menu and select Configuration then Copy Configuration / ECM Replacement. Ensure that the Injector Trim Codes are copied. Save this file to be used later in the procedure.
3. Remove the ECM from the engine and replace it according to parts requirement.
4. Connect to the new ECM with WinFlash. Select the correct Flash file part number and begin the flashing process.
5. After the flash process is complete reconnect with ET. From the Service drop down menu, perform a Copy configuration ECM Replacement and Load from File.
6. Select the previously saved configuration file and program the file into the ECM configuration.
7. Start the engine to ensure proper operation. |