CONT GP 1875030 - Caterpillar

Illustration 1 g01282636
Machine application
Illustration 2 g03859103
Machine application (S/N: KDP and PRB)
This diagnostic code is recorded when the Chassis ECM receives information from one of the following electronic control modules and the information is NOT correct.
Engine ECM
Brake ECMNote: Other related diagnostic codes may cause this diagnostic code. Check for other related diagnostic codes.Test Step 1. VERIFY THE HARDWARE AND THE SOFTWARE PART NUMBERS
Verify whether the following part numbers are correct:
Software part number for the Engine ECM
Software part number for the Brake ECMExpected Result:Consult the Business Unit that is producing the product for the correct configuration for the machine.Results:
OK - All part numbers are correct. Proceed to test step 2.
NOT OK - All of the part numbers are NOT correct. Repair: One of the modules that are listed above may have the wrong part number and/or the software configuration is NOT correct. See Testing and Adjusting, "Electronic Control Module (ECM) - Flash Program".STOPTest Step 2. INSPECT THE HARNESS CONNECTIONS.
Turn the key start switch and the disconnect switch to the OFF position.
Inspect the harness connections that are related to the Cat Data Link. Make sure that the connectors are clean and tight.
Check the mating of the connector.
Check the wires at the connector.
Check each wire for nicks and/or signs of abrasion in the insulation.
Check for moisture at the connector.
Check for dirty contacts and/or corroded contacts.
Check each pin and check each socket. Expected Result:The machine harness connectors are tight and free of corrosion.Results:
OK - The machine harness connectors are tight and the connectors are free of corrosion. Proceed to test step 3.
NOT OK - The machine harness connectors require repair. Repair: Repair the