DISC-GRINDING 4C3771 - Caterpillar

Table 1
J1939 Code and Description CDL Code and Description Comments
5584–15
Engine Fuel Filter Degradation : High - least severe (1) E390 (1)
Engine Fuel Filter Degradation : High - least severe (1) The secondary fuel filter has high restriction.
5584–16
Engine Fuel Filter Degradation : High - moderate severity (2) E390 (2)
Engine Fuel Filter Degradation : High - moderate severity (2) The secondary fuel filter has high restriction.
6716–15
Engine Fuel Filter (Suction Side) Degradation : High - least severe (1) E1129 (1)
Engine Fuel Filter (Suction Side) Degradation : High - least severe (1) The primary fuel filter has high restriction.
6716–16
Engine Fuel Filter (Suction Side) Degradation : High - moderate severity (2) E1129 (2)
Engine Fuel Filter (Suction Side) Degradation : High - moderate severity (2) The primary fuel filter has high restriction. Probable Causes
Restricted fuel filterRecommended Actions
Table 2
Troubleshooting Test Steps Value Results
1. Check for Associated Codes
A. Establish a connection between Cat® Electronic Technician (ET) and the Electronic Control Module (ECM).
B. Download the "Warranty Report" from the engine ECM before troubleshooting or clearing any diagnostic codes.
C. If any of the associated codes in Table 1 are logged, troubleshoot the codes before continuing with this procedure.
Codes
Result: An associated code is not active or logged.
Proceed to Test Step 2.
Result: An associated code is active or logged.
Repair: Troubleshoot the associated code.
If the problem is not resolved, proceed to Test Step 2.
2. Replace the Fuel Filter
A. Determine which fuel filter is restricted.
B. Replace the restricted fuel filter.
C. Start the engine and allow the engine to run to normal operating temperatures.
Fuel filter
Result: No fuel filter related codes are present.
Return the machine to service.
Result: Fuel filter related codes are present.
Repair: A problem with the sensor or wiring has been detected. Refer to Troubleshooting, Sensor Signal (Analog, Active) - Test.