SHIM 8D4812 - Caterpillar

Table 1
J1939 Code and Description CDL Code and Description Comments
5580-1
Engine Filtered Fuel Delivery Absolute Pressure : Low - most severe (3) E198 (3)
Low Fuel Pressure The fuel pressure has dropped below trip point for the specified delay time.
The code is logged.
5580-17
Engine Filtered Fuel Delivery Absolute Pressure : Low - least severe (1) E198 (1)
Low Fuel Pressure The fuel pressure has dropped below trip point for the specified delay time.
The code is logged.
5580-18
Engine Filtered Fuel Delivery Absolute Pressure : Low - moderate severity (2) E198 (2)
Low Fuel Pressure The fuel pressure has dropped below trip point for the specified delay time.
The code is logged. Probable Causes
Codes
Fuel system
Sensor
Pressure Regulator
Transfer PumpRecommended Actions
Table 2
Troubleshooting Test Steps Values Results
1. Check for Codes
A. Connect Cat® Electronic Technician (ET) to the service tool connector.
B. Look for active codes that are associated with the system for the event code.
Codes
Result: An associated code is active.
Repair: Troubleshoot any associated codes before continuing with this test.
Result: A code is active or logged.
Proceed to Test Step 2.
2. Inspect the Fuel System
Refer to Testing and Adjusting, "Fuel System Inspection" for additional information.
A. Visually check the fuel level in the fuel tank. Do not rely on the fuel gauge only.
B. Ensure that the vent in the fuel cap is not filled with debris.
C. Ensure that the fuel supply valve (if equipped) is in the full OPEN position.
Note: Cold weather adversely affects the characteristics of the fuel. Refer to the engines Operation and Maintenance Manual for information on improving the characteristics of the fuel during cold-weather operation.
D. Check fuel quality. Refer to Testing and Adjusting, "Fuel Quality - Test" for additional information. Check the fuel tank for debris or foreign objects which may block the fuel supply.
E. Check for fuel leaks.
Fuel System
Result: The fuel system is OK.
Proceed to Test Step 3.
Result: The fuel system is NOT OK.
Repair: Repair or replace damaged fuel system components.
If the problem is not resolved,