Use the following procedure for a problem with coolant in the exhaust system. Probable Causes NOx Reduction System (NRS) cooler leak Aftertreatment Regeneration Device…
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Note: Some white smoke may be present during cold start-up conditions when the engine is operating normally. If the white smoke persists, there may be a…
Check for the following problems if there is excessive black exhaust smoke. Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features.…
Probable Causes Inspect the vibration damper. Engine supports Driven equipment Engine misfiring Running rough Recommended Actions Table 1 Troubleshooting Test Steps Values Results 1.…
Note: If this fault occurs only under load, refer to Troubleshooting, “Acceleration Is Poor or Throttle Response Is Poor”. Note: Refer to Troubleshooting, “Cat ET Service Features”…
Probable Causes Active codes and logged codes Incorrect parameters Air shut-off system Low-pressure fuel system Fuel injectors Engine accessories Parasitic loads Recommended Actions Note: The…
Use this procedure if one of the following event codes is active. Refer to Troubleshooting, “Event Codes” for information about event codes. Note: Some of the…
Probable Causes Air shutoff Active codes and logged codes Unstable fuel supply Electrical connections Switches Circuit protection Engine speed/timing Recommended Actions Note: The procedures have…
The “Delayed Engine Shutdown” (DES) feature allows the engine to run after the keyswitch has been turned to the OFF position. “Delayed Engine Shutdown” (DES)…
Use this procedure in order to troubleshoot an engine overspeed or use this procedure if the following event code is active. Refer to Troubleshooting, “Event…