Probable Causes Fuel supply Starting aids (if applicable) Engine shutdown switches (if applicable) Diagnostic codes Event codes Flash file Electrical connectors Engine speed/timing Air…
Category: 3406E
Probable Causes Electronic Control Module (ECM) Electrical connectors Data link communications Keyswitch power Recommended Actions ECM Connect Caterpillar Electronic Technician (ET). If the ECM…
Probable Causes Fuel Electrical connectors Injector solenoids Engine lubrication Valve lash Valve train components Connecting rod bearings Recommended Actions Low Quality Fuel Refer to…
Use this procedure in order to troubleshoot high coolant temperature or use this procedure if one of the following event codes is active. Refer to…
Use this procedure in order to troubleshoot low coolant level or use this procedure if one of the following event codes is active. Refer to…
Probable Causes Oil cooler Cylinder head gasket Cylinder head Cylinder liner Cylinder block Recommended Actions Oil Cooler Check for leaks in the engine…
Probable Causes Injector sleeve or injector sleeve seal Recommended Actions Injector Sleeve or Injector Sleeve Seals Remove the valve mechanism covers. Remove…
Probable Causes Fuel supply Engine derate or active codes Cold mode Parameters Flash file Throttle signal Electrical connectors Unit injectors “Turbocharger outlet (boost) pressure…
The Electronic Control Module (ECM) monitors the operating parameters of the engine. The ECM will generate an event code if a specific engine parameter exceeds…
roblems with the electronic control system are reported via these types of codes: flash codes, diagnostic codes and event codes. Note: Flash codes can represent more…