Probable Causes Burned out bulb Problem with the lamp circuit A system on the power train data link Recommended Actions Note: The procedures have been…
Author: sam
Table 1 Diagnostic Trouble Codes CDL Code J1939 Code Description (Code descriptions may vary) Comments E441 (1) Idle Elevated to Increase Battery Voltage The battery…
System Operation Description: Probable causes of high fuel temperature. Associated codes Fuel level in the tank Restriction in the fuel lines Fuel cooler (if…
System Operation Description: This procedure covers the following diagnostic codes: Note: The following codes may not be applicable for certain applications. Table 1 Diagnostic Trouble Codes…
System Operation Description: Note: The E198 or 5580 code may activate when the water separator is being drained. Disregard the code and toggle the keyswitch to…
System Operation Description: The probable causes of high fuel pressure Fuel pressure sensors Fuel lines Fuel transfer pump Fuel return pressure regulator Use this…
Probable Causes Engine operation Diagnostic codes, event codes and derates Fuel quality Fuel injection Engine speed/timing Air inlet and exhaust system Check for damaged…
SMCS – 1088-035-TA; 7498-035 The Engine Control Module (ECM) monitors the following parameters in order to calculate an exhaust temperature: Barometric pressure Intake manifold air…
Probable Causes Failed turbocharger seals Worn valve guide seals or faulty valve guide seals Worn valve guides Worn piston rings Extended idle times Recommended…
Probable Causes Short circuit in the ARD fuel pump relay wiring Corrosion in the wiring harness connectors for the ARD fuel pump relay Failed ARD…