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Home >> Jeep >> 2005 >> Wrangler X, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 490 (Powertrain Diagnostic Procedures - Diesel) >> Diagnostic Information And Procedures >> Communication - Symptoms >> Symptom List: CAN C BUS PERFORMANCE (FCM) (DIESEL ONLY); *CHECKING THE CAN C BUS CIRCUITS (DIESEL ONLY) >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

CAN C BUS(+) SHORT TO CAN C BUS (-)

CAN C BUS (+) AND/OR CAN C BUS (-) CIRCUIT OPEN

CAN C BUS (+) AND/OR CAN C BUS (-) CIRCUIT SHORT TO GROUND

CAN C BUS (+) AND/OR CAN C BUS (-) CIRCUIT SHORT TO VOLTAGE

CAN C BUS (+) AND/OR CAN C BUS (-) CIRCUIT SHORT TO OTHER CIRCUITS

ABS - CAN BUS CIRCUIT

ECM - TERMINATING RESISTOR

FCM - TERMINATING RESISTOR