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Home >> Jeep >> 2012 >> Compass Limited, AWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 492 (Communication - Non-DTC Based Diagnostics) >> Diagnosis And Testing >> No Response From DTCM (Drivetrain Control Module) >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2016 Dodge Charger and 2015 Dodge Charger. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
FUSED B(+) CIRCUIT OPEN OR SHORTED
FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT OPEN OR SHORTED
GROUND CIRCUIT OPEN OR HIGH RESISTANCE
CAN C BUS (+) CIRCUIT OPEN OR HIGH RESISTANCE
CAN C BUS (-) CIRCUIT OPEN OR HIGH RESISTANCE
DRIVE TRAIN CONTROL MODULE (DTCM)