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Jeep
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2014
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Cherokee Sport, FWD
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Repair and Diagnosis
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Transmission
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Transfer Case
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(Drivetrain Control Module (DTCM) - Electrical Diagnostics)
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DTC Troubleshooting
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U1204-00-RDM Lost Communication With DTCM
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Possible Causes
Possible Causes
Possible Causes
FUSED B(+) CIRCUIT OPEN OR SHORTED
FUSED IGNITION RUN/START CONTROL OUTPUT CIRCUIT OPEN OR SHORTED
GROUND CIRCUIT OPEN
PRIVATE CAN (+) CIRCUIT OPEN
PRIVATE CAN (-) CIRCUIT OPEN
REAR DRIVELINE MODULE (RDM)
DRIVE TRAIN CONTROL MODULE (DTCM)