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Home >> Jeep >> 2021 >> Cherokee Trailhawk >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> (Radio Frequency Module (RF Hub) Electrical Diagnostics) >> DTC Troubleshooting >> U103C-00-Kin/IGNM Communication >> Possible Causes

Possible Causes

Possible Causes
FUSED B+ CIRCUIT OR GROUND CIRCUIT
SECURITY K LINE COMMUNICATION CIRCUIT SHORTED TO GROUND
SECURITY K LINE COMMUNICATION CIRCUIT OPEN
KEYLESS IGNITION NODE (KIN) OR IGNITION MODULE (IGNM)
RADIO FREQUENCY HUB (RF HUB)
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