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Cherokee Trailhawk
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Repair and Diagnosis (Single Page)
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(Radio Frequency Module (RF Hub) Electrical Diagnostics)
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DTC Troubleshooting
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U0037-00-Lin Bus
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Possible Causes
Possible Causes
Possible Causes
RADIO FREQUENCY HUB (RFH) SECURITY K LINE BUS CIRCUIT SHORTED TO GROUND OR SHORTED TO BATTERY
KEYLESS IGNITION NODE (KIN) / IGNITION NODE MODULE (IGNM) INTERNAL FAULT
RADIO FREQUENCY HUB (RFH) MODULE INTERNAL FAULT