FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Fault-Tracing Information






Fault-tracing information

Condition




No diagnostic trouble codes (DTCs) stored in the control module for four wheel drive (Active on Demand Coupling).

Possible source
- Open-circuit, contact resistance, short-circuit to ground or short-circuit to supply voltage in the connectors for the brake control module or control module for four wheel drive (Active on Demand Coupling).

Fault symptom[s]
- No four wheel drive.