Jeep Cherokee (XJ): Starting systems

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Starting system DESCRIPTION An electrically operated engine starting system is standard factory-installed equipment on this model. The starting system is designed to provide the vehicle operator ...

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Circuit actuation test mode. Diagnostic trouble codes. Diagnostic trouble code descriptions
Circuit actuation test mode OPERATION The Circuit Actuation Test Mode checks for proper operation of output circuits or devices the Powertrain Control Module (PCM) may not internally recognize. The PCM attempts to activate these outputs and allow an observer to verify proper operation. Most o ...