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Home › Jeep › 2009 › Commander Sport, 3.7 K, AWD › Repair and Diagnosis › Transmission › Automatic Trans › Transmission Control Module (TCM) - Electrical Diagnostics › DTC Troubleshooting › P1636-TCM Internal- External Watchdog Performance › Set Conditions

Set Conditions

Set Condition:
If the TCM watch dog circuitry external to the microprocessor detects an error.