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Home >> Jeep >> 2012 >> Compass Limited, AWD, Standard >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transmission Control Module (TCM) - Electrical Diagnostics >> DTC Troubleshooting >> P198A-AWD System Performance >> Theory Of Operation
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Theory Of Operation

The TCM receives the On/Off-road signals from All Wheel Drive control module (AWD) and the Totally Integrated Power Module (TIPM) over the CAN BUS. If the signals from AWD and TIPM do not match, this DTC will set.