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Home >> Jeep >> 2009 >> Compass Limited, ED3, FWD, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 ((All Wheel Drive (AWD) Module - Electrical Diagnostics)) >> DTC Troubleshooting >> U0141-Lost Communication With IPM (FCM/TIPM) >> Theory Of Operation

Theory Of Operation

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Some control modules communicate with other controllers over the CAN C bus. The AWD Control Module continuously monitors the bus activity and receives the messages it needs.

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