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AV COMMUNICATION SIGNAL CIRCUIT AV-231 < COMPONENT DIAGNOSIS > [BOSE AUDIO WITHOUT NAVIGATION] C D E F G H I J K L M B A O P COMMUNICATION SIGNAL CIRCUIT SATELLITE RADIO TUNER INFOID:0000000005259455 Communication signals are exchanged between the AV control unit and satellite radio tuner using the commu- nication circuits. SATELLITE RADIO TUNER : Diagnosis Procedure INFOID:0000000005259456 Regarding Wiring Diagram information, refer to . 1. CHECK HARNESS - 1 1. Turn ignition switch OFF. 2. Disconnect satellite radio tuner (factory installed) connector M41 and AV control unit connector M136. 3. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 28 and AV control unit har- ness connector M136 (B) terminal 28. 4. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 28 and ground. Are continuity results as specified? YES >> GO TO 2 NO >> Repair harness or connector. 2. CHECK HARNESS - 2 1. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 29 and AV control unit har- ness connector M136 (B) terminal 29. 2. Check continuity between satellite radio tuner (factory installed) harness connector M41 (A) terminal 29 and ground. Are continuity results as specified? YES >> GO TO 3 NO >> Repair harness or connector. A B Continuity Connector Terminal Connector Terminal M41 28 M136 28 Yes A — Continuity Connector Terminal M41 28 Ground No ALNIA0334GB A B Continuity Connector Terminal Connector Terminal M41 29 M136 29 Yes A — Continuity Connector Terminal M41 29 Ground No ALNIA0867GB 2010 Pathfinder 2010 Pathfinder |