Nissan Altima 2007-2012 Service Manual: U1216 AV control unit

Description

Refer to AV-240, "System Description".

DTC Logic

DTC DETECTION LOGIC

    U1215 DVD-ROM load
    Description Refer to AV-240, "System Description". DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.CHECK DVD-ROM Check DVD-ROM for dirt, scratches and warpage. Is the DVD-RO ...

    U1217 AV control unit
    Description Refer to AV-240, "System Description". DTC Logic DTC DETECTION LOGIC ...

    Other materials:

    Microphone
    Diagnosis Procedure 1.CHECK POWER SUPPLY CIRCUIT (MICROPHONE SIDE) Check voltage between microphone harness connector and ground. Is proper voltage present? YES >> GO TO 4 NO >> GO TO 2 2.CHECK POWER SUPPLY CIRCUIT (CONTINUITY) 1. Turn ignition switch OFF. 2. Disconnect mic ...

    Combination meter
    Reference Value TERMINAL LAYOUT PHYSICAL VALUES Wiring Diagram - Coupe Wiring Diagram - Sedan Fail Safe The combination meter performs a fail-safe operation for the functions listed below when communication is lost. ...

    B2557 vehicle speed
    Description BCM receives the 2 vehicle speed signals via CAN communication. One signal is transmitted by the “unified meter”. Another signal is transmitted by “ABS actuator and electric unit (control unit)”. BCM compares both signals to detect the vehicle speed. DTC Logic DTC DETEC ...