Nissan Altima 2007-2012 Service Manual: U1209 DVD-ROM read

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-ROM clean and undamaged? YES >> Replace AV control unit. Refer to AV-437, "Removal and Installation".

NO >> Replace DVD-ROM map.

    U1208 DVD-ROM comm
    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-ROM ...

    U120A DVD-ROM disc
    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-ROM ...

    Other materials:

    Encoder
    DRIVER SIDE  Description Detects condition of the front power window motor LH operation and transmits to main power window and door lock/unlock switch as pulse signal. Component Function Check 1. CHECK ENCODER OPERATION Does front door glass LH perform AUTO open/close operation normal ...

    P1421 Cold start control
    Description ECM controls ignition timing and engine idle speed when engine is started with prewarming up condition. This control promotes the activation of three way catalyst by heating the catalyst and reduces emissions. DTC Logic DTC DETECTION LOGIC NOTE: If DTC P1421 is displayed wit ...

    Driver side
     Description Detects condition of the power window motor LH operation and transmits to main power window and door lock/unlock switch as pulse signal. Component Function Check 1. CHECK ENCODER OPERATION Does door glass LH perform AUTO open/close operation normally when operating main p ...