Nissan Altima 2007-2012 Service Manual: Component diagnosis

Wiring Diagram - Coupe

Wiring Diagram - Sedan

    Precaution
    Supplemental Restraint System (SRS) AIR BA G and SEAT BELT PRE-TENSIONER The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat be ...

    On-vehicle repair
    HORN Removal and Installation REMOVAL 1. Position aside the front fender protector LH. Refer to EXT-19, "Removal and Installation". 2. Disconnect the horn connectors (A). 3. Remo ...

    Other materials:

    Precaution
    Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front ...

    P1421 Cold start control
    Description ECM controls ignition timing and engine idle speed when engine is started with pre-warming 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 ...

    Additional service when removing battery negative terminal
    Description Initial setting is necessary when battery terminal is removed. CAUTION: The following specified operations are not performed under the non-initialized condition. • Auto-up operation • Anti-pinch function • Retained power operation Special Repair Requirement INITIALIZ ...