Nissan Altima 2007-2012 Service Manual: Vehicle security system symptoms

Symptom Table

*: Check the system is in the armed phase.

    Intelligent key system/engine start function symptoms
    Symptom Table Engine cannot be started with all Intelligent Keys. CAUTION: • Follow Trouble Diagnosis Flowchart referring to “SEC-10, "Work Flow"”. Determine malfunctioning condi ...

    Nissan vehicle immobilizer systemnats symptoms
    Symptom Table Security indicator does not turn ON or flash. CAUTION: • Follow Trouble Diagnosis Flowchart referring to “SEC-10, "Work Flow"”. Determine malfunctioning condition b ...

    Other materials:

    Spark plug
    Removal and Installation 1. Ignition coil 2. Spark plug 3. Rocker cover RH 4. Rocker cover LH REMOVAL 1. Remove the ignition coil. Refer to EM-145, "Removal and Installation LH" and EM-145, "Removal and Installation RH". 2. Remove the spark plug with a suitable spa ...

    Audio unit
    Diagnosis Procedure 1.CHECK FUSES Check that the following fuses are not blown. Are the fuses OK? YES >> GO TO 2 NO >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse. 2.POWER SUPPLY CIRCUIT CHECK 1. Disconnect audio unit connector M43. ...

    P1551, P1552 Battery current sensor
    Description The power generation voltage variable control enables fuel consumption to be decreased by reducing the engine load which is caused by the power generation of the generator. The battery current sensor is installed to the battery cable at the negative terminal. The sensor measures t ...