Nissan Altima 2007-2012 Service Manual: Noise

Component Function Check

SYMPTOM: Noise

INSPECTION FLOW

*1 HAC-5, "Operational Check"

*2 EM-16, "Checking Drive Belts" (QR25DE) or EM-121, "Checking Drive Belts" (VQ35DE)

*3 HAC-87, "Performance Chart"

*4 HA-45, "Removal and Installation for Expansion Valve"

*5 HA-35, "Removal and Installation for Compressor - QR25DE Models" or HA-36, "Removal and Installation for Compressor - VQ35DE Models"

*6 HA-35, "Removal and Installation for Compressor - QR25DE Models" or HA-36, "Removal and Installation for Compressor - VQ35DE Models"

*7 HA-21, "Maintenance of Oil Quantity in Compressor"

*8 HA-42, "Removal and Installation for Condenser"

    Insufficient heating
    Component Function Check SYMPTOM: Insufficient heating INSPECTION FLOW SYMPTOM: Insufficient heating 1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE INCREASE 1. Press the AUTO swit ...

    Self-diagnosis cannot be performed
    Diagnosis Procedure SYMPTOM: Self-diagnosis cannot be performed. 1.CHECK SELF-DIAGNOSIS FUNCTION 1. Press ignition switch ON. 2. Set in self-diagnosis mode as follows. Within 10 seconds after s ...

    Other materials:

    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 ...

    B2608 starter relay
    Description Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2608 is displaye ...

    B260D steering lock unit
    Description The electronic steering column lock performs the check by itself according to the steering lock status (before lock, after lock and unlock). DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON. 2. Turn ig ...