Nissan Altima 2007-2012 Service Manual: Symptom diagnosis

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

Use chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.

×: Applicable

    Precaution
    Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER" The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER ...

    Other materials:

    ASCD brake switch
    Description When the brake pedal is depressed, ASCD brake switch is turned OFF and stop lamp switch is turned ON. ECM detects the state of the brake pedal by this input of two kinds (ON/OFF signal). Refer to EC-67, "System Description" for the ASCD function. Component Function ...

    Drive belts
    Checking Drive Belts 1. Power steering pump 2. Drive belt auto-tensioner 3. Crankshaft 4. Idler pulley 5. A/C compressor pulley 6. Generator pulley 7. Idler pulley 8. Drive belt A. Indicator B. Possible use range (for new belt) C. Belt replacement WARNING: Inspect and check the drive ...

    On-vehicle maintenance
    ROAD WHEEL Inspection ALUMINUM WHEEL 1. Check tires for wear and improper inflation. 2. Check wheels for deformation, cracks and other damage. If deformed, remove wheel and check wheel runout. a. Remove tire from aluminum wheel and mount on a tire balance machine. b. Set dial indicat ...