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
Front Axle
...
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 ...
