Nissan Altima 2007-2012 Service Manual: Function diagnosis
NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting - Engine Noise
1. Camshaft bearing noise
2. Piston pin noise
3. Piston slap noise
4. Main bearing noise
5. Connecting rod bearing noise
6. Drive belt noise (Sticking/Slipping)
7. Drive belt noise (Slipping)
8. Water pump noise
9. Timing chain and chain tensioner noise
10. Tappet noise
A. Valve
B. Valve mechanism
C. Rotation mechanism
D. Drive belt
E. Timing chain
Use the Chart Below to Help You Find the Cause of the Symptom
1. Locate the area where noise occurs.
2. Confirm the type of noise.
3. Specify the operating condition of engine.
4. Check specified noise source. Repair or replace the identified part as necessary.
A: Closely related
B: Related
C: Sometimes related —: Not related
Preparation
Special Service Tool The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here. Commercial Service Tool ...Other materials:
P0172 fuel injection system function
DTC Logic
DTC DETECTION LOGIC
With the Air/Fuel Mixture Ratio Self-Learning Control, the actual mixture
ratio can be brought closely to the
theoretical mixture ratio based on the mixture ratio feedback signal from the
A/F sensors 1. The ECM calculates
the necessary compensation to correct t ...
NISSAN Voice Recognition System (if so equipped)
The NISSAN Voice Recognition system allows
hands-free operation of the systems equipped on
this vehicle, such as the phone and navigation
systems.
To operate NISSAN Voice Recognition, press
the button located on the steering
wheel.
When prompted, speak the command for the
system you wi ...
Diagnosis and repair workflow
Repair Work Flow
WORK FLOW
WT-5, "Preliminary Check"
WT-52, "Self-Diagnosis (With CONSULT-III)"
WT-53, "Self-Diagnosis (Without CONSULT-III)"
WT-55, "Symptom Table"
DETAILED FLOW
1.CUSTOMER INFORMATION
Interview the customer to obtain detailed inform ...