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
Steering system
...
Precaution
Supplemental Restraint System (SRS) "AIR BAG"
and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used alo ...
Other materials:
IPDM E/R (Intelligent power distribution
module engine room)
Diagnosis Procedure
1. CHECK FUSES AND FUSIBLE LINK
Is the fuse blown?
YES >> Replace the blown fuse or fusible link after repairing the affected
circuit.
NO >> GO TO 2
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connectors.
3. Chec ...
Intelligent key system/engine start function
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
SYSTEM DESCRIPTION
• The engine start function of Intelligent Key system is a system that makes
it possible to start and stop the
engine without removing the key. It verifies the electronic ID using two-way
communications w ...
Low-pressure flexible hose
Removal and Installation for Low-Pressure Flexible
Hose
QR25DE
Removal
1. Discharge the refrigerant. Refer to HA-32, "HFC-134a (R-134a) Service
Procedure".
2. Remove the low-pressure flexible hose. Refer to HA-31, "Component".
CAUTION:
Cap or wrap the joint of the h ...