Nissan Altima 2007-2012 Service Manual: On-vehicle repair
Nissan vehicle immobilizer systemnats symptoms
Symptom Table
Security indicator does not turn ON or flash.
CAUTION:
• Follow Trouble Diagnosis Flowchart referring to “SEC-209, "Work Flow"”.
Determine malfunctioning
conditio ...
Key slot
Removal and Installation
REMOVAL
1. Remove the instrument lower panel LH. Refer to IP-12, "Removal and
Installation".
2. Disconnect key slot connector.
3. Remove the key slot scre ...
Other materials:
BCM (Body control module)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
Terminal Layout
Physical Values
1: Sedan only
2: With LH front window anti-pinch
3: With LH and RH front window anti-pinch
4: With Intelligent Key
5: Without Intelligent Key
Wiring Diagram-Coupe
...
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 ...
P1421 cold start control
Description
ECM controls ignition timing and engine idle speed when engine is started
with prewarming 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 wit ...
