Nissan Altima (L32) 2007-2012 Service Manual: B2191, P1615 Difference of key
Description
Performs ID verification through BCM and keyfob when push-button ignition
switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered
ID of keyfob is used.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES >> Refer to SEC-458, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Re-register all keyfobs.
For initialization and registration of keyfob, refer to CONSULT-III Operation
Manual.
Can the system be initialized and can the engine be started with re-registered
keyfob?
YES >> Keyfob was unregistered.
NO >> BCM is malfunctioning.
• Replace BCM. Refer to BCS-96, "Removal and Installation".
• Perform initialization again.
Description
Performs ID verification through BCM and keyfob when push-button ignition
switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered
ID of ke ...
Description
BCM performs the ID verification with ECM that allows the engine to start.
Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM s ...
Other materials: System maintenance
The two radar sensors 1 for the BSW and
RCTA systems are located near the rear
bumper. Always keep the area near the radar
sensors clean.
The radar sensors may be blocked by temporary
ambient conditions such as splashing
water, mist or fog.
The blocked condition may also be caused
by objects such ...
Booster seats
For additional information on installing a
booster seat in your vehicle, follow the instructions
outlined in this section.
Precautions on booster seats
WARNING
If a booster seat and seat belt are not
used properly, the risk of a child being
injured or killed in a sudden stop or collision
greatly inc ...
All-Wheel Drive (AWD) (if so equipped)
If any malfunction occurs in the AWD system
while the engine is running, messages
are displayed in the meter.
If the AWD error warning message is displayed,
there may be a malfunction in the
AWD system. Reduce vehicle speed and
have your vehicle checked. It is recommended
that you visit a NISSAN de ...