Nissan Altima (L32) 2007-2012 Service Manual: B2108 steering lock relay
Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN
communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the
steering to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2108 is displayed with DTC U1000, first perform the trouble diagnosis
for DTC U1000. Refer to
SEC-433, "DTC Logic".
• If DTC B2108 is displayed with DTC U1010, first perform the trouble diagnosis
for DTC U1010. Refer to
SEC-434, "DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch under the following conditions and
wait for at least 1 second.
- CVT selector lever is in the P position
- Do not depress the brake pedal.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES >> Refer to SEC-439, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.CHECK FUSE
1. Turn ignition switch OFF.
2. Check 10A fuse (No. 40, located in IPDM E/R).
Is the inspection result normal?
YES >> Replace IPDM E/R. Refer to PCS-48, "Removal and Installation".
NO >> Check the following.
• Harness for open or short between IPDM E/R and battery
• Fuse
Description
BCM performs the ID verification with the steering lock unit to release the
steering. BCM starts the communication
with the steering lock unit when keyfob is carried into the passenge ...
Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN
communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the
steering to B ...
Other materials: Warning lights, indicator lights and audible
reminders
Warning/Indicator light (red)
Brake warning light
Charge warning light
Electronic parking brake
indicator
light (if so equipped)
Engine oil pressure warning
light
Master warning light
Seat belt warning light and
chime
Security indicator light
Supplemental air bag warning
light
Warning/Indic ...
Cold weather driving
Freeing a frozen door lock
To prevent a door lock from freezing, apply
de-icer through the key hole. If the lock
becomes frozen, heat the key before inserting
it into the key hole or use the remote
keyless entry function on the Intelligent
Key.
Antifreeze
In the winter when it is anticipated that th ...
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 ...