Nissan Altima 2007-2012 Service Manual: B2619 BCM
Description
BCM requests IPDM E/R to supply power to steering lock unit. After receiving the power, the steering lock unit transmits an ON signal to BCM.
DTC Logic
DTC DETECTION 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 brake pedal
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected? YES >> Refer to SEC-498, "Diagnosis Procedure".
NO >> Inspection End.
Diagnosis Procedure
1.INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4. Perform DTC Confirmation Procedure.
See SEC-498, "DTC Logic".
Is the DTC B2619 displayed again? YES >> Replace BCM. Refer to BCS-96, "Removal and Installation".
NO >> Inspection End.
B2617 starter relay circuit
Description
Located in IPDM E/R, it runs the starter motor. The starter relay is turned
ON by the BCM when the ignition
switch is in START position. IPDM E/R transmits the starter relay ON signal ...
B261A push-button ignition switch
Description
IPDM E/R transmits the push-button ignition switch status via CAN
communication to BCM. BCM receives
push-button ignition switch status by hardwire input. BCM compares the 2 signals
...
Other materials:
Power window lock switch
Description
Ground circuit of main power window and door lock/unlock switch shuts off if
power window lock switch of
main power window and door lock/unlock switch is operated. This inhibits all
operation, except for the main
switch.
Component Function Check
1. CHECK POWER WINDOW LOCK SIGN ...
Additional service when removing battery
negative terminal
Description
Initial setting is necessary when battery terminal is diconnected.
CAUTION:
The following specified operations are not performed under the non-initialized
condition.
• Auto-up operation
• Anti-pinch function
• Retained power operation
Special Repair Requirem ...
Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in steering switch circuit
changes depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE
1. Disconnect steering switch connector M88.
2. Check resistance betw ...