Nissan Altima 2007-2012 Service Manual: A-BAG branch line circuit
Diagnosis Procedure
1.CHECK AIR BAG DIAGNOSIS SENSOR UNIT
Check the air bag diagnosis sensor unit. Refer to SRC-3, "Work Flow".
Is the inspection result normal? YES >> Replace the main harness.
NO >> Replace parts whose air bag system has a malfunction.
ECM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and co ...
BCM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the BCM for damage, ...
Other materials:
Inspection and adjustment
ECM RE-COMMUNICATING FUNCTION
Description
Performing following procedure can automatically perform re-communication of
ECM and BCM, but only when
the ECM has been replaced with a new one (*1).
*1: New one means an ECM which has never been energized on-board.
(In this step, initialization ...
Turn signal and hazard warning
lamps
System Diagram
System Description
• BCM (Body Control Module) controls turn signal lamp (RH and LH) and hazard
warning lamp operation.
• Combination meter operates turn (RH and LH) indicator according to CAN
communication signals from
BCM.
Component Parts Location
1. BCM M16, M ...
B2605 PNP switch
Description
BCM confirms the shift position with the following 4 signals.
• AT selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2605 is displayed with DTC U1000, first ...
