Nissan Altima 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-36, "DTC Logic".

• If DTC B2108 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-37, "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-42, "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 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

    B2014 chain of strg-immu
    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 Intelligent Key is carried into the ...

    B2109 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 BC ...

    Other materials:

    On-vehicle repair
    POWER SOCKET Removal and Installation FRONT POWER SOCKET Removal 1. Remove the instrument panel storage bin or CD changer finisher (if equipped). Refer to IP-17, "Exploded View". 2. Remove the inner socket (1) from the ring (2) while pressing the hooks (B) on the ring (2) out fr ...

    Hydraulic line
    QR25DE : Exploded View CAUTION: Securely insert harness connector to pressure sensor. 1. Reservoir tank 2. Reservoir tank bracket 3. Suction hose 4. High-pressure hose 5. Oil pump assembly 6. Steering gear assembly 7. Low pressure piping 8. High pressure piping 9. O-ring 10. Eye-bolt ...

    None of the power windows can be operated using any switch
    Diagnosis Procedure 1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT Check BCM power supply and ground circuit. Refer to BCS-42, "Diagnosis Procedure". Is the inspection result normal? YES >> GO TO 2 NO >> Repair or replace the malfunctioning parts. 2. CHECK MAIN POWER W ...