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:

    P2138 APP sensor
    Description The accelerator pedal position sensor is installed on the upper end of the accelerator pedal assembly. The sensor detects the accelerator position and sends a signal to the ECM. Accelerator pedal position sensor has two sensors. These sensors are a kind of potentiometers which tra ...

    Engine start function
    System Diagram System Description INPUT/OUTPUT SIGNAL CHART SYSTEM DESCRIPTION • The engine start function of remote keyless entry system is a system that makes it possible to start and stop the engine without removing the key. It verifies the electronic ID using two-way communicati ...

    Bluetooth® Hands-Free Phone System voice commands
    To access the Bluetooth® Hands-Free Phone System voice commands: 1. Press the button. 2. Say “Call” and then a name in the vehicle phonebook to call that entry. Otherwise, say “Phone” to access various phone commands. If the Bluetooth® has been set to “Off”, the system announ ...