Nissan Maxima Service and Repair Manual: Seat belt buckle switch signal circuit

Description

Transmits a seat belt buckle switch LH signal to the combination meter.

Component Function Check

1. CHECK COMBINATION METER INPUT SIGNAL

  1. Start engine.
  2. Monitor seat belt warning lamp while fastening and unfastening the driver seat belt.

Diagnosis Procedure

Regarding Wiring Diagram information, refer to WCS-54, "Wiring Diagram".

1. CHECK COMBINATION METER INPUT SIGNAL

  1. Turn ignition switch ON.
  2. Check voltage between combination meter harness connector M24 terminal 35 and ground.

2. CHECK SEAT BELT BUCKLE SWITCH LH CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect combination meter and seat belt buckle switch LH.
  3. Check continuity between combination meter harness connector M24 terminal 35 and seat belt buckle switch LH harness connector B202 terminal 1.
  4. Check harness continuity between combination meter harness connector M24 terminal 35 and ground.

3. CHECK SEAT BELT BUCKLE SWITCH LH GROUND CIRCUIT

Check harness continuity between seat belt buckle switch LH harness connector B202 terminal 2 and ground.

Component Inspection

 CHECK SEAT BELT BUCKLE SWITCH LH

  1. Turn ignition switch OFF.
  2. Disconnect the seat belt buckle switch LH connector.
  3. Check continuity between the seat belt buckle LH terminals 1 and 2.
    Meter buzzer circuit
    Description The buzzer for warning chime system is installed in the combination meter. The combination meter sounds the alarm buzzer based on the signals transmitted from various units. ...

    ECU diagnosis information
    ...

    Other materials:

    U1207 AV control unit
    DTC Logic Diagnosis Procedure 1.PERFORM THE SELF-DIAGNOSIS Delete the "self-diagnosis" results of "MULTI AV". Turn ignition switch OFF. Turn ignition switch ON. Perform the self-diagnosis again. Check that the DTC is detected again. U1216 AV CONTROL UNIT DTC Logic U1217 AV ...

    Increasing fuel economy
    Keep your engine tuned up. Follow the recommended scheduled maintenance. Keep the tires inflated to the correct pressure. Low tire pressure increases tire wear and lowers fuel economy. Keep the wheels in correct alignment. Improper alignment increases tire wear and lowers fuel eco ...

    Steering wheel
    Removal and Installation REMOVAL NOTE: When removing spiral cable, use tape so that the case and rotating part keep aligned. This will prevent neutral position alignment procedure during spiral cable installation. Set steering wheel to the straight-ahead position. Remove driver air bag m ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2024 Copyright www.nimainfo.com
    0.0055