METER / GAUGE SYSTEM Seat Belt Warning Light for Passenger Seat does not Flash

WIRING DIAGRAM

A01J7OUE15
A01J7OUE16

INSPECTION PROCEDURE

PROCEDURE


  1. INSPECT FUSE (ECU-IG & GAUGE)


    1. Remove the ECU-IG & GAUGE fuse from the driver side junction block.

    2. Measure the resistance of the fuse.

      Standard resistance
      Below 1 Ω

    NG

    REPLACE FUSE

    OK

  2. CHECK WIRE HARNESS (METER*1 OR LIGHT*2 - BATTERY AND GROUND)

    A01J7HBE06

    1. Disconnect the A23*1 meter connector.

    2. Disconnect the P14*2 light connector.

      Tech Tips

      *1: w/ Accessory meter

      *2: w/o Accessory meter

    3. Measure the voltage of the wire harness side connector.

      Standard voltage
      w/ Accessory meter
      Tester Connection Condition Specified Condition
      A23-12 (IG) - Body ground Ignition switch ON 10 to 14 V
      A23-12 (IG) - Body ground Ignition switch OFF Below 1 V
      w/o Accessory meter
      Tester Connection Condition Specified Condition
      P14-3 - Body ground Ignition switch ON 10 to 14 V
      P14-3 - Body ground Ignition switch OFF Below 1 V

    4. Measure the resistance of the wire harness side connector.

      Standard resistance
      w/ Accessory meter
      Tester Connection Specified Condition
      A23-1 (GND) - Body ground Below 1 Ω
      w/o Accessory meter
      Tester Connection Specified Condition
      P14-1 - Body ground Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS AND CONNECTOR

    OK

  3. INSPECT FRONT SEAT INNER BELT ASSEMBLY (BUCKLE SWITCH)

    A01J6P9E11

    1. Disconnect the F12 belt connector.

    2. Measure the resistance of the buckle switch.

      Standard resistance
      Tester Connection Condition Specified Condition
      1 - 2 Seat belt is unfastened More than 147 N (15 kgf, 33 lbf) applied to to occupant detection sensor Below 100 Ω
      1 - 2 Seat belt is fastened 1 MΩ or higher

    NG

    INSPECT FRONT SEAT INNER BELT ASSEMBLY (OCCUPANT DETECTION SENSOR) Click here

    OK

  4. CHECK WIRE HARNESS (INNER BELT - BODY GROUND)

    A01J3R5E03

    1. Disconnect the F12 belt connector.

    2. Measure the resistance of the wire harness side connector.

      Standard resistance
      Tester Connection Specified Condition
      F12-2 - Body ground Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS AND CONNECTOR

    OK

  5. CHECK WIRE HARNESS (INNER BELT - METER*1 OR LIGHT*2)

    A01J6VIE04

    1. Disconnect the F12 belt connector.

    2. Disconnect the A23*1 meter connector.

    3. Disconnect the P14*2 light connector.

      Tech Tips

      *1: w/ Accessory meter

      *2: w/o Accessory meter

    4. Measure the resistance of the wire harness side connectors.

      Standard resistance
      w/ Accessory meter
      Tester Connection Specified Condition
      F12-1 - A23-8 (PBEW) Below 1 Ω
      w/o Accessory meter
      Tester Connection Specified Condition
      F12-1 - P14-3 Below 1 Ω
      Result
      Result Proceed to
      OK (w/ Accessory meter) A
      OK (w/o Accessory meter) B
      NG C

    B

    REPLACE PASSENGER SEAT BELT WARNING LIGHT

    C

    REPAIR OR REPLACE HARNESS AND CONNECTOR

    A

    REPLACE ACCESSORY METER ASSEMBLY (MULTI-DISPLAY)

  6. INSPECT FRONT SEAT INNER BELT ASSEMBLY (OCCUPANT DETECTION SENSOR)

    A01J71ZE03

    1. Disconnect the A sensor connector.

    2. Measure the resistance of the sensor.

      Standard resistance
      Tester Connection Condition Specified Condition
      1 - 2 More than 147 N (15 kgf, 33 lbf) applied to occupant detection sensor Below 100 Ω
      1 - 2 No force applied to occupant detection sensor 1 MΩ or higher

    NG

    REPAIR FRONT SEAT CUSHION PAD

    OK

    REPLACE FRONT SEAT INNER BELT ASSEMBLY (FOR PASSENGER SIDE)