METER / GAUGE SYSTEM Steering Pad Switch Circuit

DESCRIPTION

The combination meter assembly and steering pad switch assembly are connected via direct line. The main display and multi-information display in the combination meter assembly are operated using the switches of the steering pad switch assembly.

WIRING DIAGRAM

A001UM6E02
A001SUXE02
Monochrome TFT Type
*a TRIP
*b Steering Pad Switch Assembly
*c Spiral Cable with Sensor Sub-assembly
*d Combination Meter Assembly

CAUTION / NOTICE / HINT

Note

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

PROCEDURE


  1. INSPECT STEERING PAD SWITCH ASSEMBLY


    1. Remove the steering pad switch assembly.

      Click here

    2. Inspect the steering pad switch assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE STEERING PAD SWITCH ASSEMBLY Click here

    OK

  2. INSPECT SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY


    1. Remove the spiral cable with sensor sub-assembly.

      Click here

    2. Inspect the spiral cable with sensor sub-assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY - COMBINATION METER ASSEMBLY)


    1. Disconnect the F4 combination meter assembly connector.

    2. Disconnect the F29 spiral cable with sensor sub-assembly connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      F4-28 (MSM+) - F29-10 (+DP) Always Below 1 Ω
      F4-33 (MSSL) - F29-11 (+DP2)*1 Always Below 1 Ω
      F29-3 (EAU) - Body ground Always Below 1 Ω
      F4-28 (MSM+) - Body ground Always 10 kΩ or higher
      F4-33 (MSSL) - Body ground*1 Always 10 kΩ or higher

      • *1: Color TFT Type

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE COMBINATION METER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR