METER / GAUGE SYSTEM Entire Combination Meter does not Operate

DTC Code DTC Name
Entire Combination Meter does not Operate

DESCRIPTION

This circuit is the power source circuit for the combination meter assembly. This circuit provides two types of power sources; one is a constant power source, and the other is an IG power source.

WIRING DIAGRAM

E284757E02

CAUTION / NOTICE / HINT

Note:

Inspect the fuses of circuits related to this system before performing the following procedure.

PROCEDURE

  1. CONFIRM VEHICLE TYPE

    1. Choose the model to be inspected.

    Result

    Result

    Proceed to

    w/ Stop and Start System

    A

    w/o Stop and Start System

    B
    B

    CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - BODY GROUND)Click here

    A

  2. CHECK STOP AND START SYSTEM

    1. Check the backup boost converter circuit.

      Click here

      OK

      The operation of the combination meter assembly returns to normal.

    Result

    Proceed to

    OK

    NG
    OK

    END

    NG

  3. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - BODY GROUND)

    1. Disconnect the E46 combination meter assembly connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      E46-21 (ET) - Body ground

      Always

      Below 1 Ω

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

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      E46-39 (IG+) - Body ground*

      Ignition switch off

      Below 1 V

      Ignition switch ON

      11 to 14 V

      E46-40 (B) - Body ground

      Always

      11 to 14 V

      • *: w/o Stop and Start System

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    for Hatchback, Wagon:Click here

    for Sedan:Click hereClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR