DYNAMIC TORQUE CONTROL 4WD/AWD SYSTEM Pattern Select Switch Sport Mode Circuit

DTC Code DTC Name
Pattern Select Switch Sport Mode Circuit

DESCRIPTION

The 4WD ECU assembly switches from normal mode to sport mode when a sport mode ON signal is input from the sport mode switch (combination switch assembly).

WIRING DIAGRAM

C200873E12

CAUTION / NOTICE / HINT

Tip:

Check the condition of each related circuit connector before troubleshooting.

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PROCEDURE

  1. INSPECT COMBINATION SWITCH ASSEMBLY

    1. Remove the sport mode switch (combination switch assembly).

      Click here

    2. Ispect the sport mode switch (combination switch assembly).

      Click here

    Result

    Proceed to

    OK

    NG
    NG

    REPLACE COMBINATION SWITCH ASSEMBLY

    Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (COMBINATION SWITCH ASSEMBLY - BODY GROUND)

    1. C278687C03

      *A

      w/o Stop and Start System

      *B

      w/ Stop and Start System

      *a

      Front view of wire harness connector

      (to Sport Mode Switch [Combination Switch Assembly])

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

      Standard Resistance

      Table 1. w/o Stop and Start System

      Tester Connection

      Condition

      Specified Condition

      G60-4 (MSW2) - Body ground

      Always

      Below 1 Ω
      Table 2. w/ Stop and Start System

      Tester Connection

      Condition

      Specified Condition

      G70-4 (E) - Body ground

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK HARNESS AND CONNECTOR (COMBINATION SWITCH ASSEMBLY - 4WD ECU ASSEMBLY)

    1. Reinstall the sport mode switch (combination switch assembly).

    2. Disconnect the 4WD ECU assembly connector.

    3. C270074C10

      *a

      Front view of wire harness connector

      (to 4WD ECU Assembly)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G86-11 (EXI) - Body ground

      Sport mode switch on (Push)

      Below 1 Ω

      Sport mode switch off (Release)

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE 4WD ECU ASSEMBLY

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR