LIGHTING SYSTEM Door Courtesy Switch Circuit

DTC Code DTC Name
Door Courtesy Switch Circuit

DESCRIPTION

The combination meter assembly detects the condition of the front door courtesy light switch assemblies, rear door courtesy light switch assemblies*1 and back window lock assembly*2.

  • *1: for 5-Door

  • *2: w/ Entry and Start System

WIRING DIAGRAM

E295419E01

PROCEDURE

  1. READ VALUE USING GTS

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Combination Meter / Data List.

    5. Read the Data List according to the display on the GTS.

      Body Electrical > Combination Meter > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Driver Side Door

      Driver door courtesy light switch signal

      CLOSE or OPEN

      CLOSE: Driver door closed

      OPEN: Driver door open

      -

      Door All (Except for Driver Side Seat)

      Any door (except driver door) courtesy light switch signal

      CLOSE or OPEN

      CLOSE: Any door (except driver door) closed

      OPEN: Any door (except driver door) open

      -

      Body Electrical > Combination Meter > Data List

      Tester Display

      Driver Side Door

      Door All (Except for Driver Side Seat)

      OK

      Normal conditions listed above are displayed.

    Result

    Result

    Proceed to

    OK

    A

    Driver Side Door is not normal

    B

    Door All (Except for Driver Side Seat) is not normal

    C
    A

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Click here

    C

    INSPECT DOOR COURTESY LIGHT SWITCH ASSEMBLY OR BACK WINDOW LOCK ASSEMBLYClick here

    B

  2. INSPECT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (for Driver Side)

    1. for LHD

      1. Remove the front door courtesy light switch assembly LH.

        Click here

      2. Inspect the front door courtesy light switch assembly LH.

        Click here

    2. for RHD

      1. Remove the front door courtesy light switch assembly RH.

        Click here

      2. Inspect the front door courtesy light switch assembly RH.

        Click here

    Result

    Result

    Proceed to

    OK

    A

    NG (for LHD)

    B

    NG (for RHD)

    C
    B

    REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH

    Click here

    C

    REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RH

    Click here

    A

  3. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the E13 combination meter assembly connector.

    2. Disconnect the 3Q driver side junction block assembly connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      E13-1 (DCTY) - 3Q-5

      Always

      Below 1 Ω

      E13-1 (DCTY) or 3Q-5 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the 3L driver side junction block assembly connector.

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

      Standard Resistance

      Table 1. for LHD

      Tester Connection

      Condition

      Specified Condition

      K18-1 - 3L-2

      Always

      Below 1 Ω

      K18-1 or 3L-2 - Body ground

      Always

      10 kΩ or higher

      Standard Resistance

      Table 2. for RHD

      Tester Connection

      Condition

      Specified Condition

      K31-1 - 3L-2

      Always

      Below 1 Ω

      K31-1 or 3L-2 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    1. Remove the driver side junction block assembly.

      Click here

    2. E295421C01

      *a

      Component without harness connected

      (Driver Side Junction Block Assembly)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3Q-5 - 3L-2

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    Click here

    NG

    REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    Click here

  6. INSPECT DOOR COURTESY LIGHT SWITCH ASSEMBLY OR BACK WINDOW LOCK ASSEMBLY

    1. Inspect front door courtesy light switch assembly RH (for LHD)

      1. Remove the front door courtesy light switch assembly RH.

        Click here

      2. Inspect the front door courtesy light switch assembly RH.

        Click here

    2. Inspect front door courtesy light switch assembly LH (for RHD)

      1. Remove the front door courtesy light switch assembly LH.

        Click here

      2. Inspect the front door courtesy light switch assembly LH.

        Click here

    3. Inspect rear door courtesy light switch assembly (for 5-Door)

      1. Remove the rear door courtesy light switch assembly LH and rear door courtesy light switch assembly RH.

        Click here

      2. Inspect the rear door courtesy light switch assembly LH and rear door courtesy light switch assembly RH.

        Click here

    4. Inspect back window lock assembly (w/ Entry and Start System)

      1. Remove the back window lock assembly.

        Click here

      2. Inspect the back window lock assembly.

        Click here

    Result

    Result

    Proceed to

    OK

    A

    NG (Front door courtesy light switch assembly RH) (for LHD)

    B

    NG (Front door courtesy light switch assembly LH) (for RHD)

    C

    NG (Rear door courtesy light switch assembly LH) (for 5-Door)

    D

    NG (Rear door courtesy light switch assembly RH) (for 5-Door)

    E

    NG (Back window lock assembly) (w/ Entry and Start System)

    F
    B

    REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RH

    Click here

    C

    REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH

    Click here

    D

    REPLACE REAR DOOR OURTESY LIGHT SWITCH ASSEMBLY LH

    Click here

    E

    REPLACE REAR DOOR OURTESY LIGHT SWITCH ASSEMBLY RH

    Click here

    F

    REPLACE BACK WINDOW LOCK ASSEMBLY

    Click here

    A

  7. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the E13 combination meter assembly connector.

    2. Disconnect the 3P driver side junction block assembly connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      E13-2 (PCTY) - 3P-10

      Always

      Below 1 Ω

      E13-2 (PCTY) or 3P-10 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  8. CHECK HARNESS AND CONNECTOR (FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the 3L driver side junction block assembly connector.

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

      Standard Resistance

      Table 3. for LHD

      Tester Connection

      Condition

      Specified Condition

      K31-1 - 3L-8

      Always

      Below 1 Ω

      K31-1 or 3L-8 - Body ground

      Always

      10 kΩ or higher
      Table 4. for RHD

      Tester Connection

      Condition

      Specified Condition

      K18-1 - 3L-8

      Always

      Below 1 Ω

      K18-1 or 3L-8 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  9. CONFIRM MODEL

    1. Choose the model to be inspected.

    Result

    Result

    Proceed to

    for 3-Door without Entry and Start System

    A

    for 3-Door with Entry and Start System

    B

    for 5-Door without Entry and Start System

    C

    for 5-Door with Entry and Start System

    D
    B

    CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)Click here

    C

    CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)Click here

    D

    CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)Click here

    A

  10. INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    1. Remove the driver side junction block assembly.

      Click here

    2. E295420C01

      *a

      Component without harness connected

      (Driver Side Junction Block Assembly)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3P-10 - 3L-8

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    Click here

    NG

    REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    Click here

  11. CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3L-1 - 3L-6

      Always

      Below 1 Ω

      3L-1 or 3L-6 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  12. CHECK HARNESS AND CONNECTOR (BACK WINDOW LOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      K5-3 (D+) - 3L-4

      Always

      Below 1 Ω

      K5-3 (D+) or 3L-4 - Body ground

      Always

      10 kΩ or higher

      K5-2 (ACT-) - Body ground

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  13. INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    1. Remove the driver side junction block assembly.

      Click here

    2. E295420C01

      *a

      Component without harness connected

      (Driver Side Junction Block Assembly)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3P-10 - 3L-6

      Always

      Below 1 Ω

      3L-1 - 3L-4

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    Click here

    NG

    REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    Click here

  14. CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3L-1 - 3L-6

      Always

      Below 1 Ω

      3L-1 or 3L-6 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  15. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Table 5. for LH side

      Tester Connection

      Condition

      Specified Condition

      K15-1 - 3L-3

      Always

      Below 1 Ω

      K15-1 or 3L-3 - Body ground

      Always

      10 kΩ or higher
      Table 6. for RH side

      Tester Connection

      Condition

      Specified Condition

      K41-1 - 3L-5

      Always

      Below 1 Ω

      K41-1 or 3L-5 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  16. INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    1. Remove the driver side junction block assembly.

      Click here

    2. E295420C01

      *a

      Component without harness connected

      (Driver Side Junction Block Assembly)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3P-10 - 3L-6

      Always

      Below 1 Ω

      3L-1 - 3L-3

      Always

      Below 1 Ω

      3L-1 - 3L-5

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    Click here

    NG

    REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    Click here

  17. CHECK HARNESS AND CONNECTOR (DRIVER SIDE JUNCTION BLOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3L-1 - 3L-6

      Always

      Below 1 Ω

      3L-1 or 3L-6 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  18. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Table 7. for LH side

      Tester Connection

      Condition

      Specified Condition

      K15-1 - 3L-3

      Always

      Below 1 Ω

      K15-1 or 3L-3 - Body ground

      Always

      10 kΩ or higher
      Table 8. for RH side

      Tester Connection

      Condition

      Specified Condition

      K41-1 - 3L-5

      Always

      Below 1 Ω

      K41-1 or 3L-5 - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  19. CHECK HARNESS AND CONNECTOR (BACK WINDOW LOCK ASSEMBLY - DRIVER SIDE JUNCTION BLOCK ASSEMBLY)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      K5-3 (D+) - 3L-4

      Always

      Below 1 Ω

      K5-3 (D+) or 3L-4 - Body ground

      Always

      10 kΩ or higher

      K5-2 (ACT-) - Body ground

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  20. INSPECT DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    1. Remove the driver side junction block assembly.

      Click here

    2. E295420C01

      *a

      Component without harness connected

      (Driver Side Junction Block Assembly)

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      3P-10 - 3L-6

      Always

      Below 1 Ω

      3L-1 - 3L-3

      Always

      Below 1 Ω

      3L-1 - 3L-5

      Always

      Below 1 Ω

      3L-1 - 3L-4

      Always

      Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    Click here

    NG

    REPLACE DRIVER SIDE JUNCTION BLOCK ASSEMBLY

    Click here