METER / GAUGE SYSTEM, Diagnostic DTC:B1507 and B1508

DTC Code DTC Name
B1507 Open in Turn Signal Circuit
B1508 Short in Turn Signal / Hazard Flasher Circuit

DESCRIPTION

These DTCs are stored when the combination meter assembly detects an open in a turn signal light circuit, a short in a turn signal light circuit, or a short in the hazard warning light circuit.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

Note

B1507

Open in Turn Signal Circuit

When IG voltage is 9.5 V or more and the following condition is detected:

  • Open in turn signal light circuit

  • Bulb

  • Harness or connector

  • Instrument panel junction block assembly

  • Combination meter assembly

DTC stored

-

B1508

Short in Turn Signal / Hazard Flasher Circuit

When IG voltage is 9.5 V or more and the following condition is detected:

  • Short in turn signal light circuit or hazard warning light circuit

  • Bulb

  • Harness or connector

  • Instrument panel junction block assembly

  • Combination meter assembly

DTC stored

-

WIRING DIAGRAM

  1. for Hatchback

  2. for Sedan

E321629E01
E316150E02

CAUTION / NOTICE / HINT

Note:

Inspect the bulbs for this system before performing the following procedure.

Rear combination light assembly (for Sedan):Click hereClick here

Rear combination light assembly (for Hatchback):Click here

PROCEDURE

  1. CONFIRM VEHICLE TYPE

    1. Choose the model to be inspected.

    Result

    Result

    Proceed to

    for Hatchback

    A

    for Sedan

    B
    B

    INSPECT LIGHTSClick here

    A

  2. INSPECT LIGHTS

    1. Inspect the illumination of each turn signal light.

    Result

    Result

    Proceed to

    Turn signal lights for one side do not illuminate.

    A

    Front turn signal light does not illuminate.

    B

    Rear turn signal light does not illuminate.

    C

    Side turn signal light does not illuminate.

    D
    B

    CHECK HARNESS AND CONNECTOR (HEADLIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)Click here

    C

    CHECK HARNESS AND CONNECTOR (REAR COMBINATION LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)Click here

    D

    CHECK HARNESS AND CONNECTOR (SIDE TURN SIGNAL LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)Click here

    A

  3. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the E45 combination meter assembly connector.

    2. Disconnect the 3D instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 1. for LH

      Tester Connection

      Condition

      Specified Condition

      E45-13 (LL) - 3D-36

      Always

      Below 1 Ω
      Table 2. for RH

      Tester Connection

      Condition

      Specified Condition

      E45-7 (LR) - 3D-45

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 3. for LH

      Tester Connection

      Condition

      Specified Condition

      E45-13 (LL) - Body ground

      Always

      10 kΩ or higher
      Table 4. for RH

      Tester Connection

      Condition

      Specified Condition

      E45-7 (LR) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLYClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. CHECK HARNESS AND CONNECTOR (HEADLIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the A160*1 or A161*2 headlight assembly connector.

      • *1: for LH

      • *2: for RH

    2. Disconnect the 3A instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 5. for LH

      Tester Connection

      Condition

      Specified Condition

      A160-1 (B) - 3A-36

      Always

      Below 1 Ω

      A160-2 (E) - Body ground

      Always

      Below 1 Ω
      Table 6. for RH

      Tester Connection

      Condition

      Specified Condition

      A161-1 (B) - 3A-47

      Always

      Below 1 Ω

      A161-2 (E) - Body ground

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 7. for LH

      Tester Connection

      Condition

      Specified Condition

      A160-1 (B) - Body ground

      Always

      10 kΩ or higher
      Table 8. for RH

      Tester Connection

      Condition

      Specified Condition

      A161-1 (B) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLYClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  5. CHECK HARNESS AND CONNECTOR (REAR COMBINATION LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the L3*1 or L4*2 rear combination light assembly connector.

      • *1: for LH

      • *2: for RH

    2. Disconnect the 3E instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 9. for LH

      Tester Connection

      Condition

      Specified Condition

      L3-4 (TRN) - 3E-26

      Always

      Below 1 Ω

      L3-3 (E) - Body ground

      Always

      Below 1 Ω
      Table 10. for RH

      Tester Connection

      Condition

      Specified Condition

      L4-4 (TRN) - 3E-33

      Always

      Below 1 Ω

      L4-3 (E) - Body ground

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 11. for LH

      Tester Connection

      Condition

      Specified Condition

      L3-4 (TRN) - Body ground

      Always

      10 kΩ or higher
      Table 12. for RH

      Tester Connection

      Condition

      Specified Condition

      L4-4 (TRN) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLYClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. CHECK HARNESS AND CONNECTOR (SIDE TURN SIGNAL LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the H8*1 or G8*2 side turn signal light assembly connector.

      • *1: for LH

      • *2: for RH

    2. Disconnect the 3D instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 13. for LH

      Tester Connection

      Condition

      Specified Condition

      H8-1 (B) - 3D-37

      Always

      Below 1 Ω

      H8-2 (E) - Body ground

      Always

      Below 1 Ω
      Table 14. for RH

      Tester Connection

      Condition

      Specified Condition

      G8-1 (B) - 3D-46

      Always

      Below 1 Ω

      G8-2 (E) - Body ground

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 15. for LH

      Tester Connection

      Condition

      Specified Condition

      H8-1 (B) - Body ground

      Always

      10 kΩ or higher
      Table 16. for RH

      Tester Connection

      Condition

      Specified Condition

      G8-1 (B) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  7. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

    1. Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.

      for LHD:Click here

      for RHD:Click here

      E262502C01

      *a

      Component without harness connected

      (Instrument Panel Junction Block Assembly)

      -

      -

    2. Front turn signal light

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

        Standard Resistance

        Table 17. for LH

        Tester Connection

        Condition

        Specified Condition

        3D-36 - 3A-36

        Always

        Below 1 Ω
        Table 18. for RH

        Tester Connection

        Condition

        Specified Condition

        3D-45 - 3A-47

        Always

        Below 1 Ω

    3. Rear turn signal light

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

        Standard Resistance

        Table 19. for LH

        Tester Connection

        Condition

        Specified Condition

        3D-36 - 3E-26

        Always

        Below 1 Ω
        Table 20. for RH

        Tester Connection

        Condition

        Specified Condition

        3D-45 - 3E-33

        Always

        Below 1 Ω

    4. Side turn signal light

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

        Standard Resistance

        Table 21. for LH

        Tester Connection

        Condition

        Specified Condition

        3D-36 - 3D-37

        Always

        Below 1 Ω
        Table 22. for RH

        Tester Connection

        Condition

        Specified Condition

        3D-45 - 3D-46

        Always

        Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    for Hatchback, Wagon:Click here

    for Sedan:Click hereClick here

    NG

    REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

    for LHD:Click here

    for RHD:Click here

  8. INSPECT LIGHTS

    1. Inspect the illumination of each turn signal light.

    Result

    Result

    Proceed to

    Turn signal lights for one side do not illuminate.

    A

    Front turn signal light does not illuminate.

    B

    Rear turn signal light does not illuminate.

    C

    Side turn signal light does not illuminate.

    D
    B

    CHECK HARNESS AND CONNECTOR (HEADLIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)Click here

    C

    CHECK HARNESS AND CONNECTOR (REAR COMBINATION LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)Click here

    D

    CHECK HARNESS AND CONNECTOR (SIDE TURN SIGNAL LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)Click here

    A

  9. CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the E45 combination meter assembly connector.

    2. Disconnect the 3D instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 23. for LH

      Tester Connection

      Condition

      Specified Condition

      E45-13 (LL) - 3D-36

      Always

      Below 1 Ω
      Table 24. for RH

      Tester Connection

      Condition

      Specified Condition

      E45-7 (LR) - 3D-45

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 25. for LH

      Tester Connection

      Condition

      Specified Condition

      E45-13 (LL) - Body ground

      Always

      10 kΩ or higher
      Table 26. for RH

      Tester Connection

      Condition

      Specified Condition

      E45-7 (LR) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLYClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  10. CHECK HARNESS AND CONNECTOR (HEADLIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the A145*1 or A149*2 headlight assembly connector.

      • *1: for LH

      • *2: for RH

    2. Disconnect the 3A instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 27. for LH

      Tester Connection

      Condition

      Specified Condition

      A145-1 (B) - 3A-36

      Always

      Below 1 Ω

      A145-2 (E) - Body ground

      Always

      Below 1 Ω
      Table 28. for RH

      Tester Connection

      Condition

      Specified Condition

      A149-1 (B) - 3A-47

      Always

      Below 1 Ω

      A149-2 (E) - Body ground

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 29. for LH

      Tester Connection

      Condition

      Specified Condition

      A145-1 (B) - Body ground

      Always

      10 kΩ or higher
      Table 30. for RH

      Tester Connection

      Condition

      Specified Condition

      A149-1 (B) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLYClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  11. CHECK HARNESS AND CONNECTOR (REAR COMBINATION LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. Disconnect the L68*1 or L64*2 rear combination light assembly connector.

      • *1: for LH

      • *2: for RH

    2. Disconnect the 3E instrument panel junction block assembly connector.

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

      Standard Resistance (Check for Open)

      Table 31. for LH

      Tester Connection

      Condition

      Specified Condition

      L68-1 (TRN) - 3E-26

      Always

      Below 1 Ω

      L68-2 (E) - Body ground

      Always

      Below 1 Ω
      Table 32. for RH

      Tester Connection

      Condition

      Specified Condition

      L64-1 (TRN) - 3E-33

      Always

      Below 1 Ω

      L64-2 (E) - Body ground

      Always

      Below 1 Ω

      Standard Resistance (Check for Short)

      Table 33. for LH

      Tester Connection

      Condition

      Specified Condition

      L68-1 (TRN) - Body ground

      Always

      10 kΩ or higher
      Table 34. for RH

      Tester Connection

      Condition

      Specified Condition

      L64-1 (TRN) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLYClick here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  12. CHECK HARNESS AND CONNECTOR (SIDE TURN SIGNAL LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)

    1. w/o Retractable Mirror

      1. Disconnect the H16*1 or G16*2 side turn signal light assembly connector.

        • *1: for LH

        • *2: for RH

      2. Disconnect the 3D instrument panel junction block assembly connector.

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

        Standard Resistance (Check for Open)

        Table 35. for LH

        Tester Connection

        Condition

        Specified Condition

        H16-1 (B) - 3D-37

        Always

        Below 1 Ω

        H16-2 (E) - Body ground

        Always

        Below 1 Ω
        Table 36. for RH

        Tester Connection

        Condition

        Specified Condition

        G16-1 (B) - 3D-46

        Always

        Below 1 Ω

        G16-2 (E) - Body ground

        Always

        Below 1 Ω

        Standard Resistance (Check for Short)

        Table 37. for LH

        Tester Connection

        Condition

        Specified Condition

        H16-1 (B) - Body ground

        Always

        10 kΩ or higher
        Table 38. for RH

        Tester Connection

        Condition

        Specified Condition

        G16-1 (B) - Body ground

        Always

        10 kΩ or higher

    2. w/ Retractable Mirror

      1. Disconnect the H8*1 or G8*2 side turn signal light assembly connector.

        • *1: for LH

        • *2: for RH

      2. Disconnect the 3D instrument panel junction block assembly connector.

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

        Standard Resistance (Check for Open)

        Table 39. for LH

        Tester Connection

        Condition

        Specified Condition

        H8-1 (B) - 3D-37

        Always

        Below 1 Ω

        H8-2 (E) - Body ground

        Always

        Below 1 Ω
        Table 40. for RH

        Tester Connection

        Condition

        Specified Condition

        G8-1 (B) - 3D-46

        Always

        Below 1 Ω

        G8-2 (E) - Body ground

        Always

        Below 1 Ω

        Standard Resistance (Check for Short)

        Table 41. for LH

        Tester Connection

        Condition

        Specified Condition

        H8-1 (B) - Body ground

        Always

        10 kΩ or higher
        Table 42. for RH

        Tester Connection

        Condition

        Specified Condition

        G8-1 (B) - Body ground

        Always

        10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  13. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

    1. Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.

      for LHD:Click here

      for RHD:Click here

      E262502C01

      *a

      Component without harness connected

      (Instrument Panel Junction Block Assembly)

      -

      -

    2. Front turn signal light

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

        Standard Resistance

        Table 43. for LH

        Tester Connection

        Condition

        Specified Condition

        3D-36 - 3A-36

        Always

        Below 1 Ω
        Table 44. for RH

        Tester Connection

        Condition

        Specified Condition

        3D-45 - 3A-47

        Always

        Below 1 Ω

    3. Rear turn signal light

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

        Standard Resistance

        Table 45. for LH

        Tester Connection

        Condition

        Specified Condition

        3D-36 - 3E-26

        Always

        Below 1 Ω
        Table 46. for RH

        Tester Connection

        Condition

        Specified Condition

        3D-45 - 3E-33

        Always

        Below 1 Ω

    4. Side turn signal light

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

        Standard Resistance

        Table 47. for LH

        Tester Connection

        Condition

        Specified Condition

        3D-36 - 3D-37

        Always

        Below 1 Ω
        Table 48. for RH

        Tester Connection

        Condition

        Specified Condition

        3D-45 - 3D-46

        Always

        Below 1 Ω

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE COMBINATION METER ASSEMBLY

    for Hatchback, Wagon:Click here

    for Sedan:Click hereClick here

    NG

    REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY

    for LHD:Click here

    for RHD:Click here