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LIGHTING SYSTEM Footwell Light Circuit

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DTC Code DTC Name
  Footwell Light Circuit
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DESCRIPTION

The main body ECU controls the No. 1 interior illumination light assemblies.

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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

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

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PROCEDURE


  1. Click here

    PERFORM ACTIVE TEST USING INTELLIGENT TESTER


    1. Connect the intelligent tester to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the intelligent tester on.

    4. Enter the following menus: Body / Main Body / Active Test.

    5. According to the display on the intelligent tester, perform the Active Test.

      Table 1. Main Body
      Tester Display Test Part Control Range Diagnostic Note
      Illuminated Entry System No. 1 interior illumination light assembly OFF or ON All door closed
      OK
      No. 1 interior illumination light assembly comes on.

  2. Click here

    INSPECT NO. 1 INTERIOR ILLUMINATION LIGHT ASSEMBLY


    1. Inspect the No. 1 interior illumination light assembly (Click here).


  3. Click here

    CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY - BATTERY)


    1. A01VH9YE03

      Disconnect the 3C instrument panel junction block assembly connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      3C-4 - Body ground Always 11 to 14 V
      Table 2. Text in Illustration
      *a

      Front view of wire harness connector

      (to Instrument Panel Junction Block Assembly)

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. Click here

    CHECK HARNESS AND CONNECTOR (NO. 1 INTERIOR ILLUMINATION LIGHT ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY)


    1. Disconnect the F67 or F66 No. 1 interior illumination light assembly connector.

    2. Disconnect the 3A and 3B instrument panel junction block assembly connectors.

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

      Standard Resistance
      Table 3. LH
      Tester Connection Condition Specified Condition
      F67-2 (B) - 3A-5 Always Below 1 Ω
      F67-1 (L) - 3B-32 Always Below 1 Ω
      F67-2 (B) - Body ground Always 10 kΩ or higher
      F67-1 (L) - Body ground Always 10 kΩ or higher
      Table 4. RH
      Tester Connection Condition Specified Condition
      F66-2 (B) - 3A-5 Always Below 1 Ω
      F66-1 (L) - 3B-17 Always Below 1 Ω
      F66-2 (B) - Body ground Always 10 kΩ or higher
      F66-1 (L) - Body ground Always 10 kΩ or higher

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  5. Click here

    INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY


    1. Remove the instrument panel junction block assembly.

    2. Remove the main body ECU from the instrument panel junction block assembly.

    3. A01VECZE01

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

      Table 5. Text in Illustration
      *a

      Component without harness connected

      (Instrument Panel Junction Block Assembly)

      		 - -
      Standard Resistance
      Table 6. LH
      Tester Connection Condition Specified Condition
      3A-5 - 3C-4 Always Below 1 Ω
      3B-32 - MB-1 (ILE) Always Below 1 Ω
      Table 7. RH
      Tester Connection Condition Specified Condition
      3A-5 - 3C-4 Always Below 1 Ω
      3B-17 - MB-1 (ILE) Always Below 1 Ω

    • OK

      REPLACE MAIN BODY ECU (Click here)

    • NG

      REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY