LIGHTING SYSTEM Overhead Console Illumination Light Circuit

DESCRIPTION

The main body ECU controls the center console spot light.

WIRING DIAGRAM

A0098I3E03

INSPECTION PROCEDURE

Note

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

PROCEDURE


  1. PERFORM ACTIVE TEST USING INTELLIGENT TESTER (CENTER CONSOLE SPOT LIGHT)


    1. Using the intelligent tester, perform the Active Test Click here.

      Main Body
      Tester Display Test Part Control Range Diagnostic Note
      Cent Consol Spot LGT Center console spot light ON/OFF -
      OK
      Center console spot light comes on.

    NG

    INSPECT MAP LIGHT ASSEMBLY Click here

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

  2. INSPECT MAP LIGHT ASSEMBLY


    1. A009AECE21

      Remove the map light Click here.

    2. Connect a positive (+) lead from the battery to terminal 21 (B1) and a negative (-) lead to terminal 4 (ILLB).

    3. Check that the center console spot light comes on.

      OK
      Center console spot light comes on.

    NG

    REPLACE MAP LIGHT ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (BATTERY - MAP LIGHT ASSEMBLY)


    1. A009AQQE08
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Map Light Assembly)

      Disconnect the W7 map light connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      W7-21 (B1) - Body ground Always 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (MAP LIGHT ASSEMBLY - MAIN BODY ECU)


    1. Disconnect the W7 map light connector.

    2. Disconnect the G65 main body ECU connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      W7-4 (ILLB) - G65-5 (CSPT) Always Below 1 Ω
      W7-4 (ILLB) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here