DYNAMIC RADAR CRUISE CONTROL SYSTEM Distance Control ECU Power Source Circuit

DESCRIPTION

This circuit provides power to operate the distance control ECU.

WIRING DIAGRAM

A015B2IE05

INSPECTION PROCEDURE

PROCEDURE


  1. INSPECT FUSE (ECU-IG No. 3)


    1. Remove the ECU-IG No. 3 fuse from the cowl side junction block RH.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      ECU-IG No. 3 fuse Always Below 1 Ω

    NG

    REPLACE FUSE

    OK

  2. CHECK HARNESS AND CONNECTOR (DISTANCE CONTROL ECU - BATTERY AND BODY GROUND)


    1. A015C0DE02

      Disconnect the E108 distance control ECU connector.

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      E108-1 (B) - Body ground Engine switch on (IG) 11 to 14 V
      Engine switch off Below 1 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      E108-12 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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