TOYOTA PARKING ASSIST-SENSOR SYSTEM(except Sedan) Clearance Warning ECU Power Source Circuit

DTC Code DTC Name
Clearance Warning ECU Power Source Circuit

DESCRIPTION

This circuit provides power to operate the clearance warning ECU assembly.

WIRING DIAGRAM

E267070E01

CAUTION / NOTICE / HINT

Note:

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

PROCEDURE

  1. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY POWER SOURCE, BODY GROUND)

    1. Disconnect the E98 clearance warning ECU assembly connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      E98-16 (E) - Body ground

      Always

      Below 1 Ω

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

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      E98-18 (IG) - E98-16 (E)

      Ignition switch ON

      11 to 14 V*1

      10.5 to 16 V*2

      • *1: w/o Stop and Start System

      • *2: w/ Stop and Start System

    Result

    Result

    Proceed to

    OK

    A

    NG (w/o Stop and Start System)

    B

    NG (w/ Stop and Start System)

    C
    A

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

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    B

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    C

    GO TO STOP AND START SYSTEM

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