Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Terminals Of Ecu

Toyota Corolla Cross (2022-2024) Service Manual / ADAS & AD / Advanced Driver Assistance System / Front Radar Sensor System / Terminals Of Ecu

TERMINALS OF ECU

NOTICE:

  • DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the GTS once the inspection has been completed.
  • Do not apply excessive force to the millimeter wave radar sensor assembly connector.

CHECK MILLIMETER WAVE RADAR SENSOR ASSEMBLY

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

Terminal No. (Symbol)

Terminal Description

Condition

Specified Condition

A174-1 (IGB) - A174-5 (SGND)

Power source

Ignition switch ON

11 to 14 V

Ignition switch off

Below 1 V

A174-3 (CA2L)

CAN communication signal

-

-

A174-4 (CA2H)

CAN communication signal

-

-

A174-5 (SGND) - Body ground

Ground

Always

Below 1 Ω

A174-7 (CA1N)

CAN communication signal

-

-

A174-8 (CA1P)

CAN communication signal

-

-

A174-9 (CA3L)

CAN communication signal

-

-

A174-10 (CA3H)

CAN communication signal

-

-

    READ NEXT:

     Freeze Frame Data

    FREEZE FRAME DATA DESCRIPTION (a) Whenever a front radar sensor system DTC is stored, the millimeter wave radar sensor assembly stores the current vehicle state as Freeze Frame Data. CHECK FREEZE

     Fail-safe Chart

    FAIL-SAFE CHART FAIL-SAFE FUNCTION (a) If a malfunction is detected in the front radar sensor system, a message is displayed on the multi-information display and systems related to the malfuncti

     Data List / Active Test

    DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when decidi

    SEE MORE:

     How To Proceed With Troubleshooting

    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the seat belt warning system. *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS (a) Interview the customer to conf

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 INVERTER WATER PUMP WITH MOTOR ASSEMBLY G9040 - - - 2 DRAIN ENGINE COOLANT - - - 3 HEADLIGHT ASSEMBLY - - -

    © 2020-2024 Copyright www.tcorollacross.com