Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: 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:

     Vehicle Speed Signal Circuit Open (B228231,B228262)

    DESCRIPTION DTC B228231 is stored when the vehicle speed signal sent by the skid control ECU via direct line and the vehicle speed signal sent via CAN communication do not match. DTC B228262 is stored when a malfunction in the vehicle speed sensor is detected. DTC No. Detection Item D

     Hybrid/EV Battery Cooling Fan 1 Component Internal Failure (P0A8196,P0A8198)

    DESCRIPTION Refer to the description for DTC P0A8111. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate Note P0A8196 Hybrid/EV Battery Cooling Fan 1 Component Internal Failure The battery cooling blower a

    © 2020-2024 Copyright www.tcorollacross.com