Toyota CH-R Service Manual: Parking Brake Switch Circuit

DESCRIPTION

This circuit is from the skid control ECU (brake actuator assembly) to the radio and display receiver assembly.

WIRING DIAGRAM

PROCEDURE

1.

CHECK ELECTRIC PARKING BRAKE SYSTEM

(a) Check the operation of the electric parking brake.

NG

GO TO ELECTRIC PARKING BRAKE SYSTEM

OK

2.

CHECK HARNESS AND CONNECTOR (SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) - RADIO AND DISPLAY RECEIVER ASSEMBLY)

(a) Disconnect the F131 radio and display receiver assembly connector.

(b) Disconnect the A42 skid control ECU (brake actuator assembly) connector.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

F131-20 (PKB) - A42-33 (PKB)

Always

Below 1 Ω

F131-20 (PKB) or A42-33 (PKB) - Body ground

Always

10 kΩ or higher

OK

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Illumination Circuit
    DESCRIPTION Power is supplied to the radio and display receiver assembly and steering pad switch assembly illumination when the light control switch is in the tail or head position. WIRING DIAGR ...

    Speaker Circuit
    DESCRIPTION Thus sound cannot be heard from the speakers even if there is no malfunction in the DCM (telematics transceiver) or speakers. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: ...

    Other materials:

    Toyota CH-R Service Manual > Knee Airbag Assembly: Disposal
    DISPOSAL CAUTION / NOTICE / HINT CAUTION: Before performing pre-disposal deployment of any SRS part, review and closely follow all applicable environmental and hazardous material regulations. Pre-disposal deployment may be considered hazardous material treatment. PROCEDURE 1. PRECAUTION ...

    Toyota CH-R Owners Manual > Driving procedures: Brake Hold
    The brake hold system keeps the brake applied when the shift lever in any position other than P or R with the system on and the brake pedal has been depressed to stop the vehicle. The system releases the brake when the accelerator pedal is depressed with the shift lever in any position other t ...

    Toyota C-HR (AX20) 2023-2025 Owner's Manual

    Toyota CH-R Owners Manual

    Toyota CH-R Service Manual

    © 2017-2025 Copyright www.tochr.net
    0.0104