Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: On-vehicle Inspection

ON-VEHICLE INSPECTION

PROCEDURE

1. INSPECT STOP LIGHT SWITCH ASSEMBLY

(a) Disconnect the A53 stop light switch assembly connector.

(b) Measure the voltage and resistance on the wire harness side connector according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

A53-7 (B) - A53-2 (GND)

Always

11 to 14 V

A53-6 (B) - A53-2 (GND)

Ignition switch on (IG)

11 to 14 V

Standard Resistance:

Tester Connection

Condition

Specified Condition

A53-2 (GND) - Body ground

Always

Below 1 Ω

If the result is not as specified, repair or replace the wire harness or connector.

*a

Front view of wire harness connector

(to Stop Light Switch Assembly)

(c) Connect the A53 stop light switch assembly connector.

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

Standard Voltage:

Tester Connection

Condition

Specified Condition

A53-1 (OUT) - A53-2 (GND)

Brake pedal not depressed

Below 1 V

A53-1 (OUT) - A53-2 (GND)

Brake pedal depressed

11 to 14 V

A53-3 (L) - A53-2 (GND)

Brake pedal not depressed

Below 1 V

A53-3 (L) - A53-2 (GND)

Brake pedal depressed

11 to 14 V

A53-4 (ACC) - A53-2 (GND)

Always

11 to 14 V

A53-5 (L) - A53-2 (GND)

Ignition switch on (IG), brake pedal not depressed

11 to 14 V

A53-5 (L) - A53-2 (GND)

Ignition switch on (IG), brake pedal depressed

Below 1 V

If the result is not as specified, replace the stop light switch assembly.

*a

Component with harness connected

(Stop Light Switch Assembly)

    READ NEXT:

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY 55606 - - - 2 NO

     Installation

    INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 STOP LIGHT SWITCH MOUNTING ADJUSTER 84345 - - - 2 STOP

     Switch Housing

    SEE MORE:

     Replacement

    REPLACEMENT CAUTION / NOTICE / HINT CAUTION: To avoid the danger of being burned, do not remove the reserve tank cap or drain cock plug while the coolant (for inverter) is still hot. Pressurized, hot coolant (for inverter) and steam may be released and cause serious burns. *1

     Drive Motor "A" Position Sensor Signal Amplitude < (P0A3F21,P0A3F22)

    DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the resolver output signal is abnormal. The cause of this malfunction may be one of the following: Area Main Malfunction Description Inverter low-voltage circuit The connectors are not connected properly H

    © 2020-2026 Copyright www.tcorollacross.com PT NL