Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Steering Heater Switch

Toyota Corolla Cross (2022-2025) Service Manual / Steering / Steering Column / Steering Heater Switch

Removal

REMOVAL

CAUTION / NOTICE / HINT

COMPONENTS (REMOVAL)

Procedure

Part Name Code

1

SWITCH BASE

55449D

-

-

-

2

STEERING HEATER SWITCH

84255

-

-

PROCEDURE

1. REMOVE SWITCH BASE

HINT:

As the illustration shown is an example, the actual details may differ.

2. REMOVE STEERING HEATER SWITCH

(1) Using a screwdriver with its tip wrapped with protective tape, disengage the 2 claws and remove the steering heater switch.

Inspection

INSPECTION

PROCEDURE

1. INSPECT STEERING HEATER SWITCH

(a) Check the resistance.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

5 (IG) - 2 (B)

Steering heater switch is pushed

Below 1 Ω

5 (IG) - 2 (B)

Steering heater switch is not pushed

10 kΩ or higher

(2) If the result is not as specified, replace the steering heater switch.

*a

Component without harness connected

(Steering Heater Switch)

(b) Check the indicator.

(1) Apply auxiliary battery voltage to the steering heater switch and check that the indicator illuminates.

OK:

Tester Connection

Condition

Specified Condition

2 (B) - 4 (E)

2 (B) → Auxiliary battery positive (+)

4 (E) → Auxiliary battery negative (-)

Indicator illuminates

*a

Component without harness connected

(Steering Heater Switch)

(2) If the result is not as specified, replace the steering heater switch.

(c) Check the illumination.

(1) Apply auxiliary battery voltage to the steering heater switch and check that the illumination.

OK:

Tester Connection

Condition

Specified Condition

6 (ILL+) - 1 (ILL-)

6 (ILL+) → Auxiliary battery positive (+)

1 (ILL-) → Auxiliary battery negative (-)

Illumination illuminates

*a

Component without harness connected

(Steering Heater Switch)

(2) If the result is not as specified, replace the steering heater switch.

Installation

INSTALLATION

CAUTION / NOTICE / HINT

COMPONENTS (INSTALLATION)

Procedure

Part Name Code

1

STEERING HEATER SWITCH

84255

-

-

-

2

SWITCH BASE

55449D

-

-

-

PROCEDURE

1. INSTALL STEERING HEATER SWITCH

2. INSTALL SWITCH BASE

    READ NEXT:

     Steering Pad Switch

     Removal

    REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 HORN BUTTON ASSEMBLY 45130

     Inspection

    INSPECTION PROCEDURE 1. INSPECT STEERING PAD SWITCH ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. *a Component without harness connected

    SEE MORE:

     Data List / Active Test

    DATA LIST / ACTIVE TEST READ 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 deciding whether a part is faulty or not. HINT: Using the GTS to read the Data List allows the va

     Intermediate Shaft Speed Sensor "C" Circuit Short to Battery (P274912,P274914,P274931)

    DESCRIPTION The transmission revolution sensor (NSS) detects the secondary pulley speed and sends it to the TCM. The TCM determines the current gear ratio from the transmission revolution sensor (NSS) signal. DTC No. Detection Item DTC Detection Condition

    © 2020-2025 Copyright www.tcorollacross.com PT NL