Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Seat Heater Switch

Removal

REMOVAL

CAUTION / NOTICE / HINT

Procedure

Part Name Code

1

SWITCH BASE

55449D

-

-

-

2

REMOVE SEAT HEATER SWITCH

84751F

-

-

PROCEDURE

1. REMOVE SWITCH BASE

2. REMOVE SEAT HEATER SWITCH (for LH Side)

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

Inspection

INSPECTION

PROCEDURE

1. INSPECT SEAT HEATER SWITCH (for LH Side)

(a) Inspect the illumination operation.

(1) Apply auxiliary battery voltage to the seat heater switch connector, and check that the seat heater switch LED illuminates.

OK:

Auxiliary Battery Connection

Specified Condition

If the result is not as specified, replace the seat heater switch.

Auxiliary battery positive (+) → I210-5 (ILL+)

Auxiliary battery negative (-) → I210-2 (ILL-)

LED illuminates

*a

Component without harness connected

(Seat Heater Switch)

2. INSPECT SEAT HEATER SWITCH (for RH Side)

(a) Inspect the illumination operation.

(1) Apply auxiliary battery voltage to the seat heater switch connector, and check that the seat heater switch LED illuminates.

OK:

Auxiliary Battery Connection

Specified Condition

If the result is not as specified, replace the seat heater switch.

Auxiliary battery positive (+) → I209-5 (ILL+)

Auxiliary battery negative (-) → I209-2 (ILL-)

LED illuminates

*a

Component without harness connected

(Seat Heater Switch)

Installation

INSTALLATION

CAUTION / NOTICE / HINT

Procedure

Part Name Code

1

INSTALL SEAT HEATER SWITCH

84751F

-

-

-

2

SWITCH BASE

55449D

-

-

-

PROCEDURE

1. INSTALL SEAT HEATER SWITCH (for LH Side)

2. INSTALL SWITCH BASE

    READ NEXT:

     Seat Heater System

     Parts Location

    PARTS LOCATION ILLUSTRATION *1 SEAT HEATER SWITCH (for LH) *2 SEAT HEATER SWITCH (for RH) *3 POWER DISTRIBUTION BOX ASSEMBLY - PANEL FUSE - S/HTR F/L FUSE - S/HTR F/R

     System Diagram

    SYSTEM DIAGRAM for Driver Seat for Front Passenger Seat

    SEE MORE:

     Definition Of Terms

    DEFINITION OF TERMS Term Definition Monitor description Description of what the TCM monitors and how it detects malfunctions (monitoring purpose and details). Related DTCs Group of diagnostic trouble codes that are ou

     Drive Shaft System

    Precaution PRECAUTION NOTICE OF REMOVING AND INSTALLING FRONT DRIVE SHAFT ASSEMBLY RH (for M20A-FKS AWD) (a) When removing and installing the front drive shaft assembly RH, be sure to first drain all the transaxle oil and transfer oil. If removal and installation are carried out without d

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