Toyota Corolla Cross: Inspection

Toyota Corolla Cross (2022-2024) Service Manual / Brake / Parking Brake / Electric Parking Brake Switch / Inspection

INSPECTION

PROCEDURE

1. INSPECT ELECTRIC PARKING BRAKE SWITCH ASSEMBLY

(a) Check the resistance.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
7 (SWI1) - 8 (SWO1)	OFF (Release)	100 kΩ or higher
7 (SWI1) - 8 (SWO1)	ON (Lock)	10 Ω or less
7 (SWI1) - 8 (SWO1)	Switch not operated	100 kΩ or higher
7 (SWI1) - 1 (SWI2)	OFF (Release)	10 Ω or less
7 (SWI1) - 1 (SWI2)	ON (Lock)	10 Ω or less
7 (SWI1) - 1 (SWI2)	Switch not operated	100 kΩ or higher
7 (SWI1) - 2 (SWO2)	OFF (Release)	10 Ω or less
7 (SWI1) - 2 (SWO2)	ON (Lock)	100 kΩ or higher
7 (SWI1) - 2 (SWO2)	Switch not operated	10 Ω or less
1 (SWI2) - 8 (SWO1)	OFF (Release)	100 kΩ or higher
1 (SWI2) - 8 (SWO1)	ON (Lock)	10 Ω or less
1 (SWI2) - 8 (SWO1)	Switch not operated	10 Ω or less
1 (SWI2) - 2 (SWO2)	OFF (Release)	10 Ω or less
1 (SWI2) - 2 (SWO2)	ON (Lock)	100 kΩ or higher
1 (SWI2) - 2 (SWO2)	Switch not operated	100 kΩ or higher

*a	Component without harness connected (Electric Parking Brake Switch Assembly)

(2) If the result is not as specified, replace the electric parking brake switch assembly.

(b) Check the Illumination.

(1) Apply auxiliary battery voltage to the electric parking brake switch assembly and check that the switch illuminates.

OK:

Tester Connection

Specified Condition

Auxiliary battery positive (+) → 3 (IND+)

Auxiliary battery negative (-) → 5 (IND-)

Illuminates

*a	Component without harness connected (Electric Parking Brake Switch Assembly)

(2) If the result is not as specified, replace the electric parking brake switch assembly.

SEE MORE:

Lost Communication with Brake System Control Module "A" Missing Message (U012987,U023A87)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Test Mode / Check Mode U012987 Lost Communication with Brake System Control Module "A" Missing Message Communication stop occurs between the airbag ECU assembly and Skid con

Removal

REMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) Procedure Part Name Code 1 DECK TRIM SIDE PANEL ASSEMBLY LH 64740C - - - 2 FUEL FILLER OPENING LID LOCK COVER 77378A - - 3 FUEL FILLER OPENING LID LOCK RETAINER

Toyota Corolla Cross: Inspection

READ NEXT:

Installation

Electric Parking Brake System (for Gasoline Model)

Precaution

SEE MORE:

Lost Communication with Brake System Control Module "A" Missing Message (U012987,U023A87)

Removal