Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM1000000026645
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: PARKING BRAKE: ELECTRIC PARKING BRAKE SWITCH: INSPECTION; 2023 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 -        ]

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

ON (Lock)

10 Ω or less

Switch not operated

100 kΩ or higher

7 (SWI1) - 1 (SWI2)

OFF (Release)

10 Ω or less

ON (Lock)

10 Ω or less

Switch not operated

100 kΩ or higher

7 (SWI1) - 2 (SWO2)

OFF (Release)

10 Ω or less

ON (Lock)

100 kΩ or higher

Switch not operated

10 Ω or less

1 (SWI2) - 8 (SWO1)

OFF (Release)

100 kΩ or higher

ON (Lock)

10 Ω or less

Switch not operated

10 Ω or less

1 (SWI2) - 2 (SWO2)

OFF (Release)

10 Ω or less

ON (Lock)

100 kΩ or higher

Switch not operated

100 kΩ or higher

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

*a

Component without harness connected

(Electric Parking Brake Switch Assembly)

(b) for TMMMS Made:

(1) Check the Illumination.

Apply battery voltage to the electric parking brake switch assembly and check that the switch illuminates.

OK:

Condition

Specified Condition

Battery positive (+) → 3 (IND+)

Battery negative (-) → 5 (IND-)

Illuminates

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

*a

Component without harness connected

(Electric Parking Brake Switch Assembly)