Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001CW52
Model Year Start: 2019 Model: GR Corolla Prod Date Range: [06/2018 - 09/2022]
Title: PARKING BRAKE: ELECTRIC PARKING BRAKE SWITCH: INSPECTION; 2019 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 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) Check the Illumination.

(1) 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)