Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM100000001HYHM
Model Year Start: 2020 Model: GR Corolla Prod Date Range: [03/2019 - 09/2022]
Title: BRAKE SYSTEM (OTHER): VACUUM WARNING SWITCH (for Gasoline Model): REMOVAL; 2020 - 2022 MY Corolla Corolla Hatchback GR Corolla [03/2019 - 09/2022]

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed, installed, or replaced during vacuum warning switch assembly removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*1: for Hatchback

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Control System

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; PRE-COLLISION: PRE-COLLISION SYSTEM (for Gasoline Model): INITIALIZATION

Pre-collision System

Lighting System (w/ AFS)(EXT)

Initialize back door lock*1

Power Door Lock Control System (for Hatchback)

2019 - 2022 MY Corolla Corolla Hatchback GR Corolla [06/2018 - 09/2022]; DOOR LOCK: POWER DOOR LOCK CONTROL SYSTEM (for Hatchback, Gasoline Model): INITIALIZATION

NOTICE:

After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System and Audio and Visual System)

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

2. REMOVE BATTERY

for M20A-FKS: Click here 2020 - 2022 MY Corolla Corolla Hatchback [03/2019 - 09/2022]; MAINTENANCE: M20A-FKS BATTERY: REMOVAL

for 2ZR-FAE: Click here 2020 - 2022 MY Corolla [03/2019 - 09/2022]; MAINTENANCE: 2ZR-FAE BATTERY: REMOVAL

3. REMOVE VACUUM WARNING SWITCH ASSEMBLY

(a) Disconnect the connector from the vacuum warning switch assembly.

(b) Remove the vacuum warning switch assembly from the brake booster assembly.

4. REMOVE VACUUM WARNING SWITCH GROMMET

(a) Remove the vacuum warning switch grommet from the brake booster assembly.