Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001HTOW
Model Year Start: 2020 Model: Corolla Prod Date Range: [03/2019 - 11/2022]
Title: BRAKE SYSTEM (OTHER): VACUUM PUMP (for TMMMS Made 2ZR-FAE): INSTALLATION; 2020 - 2023 MY Corolla [03/2019 - 11/2022]

INSTALLATION

PROCEDURE

1. INSTALL VACUUM PUMP ASSEMBLY

(a) When installing a new vacuum pump assembly:

(1) Apply engine oil to the No. 1 O-ring and No. 2 O-ring which are installed to a new vacuum pump assembly.

*1

No. 1 O-ring

*2

No. 2 O-ring

(b) When reusing the vacuum pump assembly:

(1) Apply engine oil to a new No. 1 O-ring and No. 2 O-ring and install them to the vacuum pump assembly.

*1

No. 1 O-ring

*2

No. 2 O-ring

(c) Apply engine oil to the inner surface of the installation hole.

*a

Coupling Teeth

*b

Groove

(d) Install the vacuum pump assembly so that the coupling teeth of the vacuum pump assembly and the groove of the camshaft are engaged.

NOTICE:

  • Ensure that the vacuum pump assembly is installed securely.
  • Be careful not to pinch the O-ring.

(e) Install the vacuum pump assembly with the 3 bolts.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

NOTICE:

After installation, check that there are no gaps between the matching surfaces and that the vacuum pump assembly is not installed at an angle.

2. CONNECT CHECK VALVE TO CONNECTOR TUBE HOSE

(a) Connect the check valve to connector tube hose to the vacuum pump assembly and slide the clip to secure it.

NOTICE:

  • When connecting the check valve to connector tube hose, face the paint mark up.
  • Make sure that the tabs of the clip are facing upward.

*a

Paint Mark

3. INSTALL BATTERY

Click here 2020 - 2022 MY Corolla [01/2019 - 09/2022]; MAINTENANCE: 2ZR-FAE BATTERY: INSTALLATION 2023 MY Corolla [09/2022 - 11/2022]; MAINTENANCE: 2ZR-FAE BATTERY: INSTALLATION

4. OPERATION CHECK

Click here 2020 - 2023 MY Corolla [03/2019 - 11/2022]; BRAKE SYSTEM (OTHER): VACUUM PUMP (for TMMMS Made 2ZR-FAE): ON-VEHICLE INSPECTION+