Last Modified: 07-31-2024 6.11:8.1.0 Doc ID: RM10000000264NW
Model Year Start: 2023 Model: GR Corolla Prod Date Range: [09/2022 -           ]
Title: BRAKE SYSTEM (OTHER): VACUUM PUMP (for G16E-GTS): INSPECTION; 2023 - 2025 MY GR Corolla [09/2022 -        ]

INSPECTION

PROCEDURE

1. INSPECT VACUUM PUMP VANE

(a) Check that the vacuum pump vane or vacuum pump vane caps are not damaged or excessively worn out.

HINT:

If the vacuum pump vane or vacuum pump vane caps are damaged or excessively worn put, replace the damaged parts with new ones.

*1

Vacuum Pump Vane Cap

*2

Vacuum Pump Vane

(b) Using a micrometer, measure length A of the vacuum pump vane with the vacuum pump vane caps removed.

Minimum length A:

23.8 mm (0.937 in.)

NOTICE:

Measure the length 10 mm (0.394 in.) in from each end of the vacuum pump vane.

HINT:

If the length is not as specified, replace the vacuum pump vane and vacuum pump vane caps with new ones.

*a

10 mm (0.394 in.)

(c) Using a vernier caliper, measure length B of the vacuum pump vane with the vacuum pump vane caps installed.

Minimum length B:

80.5 mm (3.17 in.)

NOTICE:

Measure the length 5 mm (0.197 in.) in from each end of the vacuum pump vane caps.

HINT:

if the length is not as specified, replace the vacuum pump vane and vacuum pump vane caps with new ones.

*1

Vacuum Pump Vane

*2

Vacuum Pump Vane Cap

*a

5 mm (0.197 in.)

2. INSPECT VACUUM PUMP HOUSING

(a) Check that the rotor part, coupling, vacuum pump housing or end cover is not damaged or excessively worn out.

HINT:

If the rotor part, coupling, vacuum pump housing or end cover is damaged or excessively worn out, replace the vacuum pump assembly.