Inspection [06/2018 - 08/2021]: Procedure

INSPECT VACUUM PUMP VANE

Check that the vacuum pump vane or vacuum pump vane caps are not damaged or excessively worn.

HINT:

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

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*1	Vacuum Pump Vane Cap
*2	Vacuum Pump Vane

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

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

*a	10 mm (0.394 in.)

Minimum Length (A)

23.8 mm (0.937 in.)

NOTE:

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.

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

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Minimum Length (B)

80.5 mm (3.17 in.)

NOTE:

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.

INSPECT VACUUM PUMP HOUSING

Check that the areas shown in the illustration are not damaged or excessively worn.

HINT:

If the areas shown in the illustration are damaged or excessively worn, replace the vacuum pump assembly.