Toyota Sienna Service Manual: Vacuum switching valve

Vacuum tank

On-vehicle inspection 1. Inspect air cleaner cap sub-assembly (A) check that air flows from port b to port a. (B) apply 60 kpa (450 mm hg, 18 in. Hg) of vacuum to port b. Check that there is ...

Inspection

1. V (a) Inspect VSV operation. (1) Using an ohmmeter, measure the resistance according to the value(s) in the table below.V Standard resistance If the result is not as specified, replace t ...

Other materials:

Problem symptoms table
POWER WINDOW CONTROL SYSTEM (W/O JAM PROTECTION) Symptom Suspected Area All power windows do not operate PWR fuse Power window relay (Marking: P/W) Ignition switch Power window regulator master switch Power window regulator motor assembly ...

SRS Warning Light Remains ON
DESCRIPTION The SRS warning light is located on the combination meter assembly. When the SRS is normal, the SRS warning light comes on for approximately 6 seconds after the ignition switch is turned from the LOCK position to ON position, and then goes off automatically. If there is a mal ...

Manual Up / Down Function does not Operate on Rear LH Only
DESCRIPTION If the manual UP/DOWN function does not operate, the power window motor, the regulator switch or the wire harness may be malfunctioning. WIRING DIAGRAM INSPECTION PROCEDURE 1 CHECK WIRE HARNESS (POWER SOURCE) Disconnect the P38 regulator switch connector.  Turn ...