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:

EVAP System
RELATED DTCS If any EVAP system DTCs are set, the malfunctioning area can be determined using the table below. NOTICE: If the 0.02 inch reference pressure difference between the first and second checks is greater than the specification, the DTCs corresponding to the reference pressur ...

Automatic transaxle fluid
On-vehicle inspection 1. CHECK FLUID LEVEL HINT: Drive the vehicle so that the engine and transaxle are at normal operating temperature. Fluid temperature: 70 to 80°C (158 to 176°F) (a) Park the vehicle on a level surface and set the parking brake. (b) With the engine idling and the ...

Unlock Warning Switch Circuit
DESCRIPTION The unlock warning switch detects if the key is in the ignition key cylinder. The unlock warning switch turns on when the key is inserted into the ignition key cylinder and turns off when the key is removed from the cylinder. The body ECU is connected to the unlock warning swit ...