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:

System description
1. BRIEF DESCRIPTION The CAN (Controller Area Network) is a serial data communication system for real time application. It is a vehicle multiplex communication system which has a high communication speed (500 kbps) and the ability to detect malfunctions. By pairing the CANH and CANL bu ...

Safety information for Safety Connect
Important! Read this information before using Safety Connect. Exposure to radio frequency signals The Safety Connect system installed in your vehicle is a low-power radio transmitter and receiver. It receives and also sends out radio frequency (RF) signals. In August 1996, the Federal Communi ...

On-vehicle inspection
1. INSPECT FUEL CUT RPM (a) Increase the engine speed to at least 3500 rpm. (b) Use a sound scope to check for injector operating sounds. (c) Check that when the throttle lever is released, injector operating sounds stop momentarily (at 2500 rpm) and then resume (at 1400 rpm). Standard ...