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:

Power window regulator motor
INSPECTION 1. INSPECT POWER WINDOW REGULATOR MOTOR (FRONT RH)  Remove the power window regulator motor.  Apply battery voltage to the motor connector according to the table below. NOTICE: Do not apply battery to any terminals except terminals 1 and 2. Standard 2. INS ...

Light Control Switch Circuit
DESCRIPTION This circuit detects the state of the headlight dimmer switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 READ VALUE OF INTELLIGENT TESTER Connect the intelligent tester to DLC3.  Turn the ignition switch ON and push the intelligent tester main switch ON.  Select t ...

Speedometer Malfunction
DESCRIPTION Factors that affect the indicated vehicle speed include tire size, tire inflation, and tire wear. The speed indicated on the speedometer has an allowable margin of error. This can be tested using a speedometer tester (calibrated chassis dynamometer). For details about testing and ...