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:

Open in CAN Main Bus Line
DESCRIPTION There may be an open circuit in the CAN main bus wire and/or the DLC3 branch wire when the resistance between terminals 6 (CANH) and 14 (CANL) of the DLC3 is 69 Ω or higher. Symptom Trouble Area Resistance between terminals 6 (CANH) and 14 (CANL) of t ...

Diagnostic trouble code chart
If a trouble code is displayed during the DTCs check (sensor check), check the circuit listed for the code in the table below (Proceed to the page given for that circuit). AIR CONDITIONING SYSTEM HINT: *1: If the cabin temperature is approximately -18.6°C (- 3.7°F) or lo ...

Removal
1. REMOVE REAR SEAT 3 POINT TYPE BELT ASSEMBLY (for 8-Passenger) HINT: Refer to the instructions for disassembly of the rear No. 1 seat assembly (for center seat).  Remove the bolt and rear seat 3 point type belt assembly. 2. REMOVE REAR SEAT 3 POINT TYPE BELT ASSEMBLY (for 7-Pas ...