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:

Brake Warning Light Remains ON
DESCRIPTION The BRAKE warning light comes on when the brake fluid is insufficient, the parking brake is applied or the EBD is defective. WIRING DIAGRAM INSPECTION PROCEDURE HINT: When releasing the parking brake, move the shift lever into the P position in an AT vehicle, and choke in ...

Removal
1. REMOVE BATTERY (See page EM-26) 2. REMOVE NO. 2 AIR CLEANER INLET (See page EM- 28) 3. REMOVE AIR CLEANER CAP SUB-ASSEMBLY (See page FU-13) 4. REMOVE AIR CLEANER FILTER ELEMENT (See page EM-28) 5. REMOVE AIR CLEANER CASE SUB-ASSEMBLY (See page EM-28) 6. REMOVE AIR CLEANER BRACKET (a ...

Open or Short Circuit in ABS Motor Relay Circuit
DESCRIPTION The ABS motor relay supplies power to the ABS pump motor. While the ABS & TRAC & VSC are activated, the ECU switches the ABS motor relay ON and operates the ABS pump motor. WIRING DIAGRAM INSPECTION PROCEDURE 1 PERFORM ACTIVE TEST USING INTELLIGENT TESTER (AB ...