Toyota Sienna Service Manual: Inspection

Toyota Sienna Service Manual / Engine / 2Gr-fe intake / Vacuum switching valve / Inspection

1. V

Inspect vacuum switching valve assembly

(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 the vsv.

(B) inspect the vsv for ground.

(1) Using an ohmmeter, measure the resistance according to the value(s) in the table below.

Inspect vacuum switching valve assembly

Standard resistance

If the result is not as specified, replace the vsv.

Inspect vacuum switching valve assembly

(2) Inspect vsv operation.

Check that air flows from port E to the filter.
Apply battery voltage across the terminals.
Check that air flows from port E to port F.

If operation is not as specified, replace the VSV.

Vacuum switching valve

Components REMOVAL 1. REMOVE VACUUM SWITCHING VALVE ASSEMBLY (a) Remove the 2 vacuum hoses and vacuum switching valve connector. (b) Remove the screw and vacuum switching valve. ...

Installation

1. Install vacuum switching valve assembly (a) Install the vacuum switching valve with the screw. (b) Install the 2 vacuum hoses and vacuum switching valve connector. ...

Other materials:

How to proceed with troubleshooting
HINT: Troubleshoot in accordance with the procedures on the following pages. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK 3 PROBLEM SYMPTOMS TABLE When problem is not listed on problem symptoms table, proceed to A. When problem is listed on pro ...

Inspection
1. INSPECT VANE PUMP SHAFT AND BUSHING IN VANE PUMP FRONT HOUSING (a) Using a micrometer, measure the outer diameter [a] of the vane pump shaft with pulley. (b) Using vernier calipers, measure the inner diameter [b] of the vane pump front housing bushing. (c) Calculate the oil clearance ...

Sound Signal Circuit between Radio and Navigation Assembly and Television Display Assembly
DESCRIPTION The television display assembly sends an RSE sound signal to the radio and navigation assembly through this circuit. The sound signal that has been sent is amplified by the stereo component amplifier, and then is sent to the speakers. If there is an open or short in the circuit ...