Toyota Sienna Service Manual: Intake air control valve

Intake system

Parts location System diagram ...

On-vehicle inspection

1. Inspect intake air surge tank assembly (A) inspection procedure when applying voltage between the terminals: (1) Disconnect the connector from the intake air control valve. (2) Apply bat ...

Other materials:

How to proceed with troubleshooting
HINT: *: Use the intelligent tester. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS Confirm problem symptoms 3 CHECK MULTIPLEX COMMUNICATION SYSTEM* Check if the multiplex communication system DTC is output. HINT: The center airbag sensor assembly of this system is co ...

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 ...

Malfunction
General information A Check Control message is displayed. Vehicle key recognition by the vehicle may malfunction under the following circumstances: The battery of the vehicle key is discharged. Interference of the radio connection from transmission towers or other equipment with high transmitt ...