Toyota Sienna Service Manual: Air mix control servo motor

Air outlet control servo motor (for rear air conditioning system)

ON-VEHICLE INSPECTION 1. INSPECT REAR AIR OUTLET CONTROL SERVO MOTOR (a) Inspect servo motor operation. (1) Connect the positive (+) lead from the battery to terminal 4 and negative (-) lea ...

For driver side

ON-VEHICLE INSPECTION 1. INSPECT AIR MIX CONTROL SERVO MOTOR (a) Remove the air mix control servo motor. (b) Connect the positive (+) lead from the battery to terminal 4 and negative (-) lea ...

Other materials:

Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION This circuit is necessary for the ASL (Auto Sound Leveliser) built into the radio receiver. Speed signals are received from the combination meter and used for the ASL. The ASL function automatically adjusts the sound data in order to enable hearing the clear audio sound even ...

Precaution
1. HANDLING PRECAUTIONS ON STEERING SYSTEM (a) Be careful to replace the parts properly because they could affect the performance of the steering system and result in a driving hazard. 2. HANDLING PRECAUTIONS ON SRS AIRBAG SYSTEM (a) The SIENNA is equipped with SRS (Supplemental Restraint Sys ...

Diagnosis system
1. DESCRIPTION  When troubleshooting OBD II (On-Board Diagnostics) vehicles, an intelligent tester (complying with SAE J1987) must be connected to the DLC3 (Data Link Connector 3) of the vehicle. Various data in the vehicle's ECM (Engine Control Module) can be then read. & ...