Inspection Procedure

WARNING: This page is about a different car, the 2002 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.

Check Air Inlet Damper Control Servomotor
Preparation:

Remove the AIR MIX SERVOMOTOR .

Check:

Connect positive (+) lead to terminal 4 and negative (-) lead to terminal 5.

OK:

The lever moves smoothly to REC position.

Check:

Connect positive (+) lead to terminal 5 and negative (-) lead to terminal 4.

OK:

The lever moves smoothly to FRS position.

Fig 1: Testing Air Inlet Damper Control Servomotor
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. NG: Replace air inlet damper control servomotor assembly.
2. OK: Go to next step.
Check Harness And Connector Between Integration Control And Panel And Air Inlet Damper Control Servomotor
1. NG: Repair or replace harness or connector.
2. OK: Check and replace integration control and panel.