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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 358 (Air Conditioning System - Diagnostics) >> Circuit Inspection >> DTC 33 & 43: Air Outlet Damper Position Sensor Circuit >> Circuit Description

Circuit Description

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

This sensor detects the position of the air outlet damper and sends the appropriate signals to the A/C amplifier.

The position sensor is built into the air outlet damper control servomotor assembly.

Fig 1: Graphing TPM Terminal Voltage For Damper Opening Angle
G01112380Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Identifying DTC 33 & 43 Trouble Areas
G01112381Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002