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Home >> Toyota >> 2004 >> Matrix Base, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 694 (Air Conditioning System Diagnostics) >> DTC 31: Air Mix Damper Position Sensor Circuit >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2004 Toyota Camry Solara. However, it is still accessible from the selected car via links, so may be relevant.

TPP terminal voltage (V)

This sensor detects the position of the air mix control servomotor (air mix damper servo sub-assy) and sends the appropriate signals to the A/C amplifier. The position sensor is built in the air mix control servomotor (air mix damper servo sub-assy).

Fig 1: TPP Terminal Voltage/Damper Opening Angle Graph
G03036753Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: DTC 31 Table
G03036754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002