Air Mix Actuator Inspection

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

Connect battery positive voltage to terminal G and ground to terminal F, and battery positive voltage to terminal F and ground to terminal G of the air mix actuator.

Fig 1: Identifying Air Mix Actuator Terminals & Circuit
Courtesy of MAZDA MOTORS CORP.
Verify that the air mix actuator operates as shown below.

Fig 2: Testing Air Mix Actuator Operation
Courtesy of MAZDA MOTORS CORP.

Fig 3: Identifying Air Mix Actuator Operating Positions
Courtesy of MAZDA MOTORS CORP.
Verify that the resistance between the terminals of the air mix actuator is as shown in the graph.
- If not as specified, replace the air mix actuator.

Fig 4: Air Mix Actuator Resistance

Courtesy of MAZDA MOTORS CORP.