Air Intake Actuator Inspection [Manual Air Conditioner]

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Connect battery positive voltage to air intake actuator terminal A (or B), connect terminal B (or A) to ground, and then verify that the air intake actuator operates as shown in AIR INTAKE ACTUATOR OPERATION REFERENCE .

If the operation condition is not normal, replace the air intake actuator.

Fig 1: Connecting Battery Positive Voltage To Air Intake Actuator Terminals And Ground

Courtesy of MAZDA MOTORS CORP.

AIR INTAKE ACTUATOR OPERATION REFERENCE

Terminal		Air intake actuator operation
A	B	Air intake actuator operation
Ground	B+	FRESH → RECIRCULATE
B+	Ground	RECIRCULATE → FRESH