Fan Control Module 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.

Remove the two bolts from the fan control module with the connectors still connected.
Start and warm up the engine.
Monitor the engine coolant temperature with the WDS or the equivalent.
Measure the voltage at the terminal B of cooling fan motor connector from the harness side as shown in the figure.
- If not as specified, replace the fan control module.
Fig 1: Identifying Cooling Fan Motor Terminals
Courtesy of MAZDA MOTORS CORP.

Fig 2: Cooling Fan Control Module Specifications
Courtesy of MAZDA MOTORS CORP.