Fan Control Module Inspection

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 equivalent.
Measure the voltage at the terminal B of cooling fan control module connector (2 terminals) from the harness side as shown in the table.

Fig 1: Identifying Cooling Fan Control Module Connector Terminals A & B
Courtesy of MAZDA MOTORS CORP.

Fig 2: Inspection Conditions & Result Of Terminal A & B Of Cooling Fan Control Module Connector
Courtesy of MAZDA MOTORS CORP.
- If not as specified, replace the fan control module.