Fan Control Module Inspection [AJ]
WARNING: This page is about a different car, the 2005 Mazda 6. 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 equivalent.
- Measure the voltage at the terminal B of fan control module connector (2 terminals) as shown in the table.
- If there is any malfunction, replace the fan control module.
ENGINE COOLANT TEMPERATURE SPECIFICATIONS
| Inspection | Result | ||||
|---|---|---|---|---|---|
| Condition | A/C | Engine coolant temp. | |||
| IG SW ON | OFF | 95 °C {203 °F} or less | Fan stops | ||
| IG SW ON (Idling) | OFF | 95 °C {203 °F} or less | Fan stops | ||
| IG SW ON (Idling) | ON(1) | 95 °C {203 °F} or less | 6.9V-12.1V | ||
| IG SW ON (Idling) | OFF | 100 °C {212 °F} or more | 0.6V-14.6V | ||
|
|||||