Removal and installation
1. Disconnect a wire from the negative plug of the storage battery.
2. Remove the heater fan resistor in the sequence of numbers shown in the figure.
1 - connectors,
2 - screw,
3 - resistor.
3. Install in the reverse order of removal.
Examination
1. Disconnect the connector.
2. Measure the resistance between the connector pins.
If the resistance is not as described, replace the heater fan resistor.