Contents: Removal and installation ⇊ Examination ⇊
Removal and installation
1. Disconnect the cooling fan switch connector and remove the switch.
D15B, D17A. 1 - sealing ring, 2 - cooling system fan switch.
K20A.
2. Install the cooling fan switch with a new sealing ring and connect the connector to it.
Examination
1. Place the switch in a container of water. Heat the water and lower the thermometer into the water.
Switch status:
- switching on - 91-95°
- switch-off - 3 - 8° or less

2. Check for conductivity between terminals "A" and "B" of the switch at the switch-on temperature. Check for absence of conductivity at the switch-off temperature.
Replace the switch if necessary.
