Removing
1. Disconnect the negative cable from the battery.
2. Drain the coolant from the radiator.
3. Disconnect wiring connector B20.1 from thermal switch B20 (see fig.4.39).
Pic. 4.39. Fan thermal switch:
1, 2. Clips,
IN 20. fan thermal switch,
B20.1. Fan thermal switch wiring connector,
B45. Refrigerant boiling sensor,
B45.1. Refrigerant boiling sensor wiring connector.
4. Unscrew thermal switch B20.
5. Disconnect the wiring connector B45.1 of the B45 refrigerant evaporation sensor and unscrew it (only on vehicles with air conditioning).
Installation
6. Installation is made in an order, the return to removal. Replace retainer 2.