Removing
1. Disconnect the negative cable from the battery.
2. Reduce the pressure in the cooling system by opening the cap on the expansion tank.
3. Disconnect connector 1 from temperature sensor B60 (see fig.2.106). The location of the sensors is shown in fig. 2.107.
![](https://www.mercedesman.ru/img/another/0746.jpg)
Pic. 2.106. Removing the coolant temperature sensor:
1. Wiring connector,
B60. Temperature sensor.
![](https://www.mercedesman.ru/img/another/0747.jpg)
Pic. 2.107. Location of temperature sensors:
1.Temperature controller housing,
IN 1. Coolant Temperature Gauge Temperature Sensor,
B60. Engine control system temperature sensor.
4. Unscrew temperature sensor B60. Replace retainer if damaged.
5. Check the coolant level.
Installation
Installation is made in an order, the return to removal.