| 1. Merge a part of cooling liquid from cooling system. Check that ignition is switched off. |
| 2. The sensor of temperature of cooling liquid of a control system is screwed in by the engine in the top left part of a head of the block of cylinders near the sensor of the index of temperature. |
| 3. Disconnect the electric socket from the sensor of temperature of cooling liquid. |
| 4. Unscrew the sensor from a head of the block of cylinders and remove a sealing ring. |