High Pressure Sensor / Switch: Service and Repair

High Pressure Sensor (G65)

• High Pressure Sensor - 1 - may also be installed on a different side in the vicinity of the condenser, depending on the engine version.

• To loosen, counterhold the side of the refrigerant line with a suitable tool.

Removing






- Remove the front noise insulation.

- Disconnect the connector from the high pressure sensor - 1 -.

• When loosening the high pressure sensor for longer than 1 second, if refrigerant is leaking, the high pressure sensor should be secured again and the refrigerant drained. The check valve in the refrigerant lines is defective and must be replaced.

- Remove the high pressure sensor - 1 - from the refrigerant line connection.

Installing

Install in reverse order of removal.

- Replace the O-ring.

To tighten, counterhold the side of the refrigerant line with a suitable tool.

Tightening specification 8 ± 1 Nm