B Undo the two bolts and remove the expansion valve

Cabin temperature sensor

Sunlight sensor

A Pull the temperature sensor probe from the matrix fins

11 When refitting the evaporator housing, ensure the drain hose is correctly located at the bulkhead (see illustration).

12 Have the system evacuated, charged and leak-tested by the workshop that discharged it. If the evaporator matrix is renewed, add 40 cc of new refrigerant oil of the correct type to the system during the recharge.

17 Air conditioning system sensors-renewal

1 Use a flat-bladed screwdriver to carefully prise the sensor from the facia.

2 Disconnect the wiring plug as the sensor is withdrawn.

3 To test the sensor, cover it with a cloth and connect the leads from an ohmmeter to the sensor terminals. No continuity should exist. Conversely, next to a strong light source, continuity should exist.

4 Refitting is a reversal of removal.

5 Undo the two screws and remove the lower facia panel from under the steering column (see Chapter 11).

6 Release the two clips, then disconnect the wiring plug and remove the sensor.