Servicing and adjustments

Servicing and adjustments

21-27.

P4A50AB01

P4A50AB02

1. To remove the gearbox oil cooling radiator, first remove the fan, then disconnect the coolant inlet and outlet pipes from the radiator.
2. Undo the nuts shown in the figure, securing the radiator.
   To refit, reverse the procedure for removal, topping up the gearbox oil to the correct level.

P4A50AB03

MAIN SHAFT RPM SENSOR - VEHICLE SPEED SENSOR

Removing-refitting

Place the car on ramps, disconnect the battery's negative pole, remove the front left wheel, then:

3. Remove the left wheelarch trim in order to gain access to the sensors.
4. To remove the main shaft rpm sensor (1) (black), disconnect the relevant supply connector (2), then undo the bolt securing the sensor to the gearbox casing and remove the sensor by pulling it upwards.
   To remove the vehicle speed sensor (3) (grey), disconnect the supply connector (4), then undo the bolt securing the sensor to the gearbox casing and remove the sensor.

P4A50AB04

Check the resistance between the terminals:
- Main shaft rpm sensor: 387 - 473 Ω
- Vehicle speed sensor: 648 - 792 Ω
If the resistance is not within these values, replace the sensor concerned.

Always replace the seal; smear it with grease to avoid damage during fitting.