5540C42 SENSOR FOR CORRECTING/ALIGNING GAS DISCHARGE LIGHTING UNITS ON FRONT SUSPENSION - R R - Alfa - 156 - eLearn

3238462 - 5540C42 sensor for correcting/aligning gas discharge lighting units on front suspension - r r

) Place the vehicle on a lift and raise.1. Working under the left front suspension, undo the nut fixing the connecting rod.2. Disconnect the link from the sensor lever.3. Undo the bolt fixing the mounting.4. Move aside the sensor with mounting.5. Disconnect the electrical connection and keep the sensor and support.

	Name	Connector
5	Headlamp alignment front potentiometer	K1

1. Working at the bench, undo the bolts.2. Remove the sensor (2a) and keep the retainer for the wiring (2b).

Refitting ( Removing

) Check that the sensor is not damaged.Working at the bench, position the sensor on the support and secure it using the bolts after having positioned the retainer for the wiring.Connect the sensor electrical connection.Position the sensor and the support and secure them using the bolt.Connect the link to the sensor lever and tighten the nut.Remove the vehicle from the lift.Zero the headlamp position using an Examiner or another tester.