Electronic Control Unit (ECU) Headlamp Levelling - Xenon Headlamps Only

86.40.06 Electronic Control Unit (ECU) Headlamp Levelling - Xenon Headlamps Only

If the ECU is to be replaced then Testbook/T4 must be connected and correct procedures adhered to, prior to battery disconnection.

The headlamp levelling ECU is only fitted to models between the following VINs; 2A100042 and 3A117361.

Remove
1. Disconnect battery earth lead.
2. Remove lower finisher from LH 'A' post.





3. Pull carpet edge back for access.
4. Remove upper scrivet securing ECU and carefully release ECU from lower scrivet.
5. Release and disconnect multiplug from ECU and remove the ECU.

Refit
1. Position ECU and connect multiplug.
2. Fit ECU to lower scrivet and secure with upper scrivet.
3. Fit 'A' post lower finisher.
4. Connect the battery earth lead.
5. Adjust headlamps.