Replacing Intake Camshaft Position Sensor Bank I, Sensor I (A)

Replacing Intake Camshaft Position Sensor Bank I, Sensor I (A) / Pulse Generator On Inlet Camshaft

Necessary preliminary tasks:
- Check stored fault messages.
- Switch off ignition.
- Remove suction filter housing.







NOTE: Arrow shows installation position of pulse generator.

Remove solenoid valve (1) of VANOS adjustment unit for inlet camshaft.

Installation:
Replace sealing ring.
Tightening torque:
4/2-way valve/solenoid to VANOS housing 30 Nm







Disconnect plug connection (1) on cable duct (2).







Release screw (1) on pulse generator (2).
Remove pulse generator (2) from cylinder head.

NOTE: To facilitate installation of pulse generator lead:
Secure an approx. 50 cm long auxiliary lead to plug connection of pulse generator.

Feed out end of pulse generator lead but only to such an extent that the auxiliary lead remains in the original routing in the intake system.
Remove pulse generator with lead.
Disconnect auxiliary lead from faulty pulse generator. Secure plug connection of new pulse generator to auxiliary lead.
Using auxiliary lead, feed new lead of pulse generator through to cable duct at bottom.

Installation:
Check sealing ring for possible damage, replace if necessary.

NOTE:
- Interrogate fault memory of DME control unit.
- Now clear the fault memory.