Steering Control Module: Service and Repair

32 43 550 Replace EPS Unit







IMPORTANT:
Make sure all parts are absolutely clean.
Absolutely avoid penetration of condensation and other dirt.
Failure to comply with this instruction will result in serious damage to electronic components.
Be especially careful of brake and fuel lines during repair work and absolutely prevent damage.







Necessary preliminary tasks:
- Remove underbody protection
- Disconnect negative battery terminal
- Remove air intake silencer housing







Unlock plug connection (1) in engine compartment and disconnect.
Lift vehicle and release the screws of the EPS unit (see arrow) from below.

Installation note:
Replace screws.
Tightening torque 32 00 2AZ.

All vehicles with manual gearbox:
Lower vehicle and remove EPS unit in engine compartment manually.

All vehicles with automatic transmission:
Release anti-roll bar link left and right on the anti-roll bar.
Turn anti-roll bar up.
Remove air conditioning line holder at oil sump.
Remove EPS unit from below, to the right side.







Installation note:
Clean sealing surface (2).
Replace sealing ring (1).







Installation note:
- Insert new clutch (1) in the steering box and centre.
- Fit EPS unit carefully by hand, clutch (1) must engage noticeably in the driver of the EPS unit







After installation:
- Carry out programming/encoding
- Perform start-up of EPS unit