78638 - 3340A12 A.B.S. hydraulic and electronic CONTROL UNIT - R.R. - Includes bleeding air

Removing ( Refitting ) - Position the vehicle on a lift.- Disconnect the negative battery terminal.    See in Op. 7055B54 PROTECTION/GUARD under engine - R.R.    See in Op. 7040D50 ENGINE COMPARTMENT UPPER SOUND INSULATION SHIELD - R.R.- Using a suitable syringe, draw off the brake/clutch fluid from the reservoir. 1. Disconnect the electrical connection for the brake system electronic control unit (NFR).
DescriptionConnector
1 Braking system control unit (NFR)M051
2. Release the ABS brake pipes from the band.3. Undo the nuts for the pipe connectors from the ABS hydraulic and electronic control unit.
DescriptionCodeFunction
.Spanner1.860.697.000Spanner for ABS fluid connectors
4. Undo the retaining nuts.5. Remove the ABS hydraulic and electronic control unit.
Refitting ( Removing ) - Position the hydraulic and electronic control unit in the housing and secure it tightening the nuts to the recommended torque.
Value - daNmFasteningComponentØ  
.1.5NutsHYDRAULIC AND ELECTRONIC CONTROL UNITM8
- Connect the pipes to the ABS hydraulic and electronic control unit and secure them tightening the connectors to the recommended torque.
Value - daNmFasteningComponentØ  
.1.4ConnectorPIPE FROM PUMP TO HYDRAULIC CONTROL UNITM10
- Secure the pipes using the band.- Connect the electrical connection for the brake system electronic control unit (NFR).
DescriptionConnector
.Braking system control unit (NFR)M051
    See in Op. 0010T64 Brake and/or clutch fluid - Check level and top up, if necessary-    See in Op. 0010T65 HYDRAULIC BRAKING SYSTEM - BLEED AIR-    See in Op. 7055B54 PROTECTION/GUARD under engine - R.R.- Connect the negative battery terminal.- Remove the vehicle from the lift.