2127C40 HYDRAULIC SPEED SELECTION HYDRAULIC ACTUATOR UNIT AND CLUTCH - R.R. - Fiat - GRANDE PUNTO - eLearn

199001675 - 2127C40 HYDRAULIC SPEED SELECTION HYDRAULIC ACTUATOR UNIT AND CLUTCH - R.R.

) - Position the vehicle on a lift.- Connect the Examiner and carry out the hydraulic gear actuation circuit depressurizing procedure.

In order for the depressurizing procedure to be successful it is necessary that:- there are no errors present- the brake pedal is kept pressed.

Disconnect the electrical connection for the pump; if the ignition is turned ON the circuit operating pressure will be restored.

Op. 5530B10 BATTERY - R+R Op. 5530B52 BATTERY SUPPORT/DRIP TRAY - R.R Op. 2127C13 HEAT PROTECTION BULKHEAD ON GEARBOX HYDRAULIC CIRCUIT FLUID RESERVOIR WITH ELECTRO-HYDRAULIC SELECTION - R.R.1. Disconnect the electrical connection for the electric pump.

	Description	Connector
1	Robotized gearbox fluid pump	See N047 ROBOTIZED GEARBOX ELECTRIC OIL PUMP

2. Undo the lower bolts fixing the electro-hydraulic gear selection hydraulic implementation unit.

1. Discconnect the electrical connection for the gearbox input shaft speed sensor.

	Description	Connector
1	Gearbox input speed sensor	See K078 TRANSMISSION OUTPUT SPEED SENSOR

1. Disconnect the coupling connection for the hydraulic gear activation unit wiring.

	Description	Connector
1	Gearbox sensor coupling	See D079 TRANSMISSION SENSORS COUPLING

1. Undo the bolt and disconnect the earth lead from the hydraulic activation unit.

Op. 4450B02 LEFT FRONT WHEEL - R.R Op. 1008A42 POWER UNIT RIGID SUPPORT - GEARBOX SIDE - R.R.

The lift for removing the gearbox side power unit rigid support should be positioned via the wheel arch in order to allow the subsequent removal of the hydraulic unit.

1. Undo the upper bolts fixing the hydraulic gear actuation unit.

1. Raise the hydraulic gear implementation unit from the gearbox, rotate it forwards and remove it permanently from underneath the vehicle complete with wiring.

Refitting ( Removing

) - Remove the sealant residues from the gearbox-hydraulic activation unit matching surfaces.1. Apply a bead of LOCTITE 510 recommended silicon sealant to the gearbox in the area shown in the diagram.2. Check the alignment of the gear engagement forks on the gearbox.

1. Place the gear selection and engagement device for the hydraulic gear implementation unit in neutral.2. Check the position of the centering bushes.

- Fit the hydraulic gear actuator unit on the gearbox taking care to fit the contact surfaces together fully and uniformly.- Retract the clutch control push rod and place it in contact with the clutch release lever.Tighten the upper bolts fixing the gear implementation hydraulic unit to the recommended torque.

Component	Fastening	dia	Value (daNm)	Validity
Hydraulic gear activation unit	Upper bolt	-	2.4	1.4 8v

Op. 1008A42 POWER UNIT RIGID SUPPORT - GEARBOX SIDE - R.R. Op. 4450B02 LEFT FRONT WHEEL - R.R - Connect the earth lead to the hydraulic activation unit and tighten the bolt.- Connect the coupling connection for the hydraulic gear activation unit wiring.- Connect the electrical connection for the gearbox input shaft speed sensor.- Tighten the lower bolts fixing the gear electro-hydraulic activation unit to the recommended torque.

Component	Fastening	dia	Value (daNm)	Validity
Hydraulic gear activation unit	Lower bolt	-	3.0	1.4 8v

- Connect the electrical connection for the electric pump. Op. 0010T47 HYDRAULIC SYSTEM FLUID FOR GEARBOX WITH HYDRAULIC SELECTION CHECK LEVEL AND TOP UP, IF NECESSARY Op. 0010T48 HYDRAULIC SYSTEM FOR GEARBOX WITH HYDRAULIC SELECTION - BLEED AIR Op. 2127C13 HEAT PROTECTION BULKHEAD ON GEARBOX HYDRAULIC CIRCUIT FLUID RESERVOIR WITH ELECTRO-HYDRAULIC SELECTION - R.R. Op. 5530B52 BATTERY SUPPORT/DRIP TRAY - R.R Op. 5530B10 BATTERY - R+R - Connect the Examiner and run the initialisation procedure for the gear selector/engagement position settings and check that the engagement position travel is correct.- Remove the vehicle from the lift.