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Hydraulic valve

Hydraulic valve

Removing


1. Operate the soft top to its lowered position (open) to allow more light to enter.


Note

This task can be performed with the soft top raised (closed).


If the soft top cannot be operated, proceed as follows:

1.a. Release the rear seat backrest and fold it forward.

1.b. Remove the cover on the emergency opening valve and open the valve about one half turn (A) .

1.c. Unlatch the soft top from the windscreen frame.

1.d. Activate the fifth bow latch to UNLATCH using the diagnostic tool and raise the fifth bow.

1.e. Insert the wheel bolt tool through the opening in the right-hand luggage compartment trim and attach it in the drive mechanism link arm (B) .

1.f. Unlatch the soft top cover by pulling back on the tool until the soft top cover is lifted a few centimetres (C) .

1.g. Remove the tool, close the boot lid and open the soft top cover.

1.h. Carefully lower the soft top.

Warning

There is a pinch hazard and danger of crushing if you let go of the soft top in the half-open position (when vertical). It will fall backwards or forwards, depending on its centre of gravity.


1.i. Close the soft top cover.

2. Release the rear seat backrest and fold it forward.


3. Remove the cover on the hydraulic unit.

4. Fold back the luggage compartment mat and remove the bolts securing the hydraulic unit.

5. Lift up the hydraulic unit, taking care not to damage the hydraulic hoses. Press out the locking pins in the plastic rivets and remove the relay holder.

6. Open the emergency opening valve and remove the plug from the fluid reservoir to equalize the pressure. Refit the plug.


7. Remove the bracket with the hydraulic unit and valves from its attachment bracket.

Remove the cable tie securing the hoses.

8. Determine which valve to change using the diagnostic tool.


The hydraulic valves are located as follows:

8.1. 5th bow down

8.2. Main cylinder up

8.3. 5th bow up

8.4. Main cylinder down

9. Us a small screwdriver to unplug the connector on the faulty valve.


10. Remove the bolts securing the valve and remove the valve.



Fitting


1. Apply a small amount of oil to the O-rings and fit the new valve.


2. Plug in the connector to the new valve.


3. Connect the diagnostic tool and program the valve. See the Programming heading in Tech 2 menu structure .

4. Erase any diagnostic trouble codes.

5. Close the emergency opening valve and operate the soft top using the ROOF button a few time to see whether any DTCs are generated.

6. Operate the soft top to raised (closed) position.

7. Check the fluid level by turning the hydraulic unit so that the plug is pointing straight up. Check that the fluid level is between the two marks.


8. Fit the bracket and the cable ties for the hydraulic hoses, taking care not to damage the hydraulic hoses.


9. Fit the relay holder.


10. Fit the hydraulic unit. Replace the luggage compartment mat and refit the cover on the hydraulic unit.

Important

Check that the emergency operation valve is completely closed.


11. Raise the rear seat backrest.