CITROEN 2005 C4-XSARA-XSARA PICASSO BERLINGO Owner's Manual page 378

C4 CHECKING THE POWER STEERING ASSISTANCE PRESSURE
Preliminary operation.
Move aside the high pressure pipe (1).
Do up:
- The union [6] on the power steering electropump.
- The union [7] on the high pressure pipe (1).
- Tighten all the unions.
Fill the power steering reservoir 10 mm above the max. level.
IMPERATIVE: Use new power steering fluid for both filling and topping-up the circuit.
Open the tap [5].
Start the engine and allow it to run for 5 seconds.
Stop the engine.
Move the steering several times in each direction.
Check the steering fluid level and make sure that there are no leaks.
Checking the electropump pressure.
Start the engine.
Close the tap [5] for 5 seconds.
Open the tap [5].
Stop the engine.
At accelerated idle (1200 to 1500 rpm) , the pressure should be 105 ± 5 bars.
If the electropump pressure is correct, check the valve sealing.
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