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6 RA Dismantling And Assembling Vane Pump (LuK_Vickers Pump) > < 5 RA Checking Function Of Power-steering Pump
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Power-steering test

1.

Open valve (B).

2.

Close valve (A).

3.

Start engine.

4.

Pull steering wheel against left lock with 100 N (force meter)

for approx. 5 seconds and read off pressure.

5.

Perform same step against right lock.

The steering gear must be replaced if the pressures are below the
previously determined pump pressure.

Note:

After removing special tool, replace sealing rings on hollow bolts
and connect pressure line. Tightening torque,

refer to Technical Data.

Bleed hydraulic system,

refer to 32 13 006.

RA  Checking function of power-steering pump

BMW AG - TIS

06.02.2013  23:49

Issue status (12/2007) Valid only until next DVD is issued

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6 RA Dismantling And Assembling Vane Pump (LuK_Vickers Pump) > < 5 RA Checking Function Of Power-steering Pump