Power steering pump, testing delivery Page 1 of 7
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Power steering pump, testing
delivery
Power steering pump (4-cyl. engine),
testing delivery
Special tools, test equipment and auxiliary
items
VAG1402
VAG1402/3 adaptor
3094 hose clamps
Testing delivery
- Pinch off suction and return lines using 3094
hose clamps.
- Disconnect pressure line from power steering
pump.
- Screw VAG1402/3 adapter into power steering
pump in place of banjo bolt.
- Close pressure guage shutoff valve (lever set to
left).
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Power steering pump, testing delivery Page 2 of 7
- Remove 3094 hose clamps.
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- Start engine and top off fluid in reservoir (if
necessary).
- Measure pressure reading at idle speed:
Do not measure for longer than 10
seconds
Specified value: 110-120 bar (1595-1740
psi)
If specified value is not attained:
- Replace power steering pump page 48-56 .
- Check hydraulic fluid level page 48-22 .
- Check steering system for leaks page 48-
25 .
- Bleed steering system page 48-24 .
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Power steering pump (6-cyl. engine),
testing delivery
Special tools, test equipment and auxiliary
items
VAG1402
VAG1402/3 adaptor
3094 hose clamp
Models with 6-cylinder engine
- Unclip top engine cover and remove.
- Unbolt ribbed belt cover.
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- Pinch off suction hose using 3094 hose
clamp.
- Press spring clip and disconnect harness connector from fuel injector.
- Counter-hold at hex on flexible hose and remove supply line from
flexible hose (arrow).
- On vehicles with V6 2V engine: screw VAG1402/3 adapter into power
steering pump in place of flexible hose.
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- On vehicles with V6 5V engine: counter-hold at hex on flexible hose
and remove supply line from flexible hose (arrow).
- Screw VAG1402 pressure gauge hose to expansion hose.
- Screw VAG1402 pressure gauge hose to VAG1402/3 adapter.
- Close pressure gauge shut-off valve (lever positioned toward left).
- Reconnect fuel injector harness connector.
- Remove hose clamp from suction hose.
- Start engine and top off reservoir (if necessary).
- With engine idling, read power steering pump pressure on gauge.
Do not measure for longer than 10 seconds
Specified value: 110-120 bar (1595-1740 psi)
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Power steering pump, testing delivery Page 7 of 7
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If specified value is not attained:
- Replace power steering pump page 48-56 .
- Check hydraulic fluid level page 48-22 .
- Check steering system for leaks page 48-
25 .
- Bleed steering system page 48-24 .
http://127.0.0.1:8080/audi/servlet/Display?action=Goto&type=repair&id=AUDI.B5.SU01.48.8 11/20/2002