Chery S11 / Chery QQ. Manual — part 203

Chery QQ Maintenance Manual Chassis System

Power steering box diagnosis
Fizzy noise
Some noise will be heard during steering in
fixed place under conventional condition.
Check if any leakage for system.
Check if air in system.
Turn sharply needs too much force in short
time.
Check if any leakage for inner pressure.
Check if the pressure in the pump is nor
enough.
Check if the fluid level is too low.

Power steering box and steering pump leak
Following symptoms show the leakage in
system.
Obvious fluid leak on steering pivot or pump.
Loud noise is heard during park brake or
cooling engine.
Lost power steering when park brake.
Heavy steering.
Check procedure
Go on following steps when check outside
leak in system:
1. Wipe doubt section.
2. Check if too much fluid in the tank.
3. Check if following situations appear in
system.
Air mixed in fluid.
Over flow.
4. Check following parts:
Hose connector.
O-ring
5. Confirm leaking position with following
methods:
5.1 Turn off engine.
5.2 Wipe whole system.
5.3 Check fluid level in tank.
Fill fluid if necessary.
5.4 Start engine.

Points of attention:
Don’t turn steering to the end and keep on. It
will damage pump.
5.5 Ask assistant to turn steering left/right for

several times.

5.6 Confirm leaking position and fix.
6. Go to following steps if repairing
6.1 Clean leaking position before removing
6.2 Replace the seal
6.3 Check if the seal is broken.
6.4 Screw bolts to specified torque.
6.5 Fill fluid to system.
Full filling/draining air
6.6 Draining air in system

Power steering box diagnosis procedure
1. Check if any leakage around connector.
2. Replace steering pivot if leak appears

between following parts

Wrest lever
Input shaft
3. Replace pivot if leak appears on driver’s
side and is not affected by steering.
4. Replace pivot if leak appears on top cover
and spray fluid when steering turn to left end.
Replace transmission shaft if there are serious
corrosion dots on the shaft.

Clear the shaft surface with cloth if the
corrosion on seal area is tiny.

Replace the shaft if there still is leakage after
clearing.
Suggestion to replace seal
Following parts needs special seal:
Steering pivot
Drive shaft of pump
Go to following steps if one of above leaks
appears:
1. Check seal section.
2. Clear seal section.
3. Replace seal.

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Chery QQ Maintenance Manual Chassis System

Power steering pump replace

Disassembly procedure
1. Remove transmission belt and loosen adjust
bolts

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2. Remove high-pressure hose and pipe from
steering pump. The fluid will flow into the
container. Please observe the safety regulation.
3. Remove the pump from front support.











Steps of installation

1. Put the pump on the support]
Fixture: 22-28Nm.
2. Install strengthen transmission belt.
3. Connect high-pressure hose and pipe on
steering pump again.
Power steering
Disassembly procedure
1. Loosen two connectors and remove out.
2. Remove tank from support.

Points of attention
Residual fluid will flow out into the container.
Steps of installation
1. Put the tank into support and screw bolts.
Connect two hoses and fix clamp.
2. Check if any leakage in system.

Power steering liquid

Chery QQ Maintenance Manual Chassis System

Rinse power steering system
Attention: Use suitable steering fluid when
filling or replacing fluid, otherwise it will
damage hose and seal.

1. Lift vehicle to run wheel freely.
2. Suck out fluid from tank.
3. Remove fluid hose from connector.
4. Insert outlet of hose into tank.
5. Put hose into container.
6. Run engine at idle. Ask assistant to fill
fluid into tank.
7. Turn steering wheel left and right.
Attention: Don’t turn to end for starring
wheel to keep on. Otherwise it will cause
over heat for system or damage pump and
pivot.
8. Continues to drain out all old fluid.
9. Resin system with 0.9L new fluid.
10. Check if all fluid is drained out.
11. Remove the cock of pump.
Points of attention:
Don’t use the fluid drained out.
12. Connect hose and tank.
13. Turn off engine.
14. Fill fluid into tank.
15. Check if any leak in tank.
16. Drain out air of system.

Power steering box replace
Disassembly procedure
1. Remove 3 bolts first.

2. Loosen nuts on hose. Note to collect fluid.














3. Remove bolts on left/right transverse lever.

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Chery QQ Maintenance Manual Chassis System

4. Remove bolts on pivot.





















5. Loosen two bolts on steering node.

6. Push lower end of node to side of steering
pivot to disconnect up end with steering pillar.













7. Remove steering node assembly.














8. Remove steering assembly.

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