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♦ Torque Wrench 1331 5-50Nm - VAG1331-
♦ Power Steering Test Unit - VAG1402-
♦ Adapter - V.A.G 1402/2-
♦ Adapter - V.A.G 1402/4-
♦ Power Steering Test Unit - Adapter Hose - VAG1402/6-
Test Prerequisites
• Ribbed belt/ribbed belt tension OK
• Sealing of system
• Hoses/lines are not kinked or constricted
Checking
– With vehicles with air suspension, place vehicle on hoist, refer
to ⇒ “4 Positioning Vehicle on Hoist and Wheels”, page 10 .
– Carefully pull off engine cover from 4 retainers -arrows-.
Caution
• The Hose Clamps - Up To 25mm - 3094- must not be se‐
cured on return hose in check valve area. Otherwise,
check valve will be damaged.
• The check valve is in the return hose between the cambers
-A arrows- or between hose clamps -B arrows-.
Check Valve in Return Hose
Audi Q7 2007 ➤
Suspension, Wheels, Steering - Edition 01.2014
5. Power Steering Pump, Hydraulic Pipes and Reservoir 319