Steering, Bleeding After Replacing

WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi S4, and 2015 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

After steering system reconstruction, system must be bled differently depending on extent of reconstruction.

Bleed after replacing entire steering system or replacing steering gear:

-- Fill the reservoir completely.

-- Lift the vehicle just enough so that all the wheels are off the ground.

Engine switched off

-- Turn steering wheel from lock to lock 10 times, with engine switched off.

-- Fill the reservoir completely.

-- Briefly start engine (maximum two seconds).

The pump must not draw in any air. The steering wheel must not be turned under any circumstances.

Approximately 30 seconds wait between individual engine starts.

-- Check the power steering fluid level and add if necessary.

-- Repeat this process until oil level remains constant.

-- Turn steering wheel from lock to lock 10 times, with engine switched off.

-- Check the power steering fluid level and add if necessary.

-- Start the engine.

-- Turn steering wheel 10 times from stop to stop.

-- Check the power steering fluid level and add if necessary.

Any air in remaining in the steering system will dissipate by itself when driving over the next 10 to 20 km (6 to 12 miles).

Bleeding after replacing a component in the steering system, except for the steering gear:

-- Check the power steering fluid level and add if necessary.

-- Briefly start engine (maximum two seconds).

Pump must not draw in any air and steering wheel must not be turned under any circumstances.

Approximately 30 seconds wait between individual engine starts.

-- Check the power steering fluid level and add if necessary.

-- Repeat this process until oil level remains constant.

-- Start the engine and allow it to run 2 3 minutes, do not turn the steering wheel.

Any air in remaining in the steering system will dissipate by itself when driving over the next 10 to 20 km (6 to 12 miles).