Audi Q3: Wheel Bolt Tightening Specifications
Wheel Bolt Tightening Specifications, Current Models
DANGER!
To ensure that the wheel bolts fit correctly, be sure to use the correct wheel bolts specified for the model. The wheel bolts for each model have different diameters on the surface of the ball running surface on the wheel rim and they have different lengths.
Wheel Bolt Tightening Specifications, Other Models
DANGER!
To ensure that the wheel bolts fit correctly, be sure to use the correct wheel bolts specified for the model. The wheel bolts for each model have different diameters on the surface of the ball running surface on the wheel rim and they have different lengths.
Wheel Bolts, Retightening
DANGER!
To ensure that the wheel bolts fit securely and correctly, be sure to use the correct wheel bolts specified for the model. Depending on the model, the wheel bolts have different diameters on the ball bearing surface for the rim and they have different lengths. Refer to Parts Catalog.
The correct wheel mounting procedure is described in this repair manual. Important notes for this are:
Note
Do "not" use an impact wrench to install the wheel bolts.
- Before mounting a wheel, carefully clean all rim contact surfaces for the wheel hub, the wheel hub and the surfaces for the wheel bolts on the rim.
- Before installing the wheel bolts, carefully clean the thread and the cap contact surfaces.
- Apply the Optimol Paste -G-052-109-A2-to the threads on the wheel bolts. Refer to Parts Catalog.
- Do "not" use an impact wrench to install the wheel bolts.
- Install all wheel bolts, until the wheel is securely fitted to the wheel hub. Only then can the vehicle be placed on the ground.
- Tighten all wheel bolts to the tightening specification for when the vehicle is stationary on the ground. Refer to → Chapter "Wheel Bolt Tightening Specifications"
- Retorque each individual wheel bolt to the required tightening specification at least one time. Refer to → Chapter "Wheel Bolt Tightening Specifications"
If all of the assembly steps were performed carefully and correctly, the wheel bolts do not need to be re-tightened after the vehicle has been driven a specific distance.
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Acceptable Tread Depth Variance
Model with Longitudinally Installed Engine
Tread variance for models with a longitudinally installed
engine, such as A4, A5, A6, A7, A8, Q5, Q7, ...
The variance between the front and rear axle in
Additional Wheel Housing Enlargement, FLAPS
On some vehicles with certain wheel/tire combinations, wheel
housing enlargements (FLAPS) must be attached on the fenders or
bumper for technical reasons -arrows-.
Please check whether FLAPS must
Wheel Bolts
Wheel Bolt Types
Note
Make sure the correct wheel bolts are installed. Refer to
the Parts Catalog.
Standard, One-Piece Wheel Bolt
Two-piece wheel bolt, short turnable spherical calottSEE MORE:
Snow chains
Snow chains improve both driving and braking in
winter road conditions.
Only install snow chains on the front wheels.
Check and correct the seating of the snow
chains after driving a few feet, if necessary. Follow
the instructions from the manufacturer.
Note the maximum speed of 30 mph
(50 km
Glove Compartment Handle, Removing and Installing
Special tools and workshop equipment
required
Locking Pin (3 pc.) -T40011-
Removing
Note
If glove compartment cover does not open, it can be opened
via the emergency release. Refer to
→ Chapter "Glove Compartment Lid Emergency Release, Operating".
- Press the glo