Mercedes-Benz GLA Series Operator's Manual page 294

292 Wheels and tires
* NOTE Damage to paintwork of the wheel
rim when screwing on the first wheel bolt
If the wheel has too much play when screw‐
ing in the first wheel bolt, the wheel rim paint
can be damaged.
Press the wheel firmly against the
#
wheel hub when screwing on the first
wheel bolt.
Tighten the wheel bolts evenly in a diagonal
#
pattern in the order indicated until they are
finger-tight.
Unscrew the alignment bolt.
#
Tighten the last wheel bolt until it is finger-
#
tight.
Lower the vehicle ( page 292).
/
#
Lowering the vehicle after a wheel change
Requirements:
The new wheel has been installed
R
( page 291).
/
To lower the vehicle: place the ratchet onto
#
the hexagon nut of the jack so that the let‐
ters "AB" are visible and turn the ratchet of
the jack to the left.
Tighten the wheel bolts evenly in a diagonal
#
pattern in the order indicated 1
a maximum of 59 lb-ft (80 Nm).
Tighten the wheel bolts evenly in a diagonal
#
pattern in the order indicated 1
specified tightening torque of 96 lb-ft
(130 Nm).
& WARNING Risk of injury through incor‐
rect tightening torque
The wheels could come loose if the wheel
bolts or wheel nuts are not tightened to the
prescribed tightening torque.
Ensure that the wheel bolts or nuts are
#
tightened to the prescribed tightening
torque.
If you are not sure, do not move the
#
vehicle. Consult a qualified specialist
workshop and have the tightening tor‐
que checked immediately.
Check the tire pressure of the newly installed
#
wheel and adjust it if necessary.
to 5 with
Vehicles with tire pressure loss warning
#
system: Restart the tire pressure loss warn‐
ing system ( page 271).
/
to 5 the
Exception: the new wheel is an emergency
spare wheel.