Mounting The Spare Tyre - Mazda CX-5 2018 Owner's Manual

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Make sure the mounting surfaces of the
wheel, hub and wheel nuts are clean
before changing or replacing tyres:
When changing or replacing a tyre, not
removing dirt and grime from the
mounting surfaces of the wheel, hub
and hub bolts is dangerous. The wheel
nuts could loosen while driving and
cause the tyre to come off, resulting in
an accident.
Do not apply oil or grease to wheel nuts
and bolts and do not tighten the wheel
nuts beyond the recommended
tightening torque:
Applying oil or grease to wheel nuts
and bolts is dangerous. The wheel nuts
could loosen while driving and cause
the tyre to come off, resulting in an
accident. In addition, wheel nuts and
bolts could be damaged if tightened
more than necessary.