See also:

Wear indicators
1) New tread 2) Worn tread 3) Tread wear indicator Each tire incorporates a tread wear indicator, which becomes visible when the depth of the tread grooves decreases to 0.063 in (1.6 mm). ...

Checking the clutch pedal free play
1) 0.19 – 0.44 in (5 – 11 mm) Lightly press the clutch pedal down with your finger until you feel resistance, and check the free play. If the free play is not within proper specification, contac ...

'Passive' safety advances that also benefit pedestrians
While a robust structure can form the foundation for a truly safe car, Subaru has also ensured that the Subaru Outback is comprehensively kitted out with a full range of both 'passive' and 'active ...