Dictionary

Become an expert on all things motoring! This dictionary of terms and phrases will help you understand exactly what things are, what gets done and why.

Random definitions

• R-134

  R-134 is a refrigerant that replaced Freon in air conditioning systems after Freon was banned for its effect on ozone.

• Self-levelling Suspension Filter

  Self-levelling suspension helps your car maintain a consistent ride height when you’re carrying a heavy load. Most self-levelling suspension systems are run by hydraulics, so a filter is required to keep debris out of the hydraulic fluid.

• Positive Crankcase Ventilation Filter/Valve (PCV)

  The positive crankcase ventilation valve limits the quantity of vapour channelled into the intake manifold from the crankcase to be re-burned.

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