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HOW DOES YOUR CAR'S COMPUTER HELP?

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WHAT are on-board diagnostics?

YOU often hear about on-board diagnostics when you take your car in for a service or when mechanics need to diagnose a problem with a vehicle, but what do they do?

Why do we need them?

These days most cars have some sort of built-in computer which monitors all the vital components of a car. When something goes wrong it is easier to work out what the problem is.

How does the system work?

Diagnostic systems speak to the vehicle’s various systems with a computer. The computer collects data which reveal problems or the status of components. Thanks to the computer, mechanics or technicians can find the vehicle’s problems and fix them.

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