See also:

Tire Terminology And Definitions
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If a bulb burns out
Modifications or repairs to the electrical system carried out incorrectly and without bearing the features of the system in mind can cause malfunctions with the risk of fire. You should have th ...

Changing the battery
If required, replace the battery with a genuine spare part having the same specifications. If a battery with different specifications is fitted, the service intervals given in the “Service schedule ...