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A ticking noise heard when the ignition of an engine fitted with an electrically-operated fuel pump is switched on, indicates that the
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A ticking noise heard when the ignition of an engine fitted with an electrically-operated fuel pump is switched on, indicates that the

User Paulo Almeida
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Answer: For example, fuel-injected engines can make a car ticking from the injector’s firing. Fuel injectors are small electrical valves that make clicking and ticking sounds when quickly opening and closing at idle. Ticking of the injectors is normal and you can drive without any worry.

Step-by-step explanation:

User Amala
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