English version

filler cap

From Longman Dictionary of Contemporary English
Related topics: Motor vehicles
filler capˈfiller cap noun [countable] British English  TTCthe lid that fits over the hole in a car that you pour a liquid into, especially oil or petrol
Examples from the Corpus
filler capAll models have laminated windscreen, rear screen wash-wipe, clock, locking filler cap, cigar lighter and side mouldings.
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