English version

filler cap in Motor vehicles topic

From Longman Dictionary of Contemporary Englishfiller 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.