Citroën C1 B4 — Reliability

B4 2018–2022 1 engine

Reliability Summary

Engine 1KR-FE — 85/100 BEST
Known Issues 3

Engine in this model

BEST 85

1KR-FE

1.0L I3

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Known Issues Across All Engines

Issue Engine Severity Onset
Oil consumption — engine damage if not topped up 1KR-FE moderate —
Water pump seal leak (2005-2009 pump) 1KR-FE moderate 20,000 km – 60,000 km
Upstream lambda sensor / catalyst efficiency code (P0420) 1KR-FE minor —