2000–2005 Mercedes-Benz C-Class (W203)
Browse our directory of 2000–2005 Mercedes-Benz C-Class (W203) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
Registration Directory
Common Problems & Reliability
The 2000–2005 Mercedes-Benz C-Class (W203) has 3 known issues. 3 of these are classified as serious faults that could be expensive to repair.
Valeo radiator gearbox contamination
SeriousRadiator can leak coolant into the transmission fluid, destroying the gearbox.
Symptoms: Shuddering shifts, Contaminated transmission fluid
Est. repair cost: £1,500–£3,500
M271 timing chain stretch
SeriousThe 1.8 Kompressor petrol engine uses a timing chain that stretches over time, causing rattling on cold start. In severe cases the chain can jump, destroying the engine.
Symptoms: Rattling noise on cold start, Engine management light...
Est. repair cost: £500–£1,500
Rust on arches, sills and bootlid
SeriousW203s are notorious for corrosion around the wheel arches, sills and bootlid edges. Structural corrosion on sills and subframe mounting areas is an MOT failure.
Symptoms: Bubbling paint around arches, Crusty sills...
Est. repair cost: £300–£2,000+
Buying Tips for the 2000–2005 Mercedes-Benz C-Class (W203)
- ✓Confirm the car escaped the Valeo radiator issue (pre-2005).
- ✓Check for rust around arches and bootlid.
- ✓Listen for timing chain rattle on M271 petrols.
Check Any Vehicle
Don't see your specific car listed? Enter any UK registration number for an instant vehicle history check — including MOT history, tax status, finance check, and write-off data.
Free Vehicle Check