KNOWN FAULTS · MINI
MINI MINI (R50/R52/R53) One D 1.4 (Toyota) common problems.
2001–2006 · Diesel
Sources are not verified in real time and no entry confirms that your car is affected.
2 known faults with sources
Applies if: Only One D R50 with air conditioning, within 2002–2006. HELLA explicitly includes all models with A/C; check for water and the installation before diagnosing.
Brake lights staying on from water in wiringElectrical / air conditioning
- Engine / equipment
- R50/R52/R53 with air conditioning.
- Period mentioned
- 2002–2006; with A/C.
- Symptoms
- Brake lights remain on.
- Possible cause described
- Blocked or pinched drain; water in connector.
- Check for the garage
- Check drains, harness routing and connector corrosion.
- Cost cited in the source
- No verified estimate.A rough figure from the original database, not an up-to-date quote.
Sources from the original database
View full entryApplies if: Weak points of this model from inspections, breakdown statistics and recalls; anything specific to one engine is stated in the sheet.
Midland gearbox, Tritec engine and coolant leaks on the first MINIKnown weak points
- Engine / equipment
- MINI R50, R52 (convertible) and R53 (Cooper S), 2001–2006
- Period mentioned
- 2001–2006
- Symptoms
- Midland manual gearbox with stiff shifts, wearing clutch and gearbox failures (grinding noise); cracked exhaust manifold and failing chain tensioner on the 1.6 Tritec; an ECU causing rough idle or stalling (up to 2003); water pump and supercharger on the Cooper S; engine mounts lasting 2–3 years; power-steering pump; thermostat housing and expansion tank leaking coolant; rust on the tailgate, window regulators and water inside.
- Possible cause described
- The German guide recommends cars after the 2004 facelift, which have the more reliable Getrag gearbox. At inspection, steering play, braking and oil leaks stand out; the ADAC cites battery terminals, fuel pump, clutch and power steering. Recalls: gear-cable clip (May 2001–May 2002), static electricity when refuelling (2001) and roof-rack mounts (August–November 2006).
- Check for the garage
- On the test drive, engage every gear and listen to the gearbox; check the coolant level and the cabin floor; check campaigns by VIN.
- Cost cited in the source
- No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.