DPF blockage or EGR valve sticking on CRDi diesels used for short urban trips, leading to limp mode.
- Typically appears
- 60,000-90,000 miles
- What to inspect
- Start the engine and check for the DPF or engine management light. Rev to 3000rpm and check for hesitation, uneven idling, or excessive black or grey smoke from the exhaust.
- Typical repair
- DPF forced regen or replacement · £250–£1,600
