EGR Valve and Cooler Blockage
ModerateEngineCarbon deposits can clog the EGR valve and cooler, particularly on diesel models, causing rough running and loss of power.
Most affected: 1.4 D-4D, 1.6 D-4D
Typical symptoms
- •Rough idle
- •Loss of low-speed torque
- •Check engine light with P0401 code
What to inspect before you buy
- ✓Check for EGR-related fault codes
- ✓Ask about motorway use history on diesels