1.6 HDi injector seal blow-by
ModerateEngineThe 1.6 HDi can leak combustion gases past the injector seals, creating the classic chuffing noise, diesel smell and tar-like deposits around the injectors.
Chuffing noise on acceleration, Diesel smell in the cabin, Black tar around the injector bases
- Listen from cold with the bonnet open
- Look for carbon build-up around injectors
- Ask about previous seal, clamp or injector-seat cleaning work