Exhaust gas recirculation faults diagnosed and repaired

A sticking or clogged EGR valve causes rough idling, black smoke, hesitation, poor economy and limp mode. We identify whether the valve, cooler, sensor or wiring is at fault and put it right, rather than guessing at parts.
Rough idle, hesitation under acceleration, black smoke, increased fuel consumption, an engine management light and sometimes limp mode.
No. Disabling emissions equipment on a road-going vehicle is illegal in the UK, so we only carry out diagnostics, cleaning and repair.