Friday 22 November 2019
Problem with a VAUXHALL CORSA 1.2L 2006 52k
Intermittent poor running and misfire, fault codes stored P0300 random/multiple cylinder misfire, P0302, P0303, P0304 cylinders 2, 3, 4 misfires. New plugs and coil pack fitted fault not cured, suspect fault due to sticking valves.
The fault was cured by adding Forté Advanced Formula Gas Treatment and Forté Petrol Specialist Injector Cleaner to the fuel tank.
The owner reported after 150-200 miles the fault was cured, and vehicle performance restored.