1 hour ago Ron B asked ... How can I adjust my 2024 Honda Jazz Crossover?    |    vic asked ... How do l get my vauxhall combo radio to work with MP3?    |    Cass asked ... Replacing full bulb housing unit in Neff oven?    |    Pádraig O Sabhain asked ... How to fix Kenwood Slimline Dishwasher KDW45X20 with a F1 Er?    |    keith asked ... How to reset after battery change?    |    Click here to ask your question

is the ecu faulty?

an intermittent fault has happened . the vehicle seems to be over fuelling,,, heavy black smoke but sometimes clears. fuel consumption down to 20 m.p.g. poor starting when hot.
peter c, November 2010
Check the coolant temp sensor first.steve

steve, November 2010
the type of vehicle is a 1999 saxo 1.4

peter c, November 2010