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BMW '02 Owners

Tag: fuel vapourisation

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With the temperature hovering around the 30 degree C mark I'm getting problems restarting when the engine is hot. It's fine starting from cold. Is this fuel vapourisation?

John Paulding 01 July 2009 16:14

Hi Pete Thanks for the suggestions, but I don't think that's the problem. The car does have lots of gizmos, electric fan. air con., etc.

John Paulding 03 July 2009 10:57

 Hi John How heavy is the electrical consumption on your car? Things like an electric fan and other gizmos can starve the spark plugs and starter of leccy when you do...

Pete Moore 03 July 2009 08:05

Yes, of course! Same symptoms but totally opposite cause. I'll check it out. Regards JP

John Paulding 02 July 2009 18:10

It might be flooding, ie needle valve and seat are worn. After a run, lift off the air filter cover and see if you can see neat fuel dripping onto the throttle plate, or open...

John Hudson 02 July 2009 17:52

A logical thought, but it's not that. The lever is locked in the summer position. I don't know how good the diverter box is inside though.

John Paulding 02 July 2009 16:55

 Hello John We had a problem like this the other week when it was very hot. We realised shortly after that we had not switched the summer/​winter box over so we were...

Pete Moore 02 July 2009 09:57