how can you tell if a car is running on three?

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xpress
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how can you tell if a car is running on three?

Post by xpress »

rough idle rough running?

occassional misfire?

rich plug on offending cylinder?

would you still hear rough running with the idle stabilising unit?
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Ian Hulley
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Re: how can you tell if a car is running on three?

Post by Ian Hulley »

Look at the plugs, one will be wet or a different colour to the others. Also (with a pair if insulated pliers) pull the plug lead from each cylinder in turn ... if one of them makes no difference you have your culprit.

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