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Renault laguna 1800 rt 1997 98 drives lovely until it reaches temp it then miss fires or loses power you have changed plugs and leads what can this be the lambda sensor?

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February 16, 2010 2:31PM

i had a similar problem at one point. its the air fuel mixture most likely. if the car warms up before the problem begins, it means the problem is most likely electrical. check your MAF sesor (mass air flow) and also potentially fuel pump