2001 Renault Clio Head knocking and miss firming

2001 RENAULT CLIO
65 MILES • 1.2L • 4 CYL • FWD • MANUAL
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FREDDIE26
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Help please done head gasket on a Renault Clio 1.2 16v and now head knocking at 3 and a half revs and miss firing bring on the engine management light. So I plug it in to a mates computer and its coming up with lambda sensor ? Any ideas what else it could be change the lambda señor so I know it's not that
Mar 22, 2014 at 3:28 PM
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KNOWLEDGE IS POWER
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just to add my opinion, id say theres a problem with the fuel or timing as the lambda senses oxygen in the fuel and the misfires would also indicate a lean condition or ignition timing off. check your timing marks again
Mar 23, 2014 at 4:30 PM