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Old 07-24-2015, 12:19 AM   #1
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Join Date: Jul 2015
Location: Lancashire
Posts: 1
Boxster 2.5l MOT Fail Lamber Sensor

I have had my car back after petrol treatment added, then new clamps on cat and exhaust du to poor fit, and it is still at best 1.05 on airflow Mixture. Had car tested and all the lamber sensors was OK no faults read?

Any assistance appreciated.

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