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How Much Does a Diagnosis Cost?

How Much Does a Diagnosis Cost?

This post is a little more technical than most. I've included a glossary below should you like more information about a term. What does it cost to perform a check engine light diagnosis? Repairpal says between $88-111. What does it cost to skip a diagnosis? It could be a lot. Let's give an example: if the check engine light on your 2008 Mini Cooper comes on and you're a do-it-yourselfer, you immediately grab your trusty scan tool, or you head to your local parts store. The diagnostic trouble code you find stored in the ECU is P0420 which is the universal code for catalyst inefficiency (bank 1 if the engine has two banks). This means the catalytic converter is not reducing emissions the way that it's designed to do. What's a catalytic converter cost? Well, almost $1100 for a ... read more