BMW Repair Questions? Ask a Mechanic for Answers ASAP
Hi my engine exhaust emission light has come on and have code which is2738 could you please tell me what it is that I need to get thank you if you need to ring please do on xxxxxxxxx ask for eddie
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this is a catalytic converter code
the most common cause is a failed cat
the other possibilities are faulty o2 sensors or an exhaust leak near one of the o2 sensors or a simple clogging of the cat
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