EGR Codes
4C87 Low pressure EGR cooler Plausibility
4CAE EGR controller
I have replaced the EGR cooler and the vacuum switch. But, to no avail. I then cleaned the EGR. No help neither.
What next? Please help.
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E70 35D
E46 ZHP Coupe
E46 330XI
E83 X3
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