Quote:
Originally Posted by ATL BRZ
Check your DI seals if the popping persists after replacing the coil. Keep an eye on your AFRs in the mean time.
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Drove it around on quiet streets this morning and the cel did not come back however I was able to isolate the noise as an exhaust backfire not a popping sound. I also found carbon traces at the connection between the front pipe and overpipe where there is a tiny exhaust leak.