Quote:
Originally Posted by Meestahbig
Yep, heavy negative trim. Car is removing fuel. So certainly not an air leak. This is exactly what I had. I'd swap both those upstream O2 sensors. I'd check fuel pressure and verify you got 50psi. Check and make sure it holds after the car turns off too. Possibly clean the MAF sensor and check your air filter.
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Awesome, thx! I’m out all week so I won’t be able to do those things for awhile. I don’t have a fuel pressure gauge but the pump and filter are new. Unsure about the FPR but I have a new Bosch one.
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2001 E53 M54 5MT Oxford green over crusty black leather 206,000mi
2002 E46 M54 2.5 5MT silver over black sensatec 217,000mi