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      07-29-2012, 07:12 PM   #5881
Jonny954
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Drives: E82 135i
Join Date: Oct 2010
Location: Fort Lauderdale, FL

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Hi,

I have Raceland DP's and when running stage 2 I still get the check engine light, with the following codes:

P2C73 - lambda probe after catalytic converter, signal
P2C74 - lambda probe after catalytic converter 2, signal

I can't get rid of the codes .... can someone please help me out what I can/should do??

THANKSSS
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