P2177 Diagnostic Trouble Code Discussion for June 2009
Fuel System Too Lean At Off Idle (Bank 1)
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| Help Request | Posted | |
| 2002 BMW 745i 4.4L MIL Lamp on VIN: WBAGL63442 P2177: System lean off idle B1. hey techs...need some help here..vehicle came in with cel on and found lean codes.checked for vacuum at dipstick.found app 8-10 " .check pcv diaphrams and found them to be leaking.Repaced leftside with new one.Replaced r/s valve cover as per bmw update.Had... |
June 11, 2009 |
