7 Series - E65 / E66 (2002 - 2008)
Help!!!
My 2002 745 LI has been at the dealer for 6 months! He does not know how to solve lean mix code.
Service done to date.
New MAF
New PCV
Smoke Test
All seals orings that leaked have been replaced
Re-smoke tested
New Battery
2 New O2 sensors (pre converter)
Still getting P2179 and P2177...