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      12-02-2012, 11:13 PM   #25
robc1976's Avatar

Drives: E90 335i
Join Date: Mar 2012
Location: Illinois

iTrader: (14)

Originally Posted by aflyrice View Post
I see. Hopefully the o2s aren't too painful to replace.
30 min job tops! rememer to not twist the wires when installing them.

1. Remove engine cover
2. remove/unplug both connectors (black wired O2 goes to front Dp, Grey goes to rear Dp) both wires from clips around valve cover
4. take belly pan off
5. undo both sterring rack bolts and move seering rack out of the way
6. remove 02 sensors and reverse steps.
JB4 G5, Stage 3 LPFP, Stage 2 MOTIV PI, VM 6466 ST, Custom OCC W/ SS lines, ER FMIC, ER CP W/HKS BOV, M3 control arms, M3 guide rods, M3 upper links, M3 front & rear sway-bars, HPA rear toe arms, Wavetrac LSD, HPF Gen 2, DEFIV kit, KW clubsport, Delrin solid SF bushings, stoptech rotors, Rogue Tranny Mounts, 1M bumper, M3 CF hood, M3 fenders, M3 OEM sideskirts, Mtech rear bumper, CSL trunk, MORR VS8.2 rims 245/295

Last edited by robc1976; 12-02-2012 at 11:19 PM.