View previous topic :: View next topic |
Author |
Message |
John Vollenweider
Joined: 02 Mar 2006 Posts: 52
|
Posted: Sun Jan 29, 2012 3:55 pm Post subject: PO155 - 1997 528i |
|
|
I now have PO155 stored, for check engine light. Can someone shed some info on this code. I change 1 coil pack to correct miss. I also replaced both Pre- Cat o2 sensors with Bosch sensors.
Thanks,
John |
|
Back to top |
|
|
|
edjack
Joined: 04 Feb 2002 Posts: 3887 Location: San Jose, CA
|
Posted: Sun Jan 29, 2012 5:30 pm Post subject: |
|
|
P0155 = O2 sensor heater circuit - bank 2 sensor 1.
That's the pre-cat sensor for the rear 3 cylinders. Looks like it's not getting power, or the heating element is bad. _________________
Ed BMW CCA member since 1987 (Nr. 62319).
'97 540i 6 speed Aspensilber over Aubergine interior. |
|
Back to top |
|
|
|