Hi Guys, should a 91 318is have an O2 sensor fitted?
I've found the plug on the right chassis leg but it has a blanking cap on it which looks factory. I assumed the later M42 engines had O2 sensors.
M42 O2 sensor
Moderator: martauto
-
rix313
- E30 Zone Team Member
- Posts: 4967
- Joined: Fri Oct 31, 2008 11:00 pm
- Location: Silverstone
It isn't required 
-
Binkerment
- E30 Zone Newbie
- Posts: 47
- Joined: Mon Jun 21, 2021 10:23 pm
Cheers. So an engine without one will just have fixed fuelling depending on how the AFM is set.