Originally Posted by
hpcubed
I installed my wideband in place of one narrowband. I will be tuning in open loop mode. I have the LM1 so won't install permanently. Of course a code is thrown because of the disconnected O2. Will this affect anything while tuning? I assume not but just want to confirm. If I enable closed loop will I be able to tune with only one NBO2 connected?
If you are truely in open loop then the O2 sensors wont be looked at and so a code should not be thrown.
I always leave the remove O2 sensor connected just cable tied up the the gearbox so I dont get any heater codes coming up.