any body know what the o2 sensor is supposed to read while cruising...
05-22-2001, 12:21 PM
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any body know what the o2 sensor is supposed to read while cruising...
while I'm asking what about idle.....
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86 IROC 406 tpi mass air
trickflow g2 heads
slp runners
stock tpi
about a 272 custom hyd roller comp cam
30 lb injectors
no smog,a/c,or egr
working on homemade chip
running on radials....
------------------
86 IROC 406 tpi mass air
trickflow g2 heads
slp runners
stock tpi
about a 272 custom hyd roller comp cam
30 lb injectors
no smog,a/c,or egr
working on homemade chip
running on radials....
05-22-2001, 12:54 PM
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Car: An Ol Buick
Engine: Vsick
Transmission: Janis Tranny Yank Converter
<font face="Verdana, Arial" size="2">Originally posted by Z-BOSS:
while I'm asking what about idle.....
</font>
while I'm asking what about idle.....
</font>
The ecm is programmed to maintain an AVERAGE of 14.7, so it's always hunting bach and forth. The Catalytic Converter also needs this swinging of AFR to work.
05-22-2001, 12:58 PM
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<font face="Verdana, Arial" size="2">Originally posted by Grumpy:
When in closed loop it should toggle between less then .2v, and more then .6v.
The ecm is programmed to maintain an AVERAGE of 14.7, so it's always hunting bach and forth. The Catalytic Converter also needs this swinging of AFR to work.
</font>
When in closed loop it should toggle between less then .2v, and more then .6v.
The ecm is programmed to maintain an AVERAGE of 14.7, so it's always hunting bach and forth. The Catalytic Converter also needs this swinging of AFR to work.
</font>
just curious why does the catalytic converter need this....
like I said just curious...I don't have one..
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