codes, codes, beautiful codes...
so my CEL popped on when i was driving and i did scans.. here's what i got and any suggestions would be greatly appreciated:
KOEO:
11- system pass
23- TP out of self test range
24- IAT out of self test range
32- EVP voltage below circuit limit
63- TP circuit below minimum voltage
KOER:
33- EGR valve opening not detected
41- HO2S running lean (right side)
44- Secondary air injection system inoperative (right side)
52-?
63- TP circuit below minimum voltage
73-?
KOEO:
11- system pass
23- TP out of self test range
24- IAT out of self test range
32- EVP voltage below circuit limit
63- TP circuit below minimum voltage
KOER:
33- EGR valve opening not detected
41- HO2S running lean (right side)
44- Secondary air injection system inoperative (right side)
52-?
63- TP circuit below minimum voltage
73-?
so my CEL popped on when i was driving and i did scans.. here's what i got and any suggestions would be greatly appreciated:
KOEO:
11- system pass
23- TP out of self test range
24- IAT out of self test range
32- EVP voltage below circuit limit
63- TP circuit below minimum voltage
KOER:
33- EGR valve opening not detected
41- HO2S running lean (right side)
44- Secondary air injection system inoperative (right side)
52-?
63- TP circuit below minimum voltage
73-?
KOEO:
11- system pass
23- TP out of self test range
24- IAT out of self test range
32- EVP voltage below circuit limit
63- TP circuit below minimum voltage
KOER:
33- EGR valve opening not detected
41- HO2S running lean (right side)
44- Secondary air injection system inoperative (right side)
52-?
63- TP circuit below minimum voltage
73-?
Year & engine? Also, was the engine pre-warmed to normal operating temperature before each of the tests? The KOEO too.
No Continuous Memory Codes?
How many miles on your O2(s)?
92 5.0 e4od 129,000 miles.. from what i was told the 02 sensors have not been changed. i did the tests 5 mins after i got back from a 30 mile drive so i'm sure it was warmed up.. wasn't gonna touch my exhaust manifold to find out. i'll have to look up the continuous codes because i took a video of each run.
92 5.0 e4od 129,000 miles.. from what i was told the 02 sensors have not been changed. i did the tests 5 mins after i got back from a 30 mile drive so i'm sure it was warmed up.. wasn't gonna touch my exhaust manifold to find out. i'll have to look up the continuous codes because i took a video of each run.
C/M codes would be nice if ya got em.
Steady or surging idle, at what RPM when at warm idle?
Last edited by ymeski56; Dec 28, 2010 at 08:22 PM.
Procedurally, KOEO code's should be dealt w/ first, before taking on the KOER's.
Showing a Pass (11), I would clear your KAM (kept adaptive memory) by disconnecting the battery for at least 5 minutes. Put some miles on it & then re-test. We want to see what happens to the C/M codes.
But no matter what, you need to replace your O2's. as they start loosing accuracy & switching speed after 60K & are pretty pooched by 100K.
I also think a TPS & IAT (ACT) sensor replacement is in your near future.
You need to answer "all" the questions I ask (review posts) to save our time & your money.
Is that enough to start w/ or do you want me to look up the mystery codes?
Last edited by ymeski56; Dec 28, 2010 at 08:50 PM.
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Those are because you didn't move the steering wheel or do the WOT part when you were suppose to, & might be why your getting the TPS error code.
See link: code.https://www.f150forum.com/f10/how-re...es-obdi-10907/
See link: code.https://www.f150forum.com/f10/how-re...es-obdi-10907/
sorry i missed a couple parts of what you wrote. the o2's are left/right bank. the idle is smooth and i don't know at what RPM because i don't have a tach and can't use the digital diaplay to find the RPM. i did the WOT test right when i saw the light pop on that i was supposed to see. would you be able to look at the video and see if i screwed up? as for the steering wheel, if i read it correctly i didn't have to turn it.
sorry i missed a couple parts of what you wrote. the o2's are left/right bank. the idle is smooth and i don't know at what RPM because i don't have a tach and can't use the digital diaplay to find the RPM. i did the WOT test right when i saw the light pop on that i was supposed to see. would you be able to look at the video and see if i screwed up? as for the steering wheel, if i read it correctly i didn't have to turn it.
52 say's you didn't move the wheel a little right, then left during the test.
I'm sh!tty at counting, so I bought one of these for $22. (Digital display w/ memory)


