I'm fighting a situation where sometimes my TPS values go negative and "noisy". Can not explain why but I've installed a 50nf cap to C8.
During these TPS <0 times it triggers AE which messes up the fuelling at idle. Good example right at the end of the attached datalog.
Would it be much trouble to add a TPS absolute threshold (much like TPSdot threshold) before AE is applied?
TPS < 0 triggers AE
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- Super MS/Extra'er
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TPS < 0 triggers AE
Kind regards
Philip
'74 Jensen Interceptor 440ci (EFI'ed with MS2 and wasted spark + GM 4L60e GPIO controlled - both on Extra FW)
Philip
'74 Jensen Interceptor 440ci (EFI'ed with MS2 and wasted spark + GM 4L60e GPIO controlled - both on Extra FW)
-
- Super MS/Extra'er
- Posts: 1004
- Joined: Thu Feb 16, 2006 6:18 am
- Location: George, South Africa
Re: TPS < 0 triggers AE
Found out WHY TPS goes <0....
TPS is faulty...
Still, it would be nice to have this feature. My jags have mechanical play which this feature would cure.
TPS is faulty...
Still, it would be nice to have this feature. My jags have mechanical play which this feature would cure.
Kind regards
Philip
'74 Jensen Interceptor 440ci (EFI'ed with MS2 and wasted spark + GM 4L60e GPIO controlled - both on Extra FW)
Philip
'74 Jensen Interceptor 440ci (EFI'ed with MS2 and wasted spark + GM 4L60e GPIO controlled - both on Extra FW)