SAFC problems!!! RPM Need Help

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hawk240drifter
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Joined: Fri Aug 04, 2006 8:24 pm
Car: 1997 240sx ka-t

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does anyone know why my safc is reading the RPM's wrong. when at idle the rpm's on my tach are at around 750 and is pretty close to 750 on the safc. but then when i drive it it's like this:Tach RPM SAFC RPM1000 9002000 15003000 1900etc.

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WDRacing
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Redo the connection...

Other then that, it should be the same.
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hawk240drifter
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Joined: Fri Aug 04, 2006 8:24 pm
Car: 1997 240sx ka-t

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thanks, ill try that
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bruinbear714
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hawk240drifter wrote:does anyone know why my safc is reading the RPM's wrong. when at idle the rpm's on my tach are at around 750 and is pretty close to 750 on the safc. but then when i drive it it's like this:Tach RPM SAFC RPM1000 9002000 15003000 1900etc.
Make sure you connected the rpm wire to the tach. Not sure if the SAFC has cylinder # option, but you have to pick 4 cyls. otherwise the readings will be off.
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