new here with questions

Ludis Langens ludis at cruzers.com
Fri Sep 3 10:37:32 GMT 1999


Mark Romans wrote:
> 
> You say the only sensor you are using is the tps?  What about coolant temp,
> mat, maf?

The analog circuit based limp home mode will ignore many of the sensors.
 On a MAF engine, I believe it only uses TPS and CTS (and engine RPM).

> If you don't have the appropriate shop manual and all the sensors
> hooked up it probably will always run in limp home mode.

Missing sensors don't force limp home mode.  Limp home is only for an
out to lunch digital CPU.  In other words, a dead CPU or a bad PROM.

-- 
Ludis Langens                               ludis (at) cruzers (dot) com
Mac, Fiero, & engine controller goodies:  http://www.cruzers.com/~ludis/




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