Electrical Technical Information Discussion, EST signal in Item Specific Cadillac Discussion; I have a question on the EST signal. I have a 4.9L and I want to know what is the ...
- 02-25-04 12:21 AM #1Cadillac Owners Enthusiast
- Automobile(s): 1995 Sedan De Ville (4.9 L)
- Join Date
- Oct 2003
- Woodridge, Illinois
I have a question on the EST signal. I have a 4.9L and I want to
know what is the pattern of the signal. I thought it was a series
of digital pulses whose frequency determines the spark interval
and whose width corresponds to dwell angle. Is it so?