Rpm Activation

Printed From: the12volt.com
Forum Name: Relays
Forum Discription: Relay Diagrams, SPDT Relays, SPST Relays, DPDT Relays, Latching Relays, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=59371
Printed Date: May 17, 2024 at 5:07 PM

Topic: Rpm Activation

Posted By: greggpb8
Subject: Rpm Activation
Date Posted: July 13, 2005 at 3:32 PM

I dont know if this is the right place so i am gonna go ahead.. I wasnted to ge a circut to read the pulses in a cars electrical system.. from any dc out let ie the ligher and from this determine the spm..

an ideas....

or a pointer in the right direction..what to look for ?

Replies:

Posted By: ff-mike
Date Posted: July 14, 2005 at 3:57 PM

I don't think you are going to find it at just any outlet. What you are looking for is the tach signal. Use the Vehicle Info Database to find the wire

Print Page | Close Window