GM uses a funky dual bias resistance strategy in the ECU on the coolant temp sensor. If you are piggybacking the stock ECU and vampiring the signal the odd shift in scale is what you will see.
You must either supply the megasquirt with it's own coolant temp sensor or cut loose the factory one from ...
Search found 3 matches
- Mon Jan 09, 2012 10:34 am
- Forum: Wiring and Sensors
- Topic: GM Coolant temp Sensor Recalibration
- Replies: 5
- Views: 489
- Mon Apr 05, 2010 3:56 pm
- Forum: TunerStudioMS
- Topic: Release 0.991
- Replies: 7
- Views: 1015
Re: Release 0.991
I'm wondering the correct shutdown procedure after a run with VE Analyzer Live. I see it writes to the ecu periodically. Do I need to stop corrections? Save the tune? Or is this already being done with the perceived writes to the ecu? Have you written instructions for the new features I'm not seeing ...
- Mon Feb 09, 2009 4:54 pm
- Forum: OEM EFI Hardware
- Topic: EDIS SPARK PLUG WIRES
- Replies: 5
- Views: 1248
Re: EDIS SPARK PLUG WIRES
A few people have ditched the Ford EDIS coils for Chrysler coils, and have found the EDIS module operates them satisfactory. The Chrysler coils feature standard "bullet" tower terminals allowing regular wire sets to be utilized.