2G Coolant Temperature POIs

This page just contains a few “common” 2G coolant temperature points at which the ECU will trigger certain actions.

Enter ECU Learn Mode :: 180F (82C)
Coolant Fan ON LOW :: 210F (99C)
Pull 1 degree timing :: 206F (97C)
Pull 2 degree timing :: 224F (107C)
Coolant Fan ON HIGH :: 224F (107C)
Enter Open Loop Mode :: 228F (109C)
Default Coolant CEL :: 235F (113C)
A/C Override :: 240F (115C)