FixVault

Typical Scan Tool Data

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
GEN F-Terminal Signal - ECM

Circuit Short to ground Open Short to voltage
Operating Conditions:  Engine Running
Parameter Normal Range:  5% to 99%
B+ 0% 0% -
Field Duty Cycle Signal 0% 0% 99%