Caprice V6-262 4.3L (1987)
Fig. 018 Chart C-1B Crank Signal
Test Description:
Step numbers refer to step numbers on diagnostic chart.
1.
Checks for normal (cranking) voltage to terminal "C9" of ECM. Test light should be "ON" during cranking.
2.
Checks to determine if source of blown fuse was a faulty ECM.
