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Ignition Systems: Notes

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NOTE: For additional information and descriptions, see IGNITION SYSTEMS in appropriate THEORY & OPERATION - ECC-IV article in the ENGINE PERFORMANCE section below.
IGNITION SYSTEM ACRONYMS (1)

Acronym Definition
BAT+ Or BAT (+) Battery Positive
BAT- Or BAT (-) Battery Negative
BOB Breakout Box
CCD Computer Controlled Dwell
CID Cylinder Identification
C1, C2, C3 Coil Drive (Coils 1, 2 & 3)
DI Distributor Ignition System
EI Electronic Ignition System (Distributorless)
ICM Ignition Control Module
IDM Ignition Diagnostic Monitor (Diagnostic Signal To PCM)
IGN GND Ignition Ground (Low Current Ground Reference)
KOEC Key On Engine Cranking (Testing Condition)
KOEO Key On Engine Off (Testing Condition)
KOER Key On Engine Running (Testing Condition)
PCM Powertrain Control Module
PIP Profile Ignition Pick-Up (Crankshaft Sensor Signal)
PWR GND Power Ground Circuit
SPOUT Spark Output (PCM Spark Control Signal)
VPWR Or VBAT Battery Power Or Battery Voltage
(1) Not all circuits and components are used in all systems.
IGNITION SYSTEM IDENTIFICATION

Application System
5.8L DI (CCD)