Ignition System: Notes
WARNING: This page is about a different car, the 1995 Lincoln Mark VIII. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
For additional information and descriptions, see IGNITION SYSTEM in the THEORY/OPERATION
article. IGNITION SYSTEM ACRONYMS
| Acronym |
Definition |
| B + Or B (+) |
Battery Positive |
| B- Or B (-) |
Battery Negative |
| C1, C2, C3 |
Coil Drive (Coils 1, 2 & 3) |
| DI |
Distributor Ignition System |
| EI |
Electronic Ignition (High Data Rate Or Low Data Rate) |
| FTO |
Filtered Tach Output |
| ICM |
Ignition Control Module |
| IDM |
Ignition Diagnostic Monitor (Diagnostic Signal To PCM) |
| IGND |
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 (EEC-Processor, Computer, Processor) |
| PIP |
Profile Ignition Pick-Up (Camshaft Position Sensor Signal) |
| PWR GND |
Power Ground Circuit To ICM |
| SPOUT |
Spark Output (PCM Spark Control Signal) |
| VPWR Or VBAT |
Battery Power Or Battery Voltage |
IGNITION SYSTEM IDENTIFICATION
| Application |
System |
| Mark VIII |
EI |