Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1992TEMPO LX, 2.3 X, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - SYSTEM/COMPONENT TESTS - EEC-IVIGNITION SYSTEM IDENTIFICATIONIGNITION SYSTEM ACRONYMS TABLE
1992 Ford Tempo LX, 2.3 X, Standard
Ignition System Acronyms Table
1992 Ford Tempo LX, 2.3 X, StandardSECTION Ignition System Acronyms Table
IGNITION SYSTEM ACRONYMS
| Acronym (1) | Definition | ||
|---|---|---|---|
| BAT+ Or BAT (+) | Battery Positive | ||
| BAT- Or BAT (-) | Battery Negative | ||
| BOB | Breakout Box | ||
| CBD | Closed Bowl Distributor (TFI-IV) | ||
| CCD | Computer Controlled Dwell (TFI-IV) | ||
| CID | Cylinder Identification | ||
| C1, C2, C3 | Coil Drive (Coils 1, 2 & 3) | ||
| DIS | Distributorless Ignition System | ||
| ECA | Electronic Control Assembly (EEC-Processor, Computer, Processor) | ||
| EDIS | Electronic Distributorless Ignition System | ||
| DPI | Dual Plug Inhibit (High Signal - Right Plugs Fire, Low Signal - Both Sides Fire) | ||
| FTO | Filtered Tach Output | ||
| IDM | Ignition Diagnostic Monitor (Diagnostic Signal To ECA) | ||
| 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) | ||
| PIP | Profile Ignition Pick-Up (Crankshaft Sensor Signal) | ||
| PWR GND | Power Ground Circuit To DIS Or EDIS Module | ||
| SAW | Spark Angle Word | ||
| SPOUT | Spark Output (ECA Spark Control Signal) | ||
| TFI Or TFI-IV | Thick Film Ignition (IV Is 4th Generation) | ||
| VPWR Or VBAT | Battery Power Or Battery Voltage | ||
| VRS Or VR Sensor | Variable Reluctance Sensor (Crankshaft) | ||
|
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.