Engine Controls - Theory & Operation: Introduction: Terminology
Due to Federal government requirements, manufacturers may use names and acronyms for systems and components different than those used in previous years. The following table will help eliminate confusion when dealing with these components and systems. Only relevant components and systems whose names have changed from previous Hyundai Motor Co. terminology have been listed. See REVISED TERMINOLOGY table.
REVISED TERMINOLOGY
| 1992 & Earlier | 1994 |
|---|---|
| CHECK ENGINE Light | Malfunction Indicator Light (MIL) |
| Crankshaft Angle Sensor | Crankshaft Position Sensor (CKP) |
| Electronic Control Unit (ECU) | Electronic Control Module (ECM) |
| Idle Speed Control (ISC) | Idle Air Control (IAC) |
| Inhibitor Switch | Transaxle Range Switch (TR) |
| Port Fuel Injection (PFI) | Multi-Point Fuel Injection (MFI) |
| Pulse Sensor | Camshaft Position Sensor (CMP) |
| Self-Diagnostic Connector | Data Link Connector (DLC) |