Check Engine Light (CEL) and Vehicle Diagnostics

Vocabulary practice flashcards covering Check Engine Light (CEL) diagnosis, OBD-II ports, the Fix-Finder tool, and systems monitored for Diagnostic Trouble Codes (DTC).

Check Engine Light (CEL)

A dashboard indicator light that turns on when a vehicle's onboard computer detects an issue while the car is idling, running, or driving.

Diagnostic Trouble Code (DTC)

A standardized trouble code retrieved from a vehicle using a code reader or Fix-Finder tool to identify specific malfunctions.

Fix-Finder

A code reader diagnostic tool used to retrieve trouble codes (DTC), recommend related repairs, and generate diagnostic reports.

OBD-II

The standard onboard diagnostics port found on vehicles (1996 or newer), located under the steering wheel, where code readers are plugged in.

Engine Management

A vehicle operating system for which the Fix-Finder can read trouble codes to diagnose engine performance issues.

Transmission Control Modules

Electronic control modules managing the vehicle's transmission that the Fix-Finder can scan for diagnostic trouble codes.

Emissions Inspection Readiness

A diagnostic check performed to verify whether a vehicle's emissions systems are prepared to pass an emissions inspection.

Anti-lock Brakes (ABS)

A safety brake system for which the Fix-Finder tool can scan and read diagnostic trouble codes.

Tire Pressure Monitor System (TPMS)

An electronic system that tracks tire pressure and can be diagnosed for trouble codes using the Fix-Finder.

Battery Status

A vehicle electrical condition monitored by diagnostic tools like the Fix-Finder to check battery health and charge.

2-Page Diagnostic Report

A diagnostic printout or summary provided after scanning that outlines trouble codes, vehicle health status, and recommended fixes.

OE Warranty

Original Equipment warranty coverage referenced in diagnostic reports regarding component repairs and service.