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2. Scan tool - Wikipedia

   en.wikipedia.org/wiki/Scan_tool

   When a vehicle detects a problem, it generates a DTC code which is a unique code that corresponds to the specific problem detected. The code is usually a combination of letters and numbers. DTC codes are read by a diagnostic tool, such as an OBD 2 scanner, which is plugged into the vehicle's diagnostic port. The tool communicates with the ...

3. On-board diagnostics - Wikipedia

   en.wikipedia.org/wiki/On-board_diagnostics

   Early versions of OBD would simply illuminate a tell-tale light if a problem was detected, but would not provide any information as to the nature of the problem. Modern OBD implementations use a standardized digital communications port to provide real-time data and diagnostic trouble codes which allow malfunctions within the vehicle to be ...

4. This $20 scanner connects to your car's computer system to ...

   www.aol.com/lifestyle/learn-engine-dashboard...

   What is an OBD scanner? OBD stands for "on-board diagnostics." It connects to your car's computer system and can read the internal codes to diagnose problems.

5. OBD-II PIDs - Wikipedia

   en.wikipedia.org/wiki/OBD-II_PIDs

   OBD-II PIDs (On-board diagnostics Parameter IDs) are codes used to request data from a vehicle, used as a diagnostic tool.. SAE standard J1979 defines many OBD-II PIDs. All on-road vehicles and trucks sold in North America are required to support a subset of these codes, primarily for state mandated emissions inspections.

6. Check engine light - Wikipedia

   en.wikipedia.org/wiki/Check_engine_light

   A check engine light or malfunction indicator lamp (MIL), is a tell-tale that a computerized engine-management system uses to indicate a malfunction or problem with the vehicle ranging from minor (such as a loose gas cap) to serious (worn spark plugs, engine problems or a faulty oil valve, etc.).

7. Save Yourself a Trip to the Mechanic With This $24 Car ... - AOL

   www.aol.com/save-yourself-trip-mechanic-24...

   Perfect for uncovering those minor car problems. For premium support please call: 800-290-4726 more ways to reach us

8. ALDL - Wikipedia

   en.wikipedia.org/wiki/ALDL

   Many later 8192 baud vehicles, for example, had airbag control, ABS, and even climate control units sending data on the same serial bus. In both versions, ALDL data is sent in a format unique to the model of ECU in the vehicle with little standardization between models, so a proper definition of the data is required to interpret it. Most ...

9. Event data recorder - Wikipedia

   en.wikipedia.org/wiki/Event_data_recorder

   In the US 49/563.5 regulatory framework, Event data recorder is defined as a . a device or function in a vehicle that records the vehicle's dynamic time-series data during the time period just prior to a crash event (e.g., vehicle speed vs. time) or during a crash event (e.g., delta-V vs. time), intended for retrieval after the crash event.