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2. On-board diagnostics - Wikipedia

   en.wikipedia.org/wiki/On-board_diagnostics

   An OBD 1.5 compatible scan tool is required to read codes generated by OBD 1.5. ... An OBD 1.5 has also been used in the Ford Scorpio since 95.

3. 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 .

4. Ford EEC - Wikipedia

   en.wikipedia.org/wiki/Ford_EEC

   Ford's internal code name for the TLCS-12 microprocessor was "PM-11" or "Poor Man's 11" implying it was a stripped down version of the, then popular, Digital Equipment Corporation PDP-11 computer. A PDP-11 was used in a vehicle in the first half of the 1970s for "proof of concept".

5. Scan tool - Wikipedia

   en.wikipedia.org/wiki/Scan_tool

   OBD 1 vs OBD 2 the vehicle will also dictate what the scan tool is able to display. If the vehicle is equipped with OBD 1 it will have significantly less available data when compared to a vehicle equipped with OBD 2. [2] When a vehicle detects a problem, it generates a DTC code which is a unique code that corresponds to the specific problem ...

6. Best OBD-II Scanners for 2024, Tested - AOL

   www.aol.com/best-obd-ii-scanners-2023-223000386.html

   The Autel AL319 OBD-II scanner was slow to boot up, slow to read codes, and difficult to navigate. Thanks to a single directional button, churning through the menus takes some practice (and patience).

7. Data link connector - Wikipedia

   en.wikipedia.org/wiki/Data_link_connector

   The data link connector (DLC) is the multi-pin diagnostic connection port for automobiles, trucks, and motorcycles used to interface a scan tool with the control modules of a given vehicle and access on-board diagnostics and live data streams. [1] Prior to 1996, many OBD-I data link connector's were in the engine compartment, usually near the ...

8. Check engine light - Wikipedia

   en.wikipedia.org/wiki/Check_engine_light

   When the MIL is lit, the engine control unit stores a fault code related to the malfunction, which can be retrieved—although in many models this requires the use of a scan tool. This warning light can indicate almost anything from a loose gas cap to a serious knock or fault in the engine.

9. SAE J1587 - Wikipedia

   en.wikipedia.org/wiki/SAE_J1587

   Society of Automotive Engineers standard SAE J1587 is an automotive diagnostic protocol standard developed by the Society of Automotive Engineers (SAE) for heavy-duty and most medium-duty vehicles built after 1985.