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  2. On-board diagnostics - Wikipedia

    en.wikipedia.org/wiki/On-board_diagnostics

    The ability to use multiple software programs adding flexibility; The identification and clearance of fault code; Data shown by intuitive graphs and charts; The extent that a PC tool may access manufacturer or vehicle-specific ECU diagnostics varies between software products [42] as it does between hand-held scanners.

  3. Check engine light - Wikipedia

    en.wikipedia.org/wiki/Check_engine_light

    When the computer detected a fault, it illuminated the MIL. Up until OBDII, on most cars the MIL could output codes. When two pins on the ALDL are jumped, the light would flash the codes, for instance (blink) (pause) (blink) (blink) for code 12. Some manufacturers, such as Honda, retained this feature even after OBDII.

  4. Engine knocking - Wikipedia

    en.wikipedia.org/wiki/Engine_knocking

    If the characteristic pressure peak of a knocking combustion is detected the ignition timing is retarded by steps of a few degrees. If the signal normalizes indicating a controlled combustion the ignition timing is advanced again in the same fashion keeping the engine at its best possible operating point - the so-called ″knock limit″.

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  6. Las Vegas police looking for links between Cybertruck blast ...

    www.aol.com/police-investigating-vehicle...

    Authorities are investigating a Tesla Cybertruck explosion on Wednesday outside the Trump Las Vegas hotel in Nevada as a possible act of terror, law enforcement officials said. Sheriff Kevin ...

  7. Man's 'Santa-antics' get him stuck in chimney while running ...

    www.aol.com/news/mans-santa-antics-gets-him...

    A man who was running away from police has been arrested after getting stuck in a chimney while trying to hide from them, authorities said. The incident occurred on Tuesday evening in Fall River ...

  8. Netanyahu's prostate removal surgery was a success ... - AOL

    www.aol.com/israels-netanyahu-undergo-prostate...

    Israeli Prime Minister Benjamin Netanyahu successfully underwent surgery to have his prostate removed, hospital officials said Sunday. The 75-year-old leader, who has had a series of health issues ...

  9. Power-on self-test - Wikipedia

    en.wikipedia.org/wiki/Power-on_self-test

    No RAM installed/detected Three successive tones followed by a repeating five-second pause: Incompatible RAM types; No good banks One long tone while the power button is held down: EFI ROM update in progress (For Macs made until 2012) Three long tones, three short tones, three long tones: EFI ROM corruption detected, ROM recovery in process