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  2. On-board diagnostics - Wikipedia

    en.wikipedia.org/wiki/On-board_diagnostics

    $03 Low sensor voltage threshold for switch time measurement; $04 High sensor voltage threshold for switch time measurement; $05 Rich-to-Lean switch time in ms; $06 Lean-to Rich switch time in ms; $07 Minimum voltage for test; $08 Maximum voltage for test; $09 Time between voltage transitions in ms; See OBD-II PIDs#Service_05 for a list.

  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. Brake fluid pressure sensor - Wikipedia

    en.wikipedia.org/wiki/Brake_fluid_pressure_sensor

    The sensor has an input port to measure the hydraulic braking pressure and an electrical connector output for a wire connection for feeding the warning light. Some brake failures do not trip the sensor into a fault mode. A brake fluid pressure sensor is used in anti-lock braking system (ABS). ABS fault lights come on with unexpected wheel lock ...

  5. Tire-pressure monitoring system - Wikipedia

    en.wikipedia.org/wiki/Tire-pressure_monitoring...

    The Act mandated the use of a suitable TPMS technology in all light motor vehicles (under 10,000 lb (4,500 kg)), to help alert drivers of under-inflation events. This act affects all light motor vehicles sold after September 1, 2007. Phase-in started in October 2005 at 20%, and reached 100% for models produced after September 2007.

  6. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  7. Transmission control unit - Wikipedia

    en.wikipedia.org/wiki/Transmission_Control_Unit

    The typical modern TCU uses signals from engine sensors, automatic transmission sensors and from other electronic controllers to determine when and how to shift. [2] More modern designs share inputs or obtain information from an input to the ECU, whereas older designs often have their own dedicated inputs and sensors on the engine components.

  8. Scientists think they know why Stonehenge was rebuilt ...

    www.aol.com/news/stonehenge-may-rebuilt-unify...

    New research has shed light on how Stonehenge may have served to unify Britain’s early farmers as newcomers from Europe began to arrive thousands of years ago.

  9. Georgia coach Kirby Smart mistakenly believed Notre Dame's 11 ...

    www.aol.com/kirby-smart-falsely-claims-notre...

    Georgia coach Kirby Smart took exception to Notre Dame's full-scale substitution in the fourth quarater of the Sugar Bowl. But he was wrong.