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Elm327 free abs software software#
New applications include smartphones.There are a large number of programs available that connect to the ELM327.The function of such software may includeSupplementary vehicle instrumentationReporting of error codesClearing error codesELM327 FunctionsRead diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database).Clear trouble codes and turn off the MIL ('Malfunction Indicator Light', more commonly known as the 'Check Engine Light')Display current sensor dataEngine RPMCalculated Load ValueCoolant TemperatureFuel System StatusVehicle SpeedShort Term Fuel TrimLong Term Fuel TrimIntake Manifold PressureTiming AdvanceIntake Air TemperatureAir Flow RateAbsolute Throttle PositionOxygen sensor voltages/associated short term fuel trimsFuel System statusFuel PressureProtocols supported by ELM327The protocols supported by ELM327 are:SAE J1850 PWM (41.6 kbit/s)SAE J1850 VPW (10.4 kbit/s)ISO 9141-2 (5 baud init, 10.4 kbit/s)ISO 14230-4 KWP (5 baud init, 10.4 kbit/s)ISO 14230-4 KWP (fast init, 10.4 kbit/s)ISO 15765-4 CAN (11 bit ID, 500 kbit/s)ISO 15765-4 CAN (29 bit ID, 500 kbit/s)ISO 15765-4 CAN (11 bit ID, 250 kbit/s)ISO 15765-4 CAN (29 bit ID, 250 kbit/s)SAE J1939 (250kbit/s)SAE J1939 (500kbit/s)ELM327 command setThe ELM327 command set is similar to the Hayes AT commands.Pirate clonesThis section does not cite any sources.
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Elm327 free abs software Bluetooth#
Other variants implement only a subset of the OBD protocols.Contents1 Uses2 Protocols supported by ELM3273 ELM327 command set4 Pirate clones5 See also6 References7 External linksUsesMain article: On-Board Diagnostics § OBD ApplicationsThe ELM327 abstracts the low-level protocol and presents a simple interface that can be called via a UART, typically by a hand-held diagnostic tool or a computer program connected by USB, RS-232, Bluetooth or Wi-Fi. The ELM327 command protocol is one of the most popular PC-to-OBD interface standards and is also implemented by other vendors.The original ELM327 is implemented on the PIC18F2480 microcontroller from Microchip Technology.ELM327 is one of a family of OBD translators from ELM Electronics.
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