Background OBD2 Scanners are used to read the check engine light on modern vehicles. The OBD2 standard was adpoted in the United States in 1996. Although not all 1996-present vehicles are completely compliant with the OBD2 specification, they are by law supposed to be.
Standalone OBD-II Engine Code Scan Tools Open Source Code Scan Tools Proprietary Scan Tool * diagnostic tool with touch panel.
Live scan gauges that also scan trouble codes General * DashDyno SPD graphical in-vehicle mounted digital display and data logger. Hundreds of vehicle parameters supported displayed in real time. * Drew Technologies DashDAQ, supports J1850 VPW/PWM, ISO9141-2, ISO14230 (KWP2000), and ISO15765-4 (CAN). 4" Color Touch Screen with customizable screens for digital gauges, recording, and diagnostics * Interceptor round digital gauge features real-time display of 8 parameters including MPG. * JM Diagnostics Code Scanner is for real-time automotive diagnosis based on the OBD 2 & CAN-BUS protocol. * ScanGauge rectangular digital gauge features real time display of selected parameters including fuel economy (MPG).
Manufacturer or Vehicle-specific * X-Gauge round digital gauge specifically for Smart Fortwo and Roadster * Race Diagnogtics liquidTT, supports KW1281 for VAG cars and displays graphical diagnostic data as well as BHP, Torque and 0-60mph times on a colour LCD display.