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Throttle-By-Wire Diagnostics

Tomorrow's Technician

It was first used on a German V12 to synchronize the two banks of cylinders with two throttle bodies. Over the past 20 years, throttle-by-wire has become the standard technology on all gasoline engines. These issues need to be resolved before trying to troubleshoot a throttle-by-wire problem. Throttle by wire was once a mystery.