What's the 16705 vw code?

The 16705 Volkswagen code is engine speed sensor (g28): implausible signal. Your vehicle's engine speed sensor, or vehicle speed sensor as it is also known, sends information to Your car's computer about how fast the car's engine is spinning at any particular moment. The sensor does this by recording how fast the crankshaft of Your vehicle is spinning.But what happens if Your speed sensor goes bad. Will You notice Well without a valid speed signal from these sensors, the PCM will not be able to correctly control the shifting of gears within the transmission. This may cause the transmission to shift roughly or more quickly than normal.