mfortuna wrote:Look at the read me first sticky and find the service manual for the 500 series. Then you can learn how to run diagnostics and see how the wheels behave. Did you try turning the wheels by hand to see if there is a difference in resistance?
mfortuna wrote:It sounds like you got into diag mode. Read further in the manual and look for how to advance to the wheel test. If the wheel is not turning at all it could be a bad motor or connection.
vic7767 wrote:Try removing the left wheel, use a battery source like a 9 volt battery and connect to the motor.
vic7767 wrote:There are two leads (Red and Black) that connect to the motor to operate it. Find those two colors on the Paddle board connector that plugs into the connector on the motherboard (PCB),
sageman wrote:have you reverced the polarity to make the motor turn the outher way
the outher wires (4) are for the micro switch (wheel drop sensor) and an odemeter
vic7767 wrote:It would appear that you have a good drive motor but have a defective H bridge transistor/diode component. Try doing a search for H bridge and do a bit of reading.