5 Steps to Replace the Wiper Motor on a John Deere Tractor

The john deere wiper motor Tractor is one of the most reliable and efficient pieces of machinery around. However, with any piece of machinery, parts need to be replaced on occasion. The wiper motor on a John Deere Tractor is no exception. Replacing the wiper motor is a relatively simple process, and by following the steps outlined below, you can replace the wiper motor on your John Deere Tractor in no time. 

It is important to note that before beginning any work on a tractor, ensure the power is turned off and the key is removed. Make sure to also consult the user manual provided with the tractor for any additional safety instructions. With that in mind, here are the five steps to replace the wiper motor on a John Deere Tractor.

1. Remove the old wiper motor

The first step in replacing the wiper motor on a John Deere tractor is to remove the old motor. Start by disconnecting the wiper motor from the wiper switch. Then, remove the three bolts that attach the motor to the wiper arm. Gently pull the motor away from the arm, being careful not to damage any wiring. Disconnect the power wires and the ground wire, and then remove the motor from the vehicle.

2. Disconnect the wiring

Once you have the new wiper motor in place, it’s time to disconnect the wiring. Begin by unplugging the wiring harness from the wiper motor. Then, use a socket wrench or set of pliers to loosen the bolts that hold the wiring straps in place. You may need to cut the wiring straps with a pair of scissors or wire cutters if they are too tight. Finally, gently pull the wires away from the wiper motor and disconnect them from the tractor. When you are planning to buy new wires, you can get such from online stores like Southwest Performance Parts. When you purchase online, you can enjoy a lot of benefits.

3. Install the new wiper motor

The third step in replacing the wiper motor on a John Deere tractor is to install the new motor. First, connect the new motor to the wiring harness and secure it with the provided screws. Be sure to use the right size screwdriver and screws to ensure a tight fit. Once the motor is secured, attach the wiper arms to the new motor and tighten the screws to secure them. Lastly, check the wiring to ensure it is properly connected before turning the power back on.

4. Reconnect the wiring

Once the new wiper motor has been secured, it is time to reconnect the wiring. Before doing so, make sure to review the wiring diagram from the John Deere manual to ensure the connections are wired correctly. Make sure to connect the positive and negative wires to the corresponding outlets on the motor. If any of the wires are not connected correctly, the wiper motor will not work. Once the wiring is completed, test the motor by turning on the tractor and activating the wiper switch.

5. Test the new wiper motor

Once the new wiper motor is in place, it’s time to test it. Start by turning the key to the on position and flipping the wiper switch to the on position. The wiper blades should move back and forth in a smooth motion. If there is any hesitation or the blades don’t move at all, turn the switch off and check the connections. If the connections are secure and the blades still don’t move, the new motor may be faulty and needs to be replaced.


In conclusion, replacing the wiper motor on a John Deere tractor is a fairly straightforward process. By following the steps outlined in this post, you will be able to remove the old motor and install a new one in about an hour. Make sure to double-check all the connections and ensure that everything is properly secured and tightened before you start the tractor up. With the right tools and a bit of patience, you’ll have the wiper motor replaced in no time.

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