To find the relay in the fuse box under the dash, open the driver's side door and look to the left of the steering wheel. You will see a black plastic cover that has a diagram of the fuse box on the inside. Open the cover and look for the relay that is labeled "Wipers." The relay will be a small black or gray box with four terminals.
To find the relay in the engine bay fuse box, open the hood and look for a black plastic box that is located near the battery. Open the cover of the fuse box and look for the relay that is labeled "Wipers." The relay will be a small black or gray box with four terminals.