1.- Unlock seat and lift up.
2.- a) unplug battery connector
- b) Squeeze the 2 sides together and slide into the toy to free the opposite end of the bracket, then pull bracket out of the toy to completely remove the battery bracket.
3.- Lift cover if present. Slide plastic holder up from the toy.
4.- Disconnect the 4 connectors from circuit board.
5.- Unscrew 2 screws that hold the circuit board onto holder and remove. Place new circuit board onto holder and replace the 2 screws.
6.- Plug in the 4 connectors onto the circuit board.
7.- Slide the circuit board holder onto the body of the toy.
8.- Place battery into toy. Hook up battery connector. Replace battery bracket.
9.- Close seat and lock.