RC Vehicle Electronic Speed Control Replacement

Position the car so that the wires are facing upwards.

Unplug the blue wire.

Unplug the yellow wire.

Unplug the thin bundle of black, white, and red wires.

Move both ends to the side of the car to clear your workspace.

Slide an opening tool beneath the red controller unit.

Pry upwards with moderate force until the controller unit is detached.

Slide an opening tool beneath the power button.

Pry upwards with moderate force until the power button is detached.

Dampen a shop towel with 99.9% pure isopropyl alcohol.

Rub the dampened towel over any residual adhesive on the car.

Clean the residue until the surface is smooth.

Dampen a shop towel with 99.9% pure isopropyl alcohol.

Rub the dampened towel over the bottom of the controller unit.

Dampen the shop towel with more 99.9% pure isopropyl alcohol.

Rub the dampened towel over the bottom of the power button.

Position the controller unit so that the bottom faces upwards.

Unwind 1 inch of double-sided adhesive.

Center the adhesive on the bottom and press down to secure it.

Trim any excess adhesive from the bottom of the controller unit.

Smooth the adhesive by rubbing it with your thumb.

Repeat Steps 9 and 10 with the power button instead of the controller unit.

Peel off the red layer from the adhesive attached to the controller unit.

Secure it to the original spot of the old controller unit.

Peel off the red layer from the double-sided adhesive attached to the power button.

Secure it to the original spot of the old power button.

Locate the thin bundle of black, white, and red wires and reconnect their heads.

Secure the black, white, and red wires to the frame of your car using two 4-inch zip ties.

Plug the yellow wire into the connector at the bottom of the motor (Image 2).

Plug the blue wire into the connector at the top of the motor (Image 3).

Tuck away the thick red and black charging wires.