A relay is a device that allows a relatively small electrical current to control a larger current.
Symptoms of Wear or Failure
- Components controlled by the relay will not turn on or off as desired
Related Repair Advice
- A relay is commonly controlled by a manual switch or a computer. All electrical inputs to a relay should be checked for proper operation before the relay is replaced.
- Using the incorrect relay on a computer controlled circuit may result in failure of the computer