A/C Compressor Control Relays

Replacement Parts > HVAC > Relays

A/C Compressor Control Relays

Filter Options

Important: To get started, click the blue "Filter Options" button to select your vehicle and then use the filters to narrow your options.

Important: To get started, select your vehicle on the left and then use the filters to narrow your options.

What is an A/C Compressor Control Relay?

An A/C Compressor Control Relay is an electrical component that helps the air conditioning system turn on and off. It is a switch that controls the compressor motor and can prevent the compressor from overworking and potentially burning out.

What are the signs of a faulty A/C Compressor Control Relay?

The signs of a faulty A/C Compressor Control Relay include the following:

  1. The air conditioner will not turn on, even when the switch is in the on position.
  2. The air conditioning system runs for a few seconds, then turns off.
  3. The air conditioner runs erratically and doesn't cool the car properly.
  4. The air conditioner makes unusual noises when it runs.


Can a faulty A/C Compressor Control Relay cause damage?

Yes, a faulty A/C Compressor Control Relay can cause damage. If the relay is faulty, it can cause the compressor to overwork and potentially burn out. This can lead to expensive repairs.

How do you replace an A/C Compressor Control Relay?

In order to replace an A/C Compressor Control Relay, you will need to perform the following steps:

  1. Disconnect the negative battery cable.
  2. Remove the access panel on the air conditioning system.
  3. Unplug the electrical connectors of the A/C Compressor Control Relay.
  4. Install the new A/C Compressor Control Relay.
  5. Reconnect the electrical connectors.
  6. Replace the access panel.
  7. Reconnect the negative battery cable.