Ignition Relays

Replacement Parts > Ignition > Relays

Ignition Relays

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What is an Ignition Relay?

An Ignition Relay is an electrically operated switch that opens and closes circuits in an electrical system. It helps control the flow of electricity from the battery to the ignition system, including the spark plugs.

What is the purpose of an Ignition Relay?

The Ignition Relay helps control the flow of electricity from the battery to the ignition system, including the spark plugs. Without it, the ignition system would not be able to receive the power it needs to start the engine.

How do I determine if my Ignition Relay is faulty?

If your Ignition Relay is faulty, you may experience difficulty starting the engine or it may not start at all. You may also notice the engine running rough or misfiring, or the engine could shut off while driving.

Can a faulty Ignition Relay cause damage?

Yes, a faulty Ignition Relay can cause damage to the vehicle’s engine and other components. Without the proper flow of electricity, the ignition system will not be able to start the engine or keep it running.

How do I replace my Ignition Relay?

To replace your Ignition Relay, you will need to:

  1. Locate the Ignition Relay on the vehicle.
  2. Disconnect the negative battery cable.
  3. Disconnect the electrical connections to the Ignition Relay.
  4. Remove the Ignition Relay from the vehicle.
  5. Install the new Ignition Relay.
  6. Connect the electrical connections to the new Ignition Relay.
  7. Reconnect the negative battery cable.


How often should I inspect my Ignition Relay?

Ignition Relays should be inspected regularly as part of a routine maintenance program. It is recommended that you inspect your Ignition Relay every 10,000 miles or as recommended by the manufacturer.