← Search Parts

Starter Cut-Off Relay

Critical For Operation

Wiring/Fuses/Relays

Disconnects power to the starter motor once the engine is running.

The starter cut-off relay prevents the starter motor from continuing to run after the engine has started, protecting the starter and flywheel from damage and ensuring that the starter only operates when necessary.

💵
Typical part cost
$20–$60🔒
🔧
Typical labor cost
$50–$150🔒
🛣️
Typically lasts
100,000–200,000 mi
📅
Or about
7.0–10.0 years
🛠️
DIY difficulty
3/10

⚠️ Owners Often Notice

If the Starter Cut-Off Relay is starting to fail, these are the signs owners most commonly report before it gets worse:

Starter motor running continuously
Engine making grinding noise
Starter motor damage

Related Services

Services commonly performed on or around this part.

Replace Starter Cut-Off Relay

No standard interval on file

Inspect Starter Cut-Off Relay

No standard interval on file

Test Starter Cut-Off Relay

No standard interval on file