Fuel Cut-Off Relay | Shaar’s Cars

Controls the fuel pump, cutting off fuel supply in the event of an accident or system fault.

The fuel cut-off relay shuts off power to the fuel pump during an accident or system malfunction, preventing fuel from flowing to the engine to reduce the risk of fire or damage.

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Typical part cost

$20–$60🔒

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Typical labor cost

$50–$150🔒

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Typically lasts

80,000–150,000 mi

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Or about

5.0–10.0 years

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DIY difficulty

4/10

⚠️ Owners Often Notice

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

Engine won’t start

Engine stalls

Fuel pump not engaging

Fuel system failure

Related Services

Services commonly performed on or around this part.

Replace Fuel Cut-Off Relay

No standard interval on file

Inspect Fuel Cut-Off Relay

No standard interval on file

Test Fuel Cut-Off Relay

No standard interval on file