Fuel Injection Harness Connector

Connects the fuel injectors to the engine’s wiring harness.

The fuel injection harness connector links the fuel injectors to the vehicle’s electrical system, ensuring proper power and communication for fuel delivery to the engine.

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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

3/10

⚠️ Owners Often Notice

If the Fuel Injection Harness Connector is starting to fail, these are the signs owners most commonly report before it gets worse:

Engine misfires

Poor fuel economy

Engine stalling

Fuel injectors not working

Electrical issues

Related Services

Services commonly performed on or around this part.

Replace Fuel Injection Harness Connector

No standard interval on file

Inspect Fuel Injection Harness Connector

No standard interval on file

Test Fuel Injection Harness Connector

No standard interval on file