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Replace Oxygen Sensor Relay

Exhaust System

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Replacement of the relay that supplies power to the oxygen sensor. A faulty relay prevents the sensor from functioning, leaving the engine unable to adjust fuel mixture correctly.

Estimated Cost

$70–$210🔒

Parts + labor, based on the parts this service typically requires. Not specific to your vehicle or region — this spans all vehicles, all regions, and all part grades, so treat it as a rough ballpark rather than a quote.

Parts Involved

Oxygen Sensor Relay (Required) →