P0061Low SeverityEmissions

HO2S Heater Resistance (Bank 2, Sensor 3)

What This Means

The oxygen sensor heater resistance for bank 2, sensor 3 is outside specification. This position is used on vehicles with extended exhaust systems.

Common Symptoms

Check engine light on
No drivability issues
Higher emissions
May fail emissions test

Common Causes

Aging heater element
Connection resistance
Corroded connector
Wiring issue
Environmental exposure

Estimated Repair Cost

$100 – $400

Parts and labor (varies by vehicle and location)

Difficulty:Easy

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For informational purposes only. Diagnostic trouble codes are starting points for diagnosis, not definitive answers. Always consult a certified mechanic for proper diagnosis and repair. Estimated costs vary by vehicle, location, and shop rates.