What are the tips for cleaning an oxygen sensor?

1 Answers
KatherineDella
07/30/25 3:13am
Tips for cleaning an oxygen sensor: 1. Remove the oxygen sensor from the car; 2. Prepare a cleaning solution, typically by dissolving ferric chloride in water and then adding hydrochloric acid to mix; 3. Soak the oxygen sensor in the prepared solution for about 10 to 15 minutes; 4. After soaking, wipe it clean with a clean cloth. When the oxygen sensor turns white, it indicates the cleaning is complete. The oxygen sensor is a sensing component installed on the exhaust pipe of a car engine. It detects the gas ratio in the exhaust and feeds the information back to the car's onboard computer, allowing the vehicle to assess its condition and achieve an optimal driving state.
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