P0036 Atención pronto
HO2S Heater Control Circuit
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Descripción
This code points to a problem with the heating element of an oxygen sensor, specifically its control circuit. This heater helps the sensor warm up quickly so it can accurately measure exhaust gases.
Causas comunes
- Faulty oxygen sensor heater circuit
- Wiring issue to the oxygen sensor
- Blown fuse for the oxygen sensor heater
- Problem with the engine control module (ECM)
Síntomas
- Check Engine light is on
- Increased fuel consumption
- Failed emissions test