P0136
O2 Sensor Circuit Bank 1 Sensor 2
P0136 is an OBD-II diagnostic trouble code meaning: O2 Sensor Circuit Bank 1 Sensor 2. Common causes: oxygen sensor malfunction, open or short circuit in the sensor circuit. Estimated repair cost: $56–167.
Symptoms
- Increased fuel consumption
- Unstable engine idling
- Check Engine Light Illuminates
Causes
- Oxygen sensor malfunction
- Open or short circuit in the sensor circuit
- Problems with the sensor connector
- Malfunction of the catalytic converter
How to Fix
- Check the integrity of the sensor wiring harness
- Check the sensor connector for corrosion
- Replace the oxygen sensor if necessary
- Check the operation of the catalytic converter
Related codes
Error P0136 by Vehicle Brand
FAQ
What does the P0136 code mean?
P0136 is an OBD-II diagnostic trouble code that indicates: O2 Sensor Circuit Bank 1 Sensor 2
What causes a P0136 error code?
The most common causes of P0136 include: Oxygen sensor malfunction; Open or short circuit in the sensor circuit; Problems with the sensor connector; Malfunction of the catalytic converter.
How do I fix a P0136 diagnostic trouble code?
To fix P0136: Check the integrity of the sensor wiring harness. Check the sensor connector for corrosion. Replace the oxygen sensor if necessary. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0136?
Limited driving only, diagnose soon
How much does it cost to fix P0136?
The estimated repair cost for P0136 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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