P0136 OBD II Trouble Code Oxygen O2 Sensor Circuit Low Voltage (Bank1, Sensor2)
Symptoms of P0136 OBD II Trouble Code
- Faulty O2 sensor leak in exhaust close to O2 sensor
- Short to voltage on O2 signal circuit
- Open in circuit resistance caused by corrosion in connector
Common Causes of P0136 OBD II Trouble Code
- Replace the second oxygen sensor on bank 1
- Repair open or short in signal circuit
- Clean corrosion from connector