DTC P0137 Or DTC P0138: Notes

Code Definition

• DTC P0137: Heated Oxygen Sensor Bank No. 1 (Left Bank), Sensor No. 2 (B1 S2), Circuit - Low Voltage
• DTC P0138: Heated Oxygen Sensor Bank No. 1 (Left Bank), Sensor No. 2 (B1 S2), Circuit - High Voltage