DTC P0159: Front Secondary Heated Oxygen Sensor (Secondary HO2S (Bank 2, Sensor 2)) Slow Response: Notes

NOTE: Check the label on the PCM to see if it was made by Keihin or Continental. Refer to the Service Manual Fuel and Emissions Systems' General Troubleshooting Information for more details.

Fig 1: Front Secondary Heated Oxygen Sensor - Circuit Diagram (Bank 2, Sensor 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Secondary HO2S Voltage And Throttle Position Versus Time Graph

Courtesy of AMERICAN HONDA MOTOR CO., INC.