DTC P1128: Heated Oxygen Sensor (Ho2S) Signals

WARNING: This page is about a different car, the 2003 Mazda Tribute. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Heated Oxygen Sensor Signals Troubleshooting Procedure (1 Of 4)

Courtesy of FORD MOTOR CO.

Fig 2: Heated Oxygen Sensor Signals Troubleshooting Procedure (2 Of 4)

Courtesy of FORD MOTOR CO.

Fig 3: Heated Oxygen Sensor Signals Troubleshooting Procedure (3 Of 4)

Courtesy of FORD MOTOR CO.

Fig 4: Heated Oxygen Sensor Signals Troubleshooting Procedure (4 Of 4)

Courtesy of FORD MOTOR CO.

Fig 5: Heated Oxygen Sensor Signals Inspection Procedure (1 Of 2)

Courtesy of FORD MOTOR CO.

Fig 6: Heated Oxygen Sensor Signals Inspection Procedure (2 Of 2)

Courtesy of FORD MOTOR CO.