Removal Procedure
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
- Disconnect Heated Oxygen Sensor Electrical Connector (1)
- Remove Catalytic Converter Replacement - Left Side. Refer to Catalytic Converter Replacement - Left Side (LF4)
- The in-line connector and louvered end must be kept clear of grease, dirt or other contaminants. Avoid using cleaning solvents of any type. DO NOT drop or roughly handle the heated oxygen sensor (HO2S).
- The HO2S may be difficult to remove when the engine temperature is less than 48°C (120°F).
- Remove Heated Oxygen Sensor (1)
CAUTION:
Refer to Heated Oxygen and Oxygen Sensor Caution .
NOTE:
CAUTION:
Refer to Silicon Contamination of Heated Oxygen Sensors Caution .