Heated Oxygen Sensor (O2)
CAUTION:
DO NOT
pull on sensor wire when servicing Heated Oxygen Sensor. Always use caution when working around hot exhaust system components.
Disconnect sensor wiring. Remove sensor using Sensor Remover/Installer (C-4907). With sensor removed, clean threads using a 18mm x 1.5mm x 6E tap. Coat threads of used sensor with anti-seize prior to installation. To install, reverse removal procedure.