Removal & Installation (626 2.0L)
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2001 Mazda Tribute, 2001 Mazda Protege, 2001 Mazda Millenia, 2001 Mazda MX-5 Miata, and 2001 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
Remove oil filter. Using tool (49-H018-001) replace knock sensor. Reinstall oil filter.