Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Secondary HO2S Replacement




Secondary HO2S Replacement

Special Tools Required

- O2 sensor socket wrench, Snap-on YA8875 or SWR2, or equivalent, commercially available
1. Disconnect the secondary HO2S 4P connector (A), then remove the secondary HO2S (B).

2. Install the parts in the reverse order of removal.