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
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
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Oxygen Sensor: Description and Operation
The
oxygen sensor (two on Legend models), located in the exhaust manifold(s), detects the oxygen content in the exhaust gas and inputs this information to the ECU. The ECU then varies the duration of injection to optimize fuel economy and performance.