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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Oxygen Sensor: Description and Operation
The
oxygen sensor is mounted in the exhaust manifold. The output signal from this sensor, which varies with the oxygen content of the exhaust gas stream, is provided to the ECU for use in controlling closed loop fuel control delivery.