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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Two-Sensor Control
Two-Sensor Control, Basic System Diagram:
O2 Sensor Signal Upstream Of TWC:
1.
O2 sensor signal upstream of
TWC a) Voltage threshold for rich - lean transition (b) or lean - rich transition (c)
2.
Lambda control without correction variable
3.
Lambda control with correction variable (d), time shift (+TV) in rich direction
4.
Lambda control with correction variable (e), time shift (-TV) in lean direction
