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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temporarily or
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Throttle Position Sensor/Switch: Description and Operation
Receiving the throttle valve opening signal from the
throttle position sensor, ECM converts it into the duty signal (voltage signal) and sends it to transmission control module. Then transmission control module uses it as the signal to control the automatic transmission.
