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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Power Steering Pressure Switch: Description and Operation
The
power steering oil pressure switch is a contact type switch to detect the power steering load. When power steering oil pump pressure rises, the switch inputs an On signal to ECU, at which ECU prevents engine drop due to power steering load and obtains stable idle.