Operation CHARM: Car repair manuals for everyone.
Home >> Mitsubishi >> 1987 >> Precis L4-1468cc 1.5L SOHC >> Repair and Diagnosis >> Powertrain Management >> Tune-up and Engine Performance Checks >> Idle Speed >> Adjustments >> Idle Speed W/O Computer Control
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)

Or, hide this message: temporarily or permanently

Idle Speed W/O Computer Control


All years, not including Tredia/Cordia w/AT, set idle speed to specified value.




To set Power Steering Electrical load speed-up, apply 12 volts to throttle opener solenoid and adjust to specified value. To set AC speed-up, turn AC on and adjust vacuum actuator to specified value.


pro multis · About Operation CHARM