Operation CHARM: Car repair manuals for everyone.
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

Fast Idle Speed

Fig. 71 Disconnecting Hose on TVSV:




Fig. 72 Setting Fast Idle:







1. Stop engine and remove the air cleaner.
2. Plug off hoses as necessary to prevent vacuum leaks.
3.D isconnect the hose from the TVSV M port and then plug the port, Fig. 71. This will disable the EGR and choke opener system.
4. Set the fast idle cam by holding the throttle slightly open, pushing the choke valve fully closed and releasing the throttle valve, Fig. 72.
5. Start the engine without depressing the accelerator pedal.
6. Set the fast idle speed to 3000 RPM by turning adjusting screw, Fig. 72.