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

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Fast Idle Control System

FAST IDLE CONTROL SYSTEM




1. Using scale and mirror, measure plunger protrusion "a" at engine coolant temp. is 25 °C (77 °F).
"a" = 26.6 - 27.4 mm (1.048 - 1.078 in.)
2. Warm up engine and check to make sure that fast control cam is off cam follower lever at engine coolant temp. is 52 - 68 °C (126- 154 °F) or higher.
If malfunction is found, replace throttle body.