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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Test K

PINPOINT TEST K: DTC C1179 - EXCESSIVE CABLE SLACK IN SPEED CONTROL CABLE, DTC C1109 - THROTTLE DID NOT RETURN TO IDLE AFTER SELF-TEST


Test K1:






Normal Operation
When the inputs are received by the speed control actuator, a stepper motor is prompted to pull the throttle through a speed control cable to maintain the selected speed.

Possible Causes
- speed control cable
- speed control actuator