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)

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Speed Will Not Set In System

1. Ensure actuator is connected and adjusted properly.
2. Ensure proper electrical and vacuum connections. If problem is found, repair as needed.
3. Perform control switch test as outlined in System Diagnosis & Testing. If system is still not functioning properly go to next step.
4. Perform dump valve test as outlined in System Diagnosis & Testing. If system is still not functioning properly go to next step.
5. Perform clutch switch test as outlined in System Diagnosis & Testing. If system is still not functioning properly go to next step.
6. Ensure brake light system is working. If not working, test brake light system. if working, perform switch test as outlined in System Diagnosis & Testing. If system is still not functioning properly go to next step.
7. Ensure proper actuator operation. Perform actuator tests as outlined in System Diagnosis & Testing. If system is still not functioning properly, go to next step.
8. Perform speed sensor test as outlined in System Diagnosis & Testing.