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

Brake Switch (Cruise Control): Testing and Inspection

1. Disconnect double connector from switch pigtail, then connect 12 volts to either terminal.
2. Connect test lamp between other terminal and a good ground.
3. Test lamp should illuminate when brake pedal is at rest.
4. Test lamp should go off when brake pedal is depressed approximately 3/8 inch.
5. If test lamp does not respond as specified, stop lamp switch is out of adjustment or defective. Adjust or replace as needed.