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 Signal: Description and Operation
NOTE: This is not applicable to Canadian vehicles.
PURPOSE This signal is processed by the
Engine Control Module (ECM) to modify
idle speed and charging voltages as necessary.
OPERATION The Brake Switch Signal is produced by application of the Brake Light Switch.