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

Checking Brake Switch

Tests 1 - 4:




Tests 5 - 9:




Tests 10 - 14:





SYMPTOM
* CHECKING THE BRAKE SWITCH

POSSIBLE CAUSES
- Brake switch sense circuit open
- Fused B(+) circuit open
- Ground circuit open
- Powertrain Control Module
- Brake switch "PRESSED" and "RELEASED"
- Brake switch adjustment
- Brake switch (1)
- Brake switch (2)
- Brake switch (3)