Operation CHARM: Car repair manuals for everyone.

Checking Brake Switch Sense

Tests 1 - 4:




Tests 5 - 7:





SYMPTOM
CHECKING BRAKE SWITCH SENSE

POSSIBLE CAUSES
- Ground circuit open
- Powertrain control module terminal observable defect
- Brake switch
- Brake switch sense circuit shorted to ground
- Brake switch sensor circuit open
- Powertrain control module