Brake Switch Sense Status Does Not Change on DRB

Test 1 - 3:

Test 4 - 8:

SYMPTOM
CHECKING A/C OPERATION WITH NO DTCS

POSSIBLE CAUSES
- DRBIII does not show brake SW pressed or released
- (F32) fused B+ circuit open
- (Z2) ground circuit open
- Brake switch
- (V40) brake switch signal circuit open
- (V40) brake switch signal circuit shorted to ground
- Misadjusted switch
- PCM