Courtesy Lamps Inop From Both Doors & Courtesy Lamp Switch

Tests 1 - 4:

Test 5:

SYMPTOM
COURTESY LAMPS INOPERATIVE FROM BOTH DOORS AND COURTESY LAMP SWITCH

POSSIBLE CAUSES
- BCM - courtesy lamps INOP verification
- Fuse #4 open
- Battery supply to fuse #4 open
- Courtesy lamp driver circuit open
- Fused B+ circuit open