No Response From PLGM (Power Liftgate Module)

Test 1-3:

Test 4-7:

Test 8-9:

SYMPTOM
NO RESPONSE FROM POWER LIFTGATE MODULE

POSSIBLE CAUSES
- Attempt to communicate with the BCM
- Fused B(+) circuit open
- Ground circuit open
- Liftgate hall effect sensor short to ground
- Liftgate hall effect supply short to ground
- Body control module - liftgate wake up ground open
- Liftgate module wake up signal wire open
- Liftgate module wake up signal wire short to voltage
- PCI BUS circuit open
- Power liftgate module - open