No Response From Transmission Control Module - Transmission Control System

Symptom:
NO RESPONSE FROM TRANSMISSION CONTROL MODULE - NGC

Test 1-2:

Test 3-4:

Test 5-6:

POSSIBLE CAUSES
- NO RESPONSE FROM TRANSMISSION CONTROL MODULE
- FUSED IGNITION SWITCH OUTPUT CIRCUIT OPEN
- FUSED B(+) CIRCUIT OPEN
- GROUND CIRCUIT(S) OPEN
- POWERTRAIN CONTROL MODULE
- PCI BUS CIRCUIT OPEN
- BODY CONTROL MODULE