Operation CHARM: Car repair manuals for everyone.

No Response From Transmission Control Module - Body Control System

Tests 1 - 3:




Tests 4 - 5:




SYMPTOM
NO RESPONSE FROM TRANSMISSION CONTROL MODULE

POSSIBLE CAUSES
- Ground circuit open
- Fused ignition switch output circuit open
- CCD Bus (+) circuit open
- CCD Bus (-) circuit open
- Transmission control module