Diagnostic Test

TRANSMISSION CONTROL MODULE 

Repair 

• Using the schematics as a guide, check the Transmission Control Module (TCM) connectors and terminals for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace and program the TCM in accordance with the Service Information.
• Perform NAG1 TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .