Diagnostic Test

TRANSMISSION CONTROL MODULE 

View repair

Repair 

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