LEMON Manuals: Even more car manuals for everyone
Home >> Chrysler >> 2009 >> 300 Signature Series >> Repair and Diagnosis >> External Pages >> Different car >> Section 331 ((Transmission Control Module (TCM) - Electrical Diagnostics - Nag1 Automatic Transmission)) >> DTC Troubleshooting >> P0742-Torque Converter Clutch Stuck On >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2010 Dodge Charger and 2010 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(T75) TCC SOLENOID CONTROL CIRCUIT SHORT TO GROUND
(T75) TCC SOLENOID CONTROL CIRCUIT SHORT TO ANOTHER CIRCUIT
INTERNAL TRANSMISSION
LOCKUP CONTROL VALVE STICKING IN ITS BORE
LEAKING TCC SOLENOID
TORQUE CONVERTER
TRANSMISSION CONTROL MODULE

Always perform the NAG1 Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Transmission Control (TCM) - Standard Procedure  

scientia non olet · About LEMON Manuals