What is the code for TCC not functioning?
P0740 is the code for TCC not functioning. The fact that you are losing 4th when it warms up is a concern. The factors that can effect this would be temp over ride. What does the computer think the engine temp is when the vehicle acts up?
What causes a torque converter clutch to malfunction?
P0740 – Torque converter clutch (TCC) solenoid – circuit malfunction Trouble Code Fault Location Probable Cause P0740 Torque converter clutch (TCC) solenoid – Wiring, TCC solenoid, ECM/PCM/TCM
When do I get the trouble code on my torque converter?
Every vehicle built since 1996 returns this generic trouble code when a problem is detected with the torque converter clutch circuit, however, modern vehicles now determine when to give this code based on other information as well such as throttle position, engine load, car speed etc.
What is the trouble code for a torque converter?
P0740 is a diagnostic trouble code (DTC) for “Torque Converter Clutch Circuit Malfunction”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic.
How does the Transmission Control Module control the torque converter?
The transmission control module has detected a fault with the circuit that operates the torque converter clutch solenoid. We will consider the TCM the controller for the sake of this article although it may be controlled through the PCM/ECM, consult factory wiring diagrams to determine which system is being used.
What are the trouble codes for transmission pressure control?
Transmission Diagnostic Trouble Codes | DTC Trouble Code Description U1000 Cannot Communicate with TCM / Class 2 .. U0101 Lost Communication with TCM U0402 Invalid Data Received From Transmission P0218 Transmission Over Temperature Condition