What does it mean if my car says transmission over temp?
Now, when the light comes on indicating that your transmission is overheating, it means that your vehicle is functioning at 250 degrees, which is considered “extremely high” temperature. At 270 degrees your transmission fluid completely breaks down and your transmission can seize up.
What is the transmission temperature sensor?
Thermometrics Transmission Fluid Temperature Sensor (TFT) measures the temperature of transmission fluid. It provides input to the control module to modify shift patterns for smoother shifting in automatic transmissions, and also provides over-temperature protection by locking the torque convertor.
When do you get transmission over temp message?
2006 4.7 WK just got a message for the first time “transmission over temp” in dash/evac. I stopped to go into a store and check the transmission oil temp and it was in the hot zone on the stick. 2 nights ago I tried to boost a friend’s car and had it charging his battery for around 10 minutes.*
What should the transmission temperature be in a GM Truck?
The manufacturer makes the transmission and the fluid to hold up under higher temps. It’s not a matter of opinion…it’s what is stated by GM. You will run at least 80 – 100 degrees above ambient temperature-hotter if you are towing. The manufacturer makes the transmission and the fluid to hold up under higher temps.
Where does the transmission over temp light come from?
On 2005 and on JGC the TCM (transmission control module) is integral to the PCM. The temperature sensor signal goes to the PCM and this one will trigger the overtemp light.
What to do if your DSG transmission is too hot?
Replacing transmissions is never cheap, so do yourself a favor and change the fluid out at the specified intervals and make sure the correct fluid is being used. If the transmission temperature warning keeps coming on, our certified technicians are always available to help you diagnose any issues you may be experiencing.