Why does my car say transmission over temp?
This indicator light is warning you that the transmission fluid’s temperature too high, which can lead to transmission failure. At 220 degrees, your transmission’s life is cut in half. At 240 degrees, it’s cut to one quarter of what it should be, and at 260 degrees, it can only last 1/8 of the time is should.
Why is my 2006 Jeep overheating?
While there are a variety of reasons your Jeep Commander is overheating, the most common 3 are a coolant leak (water pump, radiator, hose etc.), the radiator fan, or a failed thermostat.
What should a transmission temp be?
175 to 220 degrees
The optimal temperature range for transmission fluid is 175 to 220 degrees. Above that, for every 20 degrees bad things happen, starting with formation of varnish at 240 degrees, followed by seals hardening, plates slipping, seals and clutches burn out, carbon is formed, and, ultimately, failure.
How can you tell if water pump is going bad?
Five Signs Your Water Pump Is Failing
- Overheating. A dead or dying water pump cannot circulate coolant through your vehicle’s engine and, as such, the engine will overheat.
- Coolant Leaks. Coolant leaks from the water pump are common and a clear sign that it’s time to replace the pump.
- Corroded Water Pump.
- Whining Noises.
What causes transmission over temp in Jeep Grand Cherokee?
IT IS THE WIRING TO THE TRANS, THE FLUID HAS GOT UP INTO IT AND CAUSING YOUR PROBLEM, SEEN IT TWICE! You can’t post conmments that contain an email address.
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.*
Why is my transmission fluid not overheating?
Than yesterday I got the message back, the transmission fluid is not overheating and was also changed 1-2 years ago. Fix anything you have on low voltage like a bad battery or a parasitic drain. Low voltage in the system will cause erroneous DTC in the PCM and will lead you to try chasing something that’s not broke….
What does transmission over temp on 2006 Commander mean?
An other member found the PCM at fault. 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 it the PCM? Powertrain Control Module.