2014 Volkswagen Passat: engine overheating

Filed Apr 4, 2025 · Transmission · NJ

My vehicle has a transmission coolant leak, which is common for some of the 2014 Passat. Not pretty sure if it is due to the faulty O-ring recalled for some of 2014 passats.

Filed Jan 25, 2025 · Engine · MS

Heater core has clogged after replacement in less than 12 months. This is the 4th occurrence of this failure on this vehicle. Failure has the risk to overheat engine. VW Technical Service Bulletin has been modified multiple times, but still doesn't fully resolve the issue.

Filed Apr 22, 2024 · Engine · MS

Emissions system on engine has premature failures following the TDI scandal modifications, causing the coolant system to fail prematurely. Have had 2 heater cores clogged in the past 3 years, resulting in EGR failures, impacting emissions and potential engine overheats.

Filed Aug 12, 2023 · Transmission · MT

I had just had the engine replaced on my 2014 Volkswagen Passat TDI 13 miles previously and on my first drive upon getting my car back I had an error code “transmission overheated” and I lost power while driving and the check engine light also illuminated. The transmission cut out almost immediately when the overheating message illuminated on the dashboard. It then illuminated a wrench where the drive indication is not the dashboard and would not allow selection of any gears. I had the transmission inspected by the dealer and they aren’t sure what happened and that it does indeed need a new transmission. The fact that I lost the ability to drive the car immediately after the light came on while driving seems dangerous to me and a transmission with 63,000 miles and 64 degrees F shouldn’t overheat. It is a DSG transmission and I have read online of several other owners experiencing similar situations of the transmission having faulty parts and overheating. I also reached out to Volkswagen of America and they said there isn’t anything they can do as the car is out of warranty (I believe the warranty for the transmission was 60,000). I had pointed out to Volkswagen that the transmission is cooled by the engine so a brand new engine 13 miles ago and then the consequent overheating and terminal failure seems rather odd to me. Had I been driving on the freeway instead of 40 mph the situation could have ended significantly different then it did.

Filed Feb 5, 2019 · Brakes, Engine · 58,900 miles · NC

Transmission leak coolant leak engine light and brakes radiator leak

Filed Sep 14, 2018 · Engine, Fuel system · 10,200 miles · TN

The motor kept making noise didn't know what it was went to volkswagen of memphis the motor had to be replaced, 2 months later smelled gas coming from car the fuel injector had to be replaced, 2 months after that the overheat indicator was on couldn't drive the car the water pump went out was out of several thousands of dollars not happy with the car at all but almost done paying on it will not buy another.

Filed Oct 5, 2014 · Transmission · 7,055 miles · AZ

Traveling eastbound on interstate #10 at circa az milepost 180 the car without any warning suddenly slowed from 75 to 40 MPH and the RPM went into the red line zone <6000 RPM. The sensation within the car was as if the brakes were being applied in a full panic stop. Since the were no brake lights activated or other indication to fast moving motorists, I only avoided an accident (being plowed into from behind) by pulling off on to the shoulder. Any hesitation on my part or had I been in a middle lane would likely have resulted in a multi car/truck pile up. This was an extremely dangerous vehicle failure. Once on the shoulder I consulted the owners manual. The warning light indicated dsg (direkt-schalt-getriebe, I.e. The transmission) overheated. The manual said to let the transmission cool down before restarting the vehicle. In all it was over 6 hours that the transmission was given to cool down to no effect. (this includes the time I waited then after I called for a tow, waited on the tow, and was towed 140 miles to tucson) the problem did not resolve. It was left late that night at a vw dealer in tucson. Late the following afternoon the dealer service department informed me that the car would need a new transmission, that it would have to come from germany and not be available to install for 7-10 days. Germany? The car was purported to have been manufactured in kentucky. This, on a car I have owned for only 90 days with only 7000 miles! This is a catastrophic failure that could easily place the occupants of the vehicle and other motorists and their passengers in mortal danger.