2 0t Vw Coolant Leak Leaking Antifreeze Rear Outlet Housing Flange Audi Coolant leak solved 2.0 tsi vw 2013 cc. learned something new and wanted to share in case it helps anyone. had a coolant level light warning, pulled over at nearest gas station and added engine coolant. shortly afterwards, the entire coolant in the reservoir was gone. what i learned is that vw has two coolant pumps, one about 3" in diameter. It was easy to see the coolant leaking between the top of the oil cooler flange to the engine block. because the coolant leak is on top it appears to be a phantom leak. the plastic inside the top coolant port was brown and brittle. i ordered a new oil cooler housing online for about $120. it came with a new oil cooler seal, engine block seal.
Vw How To Check Coolant Leak In A Jetta Motor Vehicle Maintenance While working in this area it gave me a great opportunity to look more closely for leaks and i noticed two things that made me hold off on doing the timing belt: 1. there is a hissing noise from the coolant reservoir that is noticeable after shut down. 2. underneath the coolant reservoir it is pretty moist. Coolant loss is never normal it's a closed system so it is either going 1) out internally through combustion i.e. head gasket or 2) out externally i.e. your water pump leak. what i do think is "normal" is that some atlases came with a low fill from the factory and need a top up or two to get them correct. trdltly. Sep 24, 2017. #1. 2012 passat tdi se with 153,000 miles suddenly developed a 1 liter 20 miles sized coolant leak (coolant level was fine at fill up 200 miles ago). put the car up and removed the lower sound shield (belly pan) and oil pan insulation (both wet with coolant). coolant is dripping off the oil pan after running down the front of the. If you ignore a small coolant leak long enough, you will run out of coolant, which leads to an overheated engine and other serious, but highly avoidable, problems. an anti freeze leak can cause the temp sensor to record high engine temperatures in a 2009 volkswagen cc. always protect yourself with safety glasses and gloves when working with the.
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