Audi A6 Avant (2011–2018)
19-6-2017: Report of 2013 Audi A6 2.0TDI avant going in for NOx emissions fix and emerging with no issues whatsoever.
What to watch out for
SE de-specced compared with the previous model, so though list prices seem similar, to get the same level of spec you actually have to spend thousands more.
19-10-2015: Unexplained rattle from engine of 2015 Audi A6 Avant 3.0 TDI at 18,000 miles. Audi said the timing chain needed replacing. They have had the car for over 3 weeks now and have now said that the timing chain is fine and they don't know what the issues is. They have stated that the rattle wont do any damage to the engine, but they don't know what is causing the rattle.
7-4-2016: Report of amplifier failing on Audi A6 Avant after a repair of a central locking defect. Knocked out radio and Bluetooth phone. Quoted £1,800 + VAT for replacement amp. recommended an independent car audio repair specialist.
7-4-2016: Report of driver's seat of 2015 Audi A6 Avant creaking. Admittedly tall driver who sets the seat as far back as it will go. Many attempts to fix, latest by an Audi UK technician who disassembled the seat rail and reported that the problem was worn the seat rail bearings resulting in broken seat bases.
14-11-2016: Report of 2013 A6 Avant 2.0TDI, driving to work at 40-45mph for approx 10 miles the computer was reading between 52-60 MPG every day. After the NOx defeat software upgrade the car is only doing 38-43 MPG.
2-10-2018: Report of September 2016 Audi 3 litre A6 Avant requiring new front brake pads and discs at 17,000 miles and again at 29,000 miles.
4-1-2019: Report of ACC and auto braking simultaneously failing on 2012 Audi A6 Avant. Also the satnav has started to show the car as located 50 miles from where it really is. Satnav fault might be caused by water ingress to the shark's fin GPS aerial. This was resolved by Complete Car Care in Theddingworth Leics bringing in a locksmith with VAG.com. The only errors showing were the left wing mirror indicator bulb which they replaced and the Sat Nav which they found tobe due to water ingress tp the aerial. A new aerial which he colour coded and fitted using extra sealant a clear out on the codes and the sat Nav and ACC are all working perfectly. Price including the aerial, colour coding, diagnosis and fitting £350 inc VAT.
9-3-2019: Intermitten judder reported from drivetrain of 2015 Audi A6 2.0 TDi 190 Ultra Start/Stop AdBlue SE Ultra 5dr Avant. Audi dealer chargesd £120 for "initial diagnosis". Wanted £480 for "further investigation", removing the transmission, after which they would quote for a fix. Seems like a dual mass flywheel problem.
01-05-2017: R/2017/115: COOLANT PUMP MAY OVERHEAT. Foreign particles in the engine coolant can lead to a blockage in the additional coolant pump and cause the pump to overheat.Foreign particles in the coolant can lead to a blockage in the additional coolant pump and cause the pump to overheat. Fix: Recall the machines that are likely to be affected and update the software, which will deactivate the additional coolant pump in the event of malfunction. If there has been a malfunction of the additional water pump, it will be replaced. VINS: WAUZZZ8D0CN002863 to WAUZZZ8FXDN018070; WAUZZZ8T0CA007557 to WAUZZZ8TXDA078749; WAUZZZ8K0DA002920 to WAUZZZ8KZDA250141; WA1CFAFP2DA094219 to WA1LFBFPXFA065950; WAUFFBFC9EN010054 to WAUFFBFC9EN010054. Build dates: 01-05-2011 to 31-10-2016.
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