CARFIX

Audi A6 TDI (2014–2018)

The Audi A6 (2014-2018) isn’t just a luxury sedan; it’s a statement of sophistication and performance that comes equipped with cutting-edge technology. This mid-cycle refresh of the C7 generation continues Audi's legacy of excellence, offering both sedan and Avant (wagon) configurations that balance luxury and practicality. For those in New Zealand, the A6 stands out with its dynamic driving experience, sleek design, and a versatile lineup of petrol and diesel engines, perfectly catering to the preferences of modern drivers.

Parts for the Audi A6 TDI

Known issues

Common issues to be aware of in the 2014-2018 Audi A6 include: Timing chain problems (especially in earlier 2.0 TFSI engines), oil consumption (particularly in 2.0 TFSI engines), mechatronic unit failures in the S-tronic transmission (delayed or jerky shifting), potential diesel particulate filter (DPF) issues in diesel models, and failure of the water pump/thermostat housing. Also, check for coolant leaks and ensure all electronic systems are functioning correctly. Air suspension issues (if equipped) can also occur.

WOF tips

During WOF inspections, pay careful attention to: Tyre condition and tread depth, brake pad wear and rotor condition, suspension components for wear and leaks (especially air suspension if equipped), headlight alignment and function, and the operation of all lighting systems. Check for any signs of fluid leaks (oil, coolant, brake fluid). Ensure the exhaust system is secure and free from excessive corrosion.

About the Audi A6 TDI

Under the hood, the 2014-2018 Audi A6 offers an impressive selection of powertrains, including both refined petrol TFSI and robust diesel TDI engines. Typically paired with Audi's reliable S-tronic dual-clutch transmission or Tiptronic automatic, this generation ensures smooth and responsive gear changes, enhancing your overall driving experience. Many models are available with Quattro all-wheel drive, providing exceptional grip and handling in various driving conditions. The A6’s cabin showcases high-quality materials and features advanced infotainment systems, often incorporating MMI Navigation Plus, massaging seats, and premium audio options.

To keep your A6 in peak condition, regular upkeep is crucial. Essential service intervals, including oil changes, are typically recommended every 15,000km or annually. Pay special attention to the cooling system around the 150,000km mark, where critical components such as the water pump, thermostat, and radiator should be inspected to prevent costly breakdowns. [This naturally links to /shop/cooling] Braking performance is vital for your safety; consider our front and rear brake services to ensure your vehicle remains responsive to stopping demands [which links to our Brake Services category]. Furthermore, common issues such as oil consumption and timing chain concerns can easily be addressed with routine checks and replacements, thereby preserving the integrity of your luxurious ride. For questions regarding air filtration or any necessary parts, head to our Filtration category for replacements and maintenance supplies.

Questions owners ask

What are some common problems I should look out for in a 2014-2018 Audi A6?
Some common issues in the 2014-2018 Audi A6 include timing chain problems (especially in earlier 2.0 TFSI engines), oil consumption (particularly in 2.0 TFSI engines), mechatronic unit failures in the S-tronic transmission (leading to delayed or jerky shifting), potential diesel particulate filter (DPF) issues in diesel models, and water pump/thermostat housing failures. Coolant leaks and electronic system malfunctions should also be checked.
How often should I service my Audi A6 2014-2018?
The recommended service interval for the 2014-2018 Audi A6 is every 15,000km or annually, whichever comes first. Regular servicing is crucial to address potential issues like oil consumption and timing chain concerns.
What should I check on my Audi A6 (2014-2018) to pass its WOF in New Zealand?
For a WOF inspection, ensure your Audi A6's tyres have sufficient tread, brake pads and rotors are in good condition, suspension components (especially air suspension if equipped) are free from wear and leaks, headlights are aligned and functioning, and all lighting systems work correctly. Also, check for fluid leaks (oil, coolant, brake fluid) and ensure the exhaust system is secure and not excessively corroded.
Where can I get a new water pump for my 2014-2018 Audi A6 in New Zealand?
You can find a water pump for your 2014-2018 Audi A6 at CARFIX. It's recommended to inspect the cooling system around the 150,000km mark, including the water pump, thermostat, and radiator.
My Audi A6 S-tronic transmission is shifting roughly. What could be the problem?
Rough shifting in the S-tronic dual-clutch transmission of your Audi A6 could indicate a mechatronic unit failure. This is a common issue in this model and may require professional diagnosis and repair.
I've heard the 2.0 TFSI engine in the Audi A6 can have oil consumption issues. What can I do to prevent this?
Yes, the 2.0 TFSI engine in the 2014-2018 Audi A6 can be prone to oil consumption. Regular oil level checks and timely oil changes are crucial. Consider using a high-quality synthetic oil and addressing any leaks promptly. Routine checks and replacements can help preserve the engine's integrity.
Are brake services available for my Audi A6 2014-2018 at CARFIX?
Yes, CARFIX offers front and rear brake services for the 2014-2018 Audi A6. Maintaining braking performance is vital for your safety, so consider regular brake inspections and services.