Are VW TDI engines reliable?

While Volkswagen has produced many very good diesel engines over the years, the “ALH” engine used between 1998 and 2006 is regarded as one of the best. … These engines not only became known for their outstanding reliability, but also for the amazing fuel economy that they could achieve.

How long do VW TDI engines last?

The main reason I purchased the VW Golf TDI is that with the diesel engine, life expectancy is 50-80% longer. A well-maintained diesel engine can easily go 400-500,000 miles.

Is it worth buying a VW TDI?

Although the post-scandal diesels might still be slightly more expensive than the same gas VW models, these are still great cars for buyers looking for benefits like these: Car owners will love driving as far as 500 miles between fill-ups.

Is the VW 2.0 TDI a good engine?

The VW/Audi 2.0 TDI gets mixed reviews when it comes to the reliability of the engines, mainly because of the oil pump and turbo failures. And of course the VW emissions scandal. However, overall these engines are solid and we have seen many last over 200,000 miles without any major engine damage.

Are VW TDI expensive to maintain?

We have two Jetta TDI wagons, a 2002 Mk4 ALH automatic and a 2005 Mk4 BEW manual, both with well over 200,000 miles. Our maintenance costs have averaged just over $0.10/mile (USD) over the time we’ve owned them.

What year TDI is the best?

Volkswagen 1.9L ALH TDI Diesel

While Volkswagen has produced many very good diesel engines over the years, the “ALH” engine used between 1998 and 2006 is regarded as one of the best.

Is it OK to idle a diesel engine?

It’s good for the engine to idle. Diesel engines don’t burn much fuel at idle. Diesel engines create more heat by idling. Diesel engines must idle or they won’t restart.

Is the TDI a good engine?

There are significant reasons for purchasing a diesel car, including the fact that TDI diesel car fuel is often lower in price than gasoline, and that most diesel cars now offer a better engine performance than the closest gasoline engines.

How do I know if my TDI has been fixed?

Look up current TDI emissions modification status.


It may be found on the state vehicle registration, vehicle insurance card or on the vehicle itself – either on the driver’s side dashboard at the bottom of the windshield or on the driver’s side door jam.

Which VW diesels are affected?

Affected vehicles
  • 2.0 liter diesel vehicle models and model years with defeat devices: Jetta (2009 – 2015) Jetta Sportwagen (2009 – 2014) Beetle (2013 – 2015) …
  • 3.0 liter diesel vehicle models and model years with defeat devices: Volkswagen Touareg (2009 – 2016) Porsche Cayenne (2013 – 2016) Audi A6 Quattro (2014 – 2016)

Is 2.0 TDI better than 1.9 TDI?

The 1.9 is slightly more economical, the 2.0 is quicker revving, smoother, faster, quieter. The 1.9 only has a 5 speed box though. The 2.0 doesn’t pull quite as well from low revs (the 1.9 is like a tank) but is less peaky. Given the choice I took the 2.0TDI and I don’t regret it at all.

Is TSI or TDI better?

Which is better, TSI or TDI? The TDI engine is a diesel engine that’s made by the Volkswagen Group. TDI stands for ‘Turbocharged Direct Injection. … While most modern TSI engines are capable of excellent fuel economy of 45mpg or more, they generally fall short of TDI engines, some of which manage over 65mpg.

Are Passat TDI reliable?

The engine, even with its general and stellar reliability, has been known to experience issues. TDI engine malfunction in the VW Passat has been known to occur. If you own this popular family sedan, remain alert for signs of problems and take the car to a VW and Audi shop if you notice performance irregularities.