The 1.4-liter turbo Volkswagen CDGA 1.4 TSI EcoFuel engine was produced from 2009 to 2015 and was installed in methane versions of popular models such as the Passat and Touran. This unit was designed to run on natural compressed natural gas CNG.
Engine specifications for VW CDGA 1.4 TSI EcoFuel
| Displacement | 1390 cc |
| Power system | Direct Injection |
| Engine power | 150 hp |
| Torque | 220 Nm |
| Cylinder block | Cast iron R4 |
| Cylinder head | Aluminum 16v |
| Cylinder diameter | 76.5 mm |
| Stroke | 75.6 mm |
| Compression ratio | 10 |
| Engine features | DOHC |
| Hydraulic compensators | Yes |
| Timing Chain/Belt | Timing Chain |
| Turbocharger | KKK K03 and Eaton TVS |
| Oil capacity/Recommended oil | 3.6 l 5W-30 |
| Fuel type | Premium, Supreme |
| Euro class | EURO 5 |
| Average lifespan | 260 000 km |
CDGA engine catalog weight is 130 kg
CDGA engine number is located on the block and box junction
Fuel consumption
Using the 2009 Volkswagen Passat with automatic transmission as an example:
| City | 8.8 l/ 100 km |
| Highway | 5.6 l/ 100 km |
| Combined | 6.8 l/ 100 km |
What cars use the VW CDGA 1.4 TSI
| Passat B6 (3C) | 2009 – 2010 |
| Passat B7 (36) | 2010 – 2014 |
| Touran 1 (1T) | 2009 – 2015 |
Problems & disadvantages of the VW CDGA
The VW CDGA 1.4 TSI engine is a four-cylinder gasoline engine that was used in various Volkswagen Group vehicles, including Volkswagen, Audi, and SEAT models. Unfortunately, some owners of vehicles equipped with this engine have reported experiencing problems with it.
One common issue reported with this engine is a timing chain tensioner failure, which can cause the timing chain to become loose or even jump a tooth. This can result in serious engine damage, including bent valves and damaged pistons.
Another problem reported with this engine is excessive oil consumption, which can cause the engine to burn through oil more quickly than expected. This issue can be caused by a faulty piston ring design or a defective PCV valve.
Some owners have also reported experiencing rough idle, misfires, or hesitation during acceleration, which may be caused by faulty ignition coils or spark plugs.
If you own a vehicle equipped with the VW CDGA 1.4 TSI engine and are experiencing any of these problems, it’s important to have the engine inspected and repaired by a qualified technician to prevent further damage.
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