Small-size crossover Skoda Yeti gained popularity thanks to the compact but powerful power unit under the hood. The engine is the engine. 1.2 TSI It has become the hallmark of this model for urban conditions, offering an excellent balance between dynamics and economy. This turbocharged engine with a volume of 1197 cubic centimeters is able to accelerate a heavy SUV to hundreds in 10-11 seconds, which is a worthy indicator for a compact crossover.
Owners often wonder about resource and reliability. EA111 or EA211established in different years of release. The difference between these engine series is enormous, and understanding this feature is critical when buying a used car. The wrong year of release can lead to expensive repairs to the gas distribution system or cooling problems.
In this article, we will discuss in detail the technical characteristics, weaknesses and nuances of service 1.2 TSI. You will learn what to pay attention to in the diagnosis and how to prolong the life of this engine, observing the routine work. We will not hide the shortcomings, but also note the strengths of the unit, which make it attractive to buy.
Technical characteristics and design features
Engine series The 1.2 TSI was developed by the Volkswagen Group as a replacement for older aspirated engines and heavier turbocharged counterparts. The basis is cast-iron block of cylinders, which provides high rigidity of the structure, but slightly increases the overall weight of the car. The head of the cylinder block is made of aluminum alloy and is equipped with a system of changing the gas distribution phases. Valve Lift.
The main feature is the presence of two turbochargers in early versions (Twincharger system), where the small turbine operates at low revs, and the large one connects when the load increases. However, for the most part Skoda Yeti There is a single-valve turbine, which simplifies the design and reduces the cost of repair. Power varies from 86 to 105 horsepower depending on the year of release and settings of the electronic control unit.
The power supply system is implemented through direct fuel injection under high pressure, which allows you to achieve excellent fuel efficiency. Fuel consumption in the combined cycle rarely exceeds 6.5 liters per 100 km, which is an outstanding result for an all-wheel drive crossover. However, such a system requires the use of high-quality gasoline and regular cleaning of injectors.
An important nuance is the use of a chain drive timing system. Unlike belts, the chain does not require a scheduled replacement every 60,000 to 90,000 kilometers, but that does not mean it is eternal. The resource of the chain directly depends on the quality of the oil and the mode of operation. With a run of more than 120,000 km, the risk of chain stretching increases significantly, especially on the early engines of the EA111 series.
- π§ The cylinder volume is exactly 1197 cubic meters. cm with a cylinder pitch of 71 mm.
- βοΈ The compression ratio varies from 9.6 to 10.0 depending on the modification.
- π¨ Maximum torque is available in the range of 1500-3500 rpm.
β οΈ Attention: The EA111 series engines with the CAXA code (86 hp) and CBZA/CBZB (105 hp) have design features of the cooling system, requiring special attention to the expansion tank, which is prone to cracking.
Motor Development Stages: EA111 vs EA211
History 1.2 TSI It is divided into two distinct stages, which are radically different in reliability. The first version, based on the EA111 platform, was released until around 2012. These engines were equipped with a complex cooling system and a HRM drive, where the chain was located on the flywheel side, which complicated diagnosis and repair. It is on these versions that problems with overheating and stretching of the chain were most often encountered.
Since 2012, the group has switched to the updated EA211 series. Changes affected almost all nodes: the cylinder block became lighter, the timing chain was transferred to the side of the pulleys of the crankshaft, which simplified access. The cooling system was also changed, and the complex exhaust gas recirculation system in early versions was removed. It made the engine. EA211 Much more reliable and cheaper to maintain.
Owners Skoda Yeti It is important to be able to distinguish these versions by VIN code or visual inspection. If you are planning to buy, it is better to focus on cars from 2013 release. The difference in service costs between the two series can reach 30-40% per year.
Some owners are trying to upgrade the early versions, but replacing the cylinder block with the new EA211 is not economically feasible. It is easier and more reliable to carry out preventive repair of the original design, replacing all problem nodes with high-quality analogues. Crankcase ventilation system Early motors also often fail, causing oil leaks.
- π EA111: Flywheel-side HRM chain, complex cooling system, risk of overheating.
- β EA211: Front chain, simplified design, improved heat transfer.
- π The EA211 resource, if properly maintained, exceeds 250,000 km.
- EA111 (until 2012)
- EA211 (after 2012)
- I don't know
- I don't own it
Typical faults and weaknesses
Despite the engineering solutions, the engine 1.2 TSI It has a number of characteristic sores that every owner should know about. The most critical problem of early versions is the jump or break of the HRM chain. This is due to the stretching of the chain itself or wear of the tensioner, which cannot hold the desired tension during a cold start. The consequences of such an event are always deplorable and lead to a major repair of the engine.
The second common problem is cracks in the plastic expansion tank of the cooling system. The material from which it is made, over time tans and bursts, especially in the places of attachment of hoses. This leads to rapid loss of coolant and overheating, which can bend the cylinder head. Nana Skoda Yeti This tank is often replaced with a reinforced metal counterpart.
It is also worth noting the problems with the ventilation system of crankcase gases (PCV valve). When it breaks down, excessive pressure is created in the engine, which squeezes out the crankshaft and camshafts, leading to oil leakage. Coking piston rings is another trouble that occurs when driving exclusively for short distances without heating up the engine.
The pump of the cooling system (pump) and the thermostat are also consumables with limited resource. Their failure often occurs suddenly, without preliminary signs, so regular checks of the condition of these nodes are mandatory. Ignoring these little things can lead to costly repairs to the entire head of the block.
Why is it so important to monitor the oil level?
If the oil level falls below the minimum, the turbocharger can fail in seconds due to lack of lubrication. The rotating turbine shaft spins up to 200,000 rpm and requires a constant oil flow to cool and lubricate the bearings.
- β οΈ Stretching of the timing chain at runs of more than 100,000 km.
- π§ Cracks of the expansion tank of the cooling system.
- π’οΈ Breakdown of the crankcase ventilation valve and leaking of the glands.
β οΈ Attention: If there is an outside ringing or knocking in the area of the HRM chain on a cold engine, you must immediately stop and turn off the engine. Continued movement can lead to flexion of the valves and complete replacement of the HBC.
Maintenance schedule and diagnostics
Proper maintenance is the key to a long life of a turbocharged engine 1.2 TSI. The manufacturer recommends changing the engine oil every 15,000 km, but experienced mechanics advise to reduce this interval to 7000-8000 km. Frequent oil change allows you to remove combustion products and soda, which are formed in turbocharged engines on short trips.
Only specialized oils with tolerance must be used. VW 504 00 / 507 00 (for diesel engines and gasoline engines with particulate filter) or VW 502 00 (for conventional gasoline). The viscosity of the oil must be suitable for climatic conditions, but most often 5W-30 or 5W-40 is used. Ignoring the tolerance can lead to oil-removable rings and turbine failure.
Once every 40,000 km, it is recommended to check the condition of the HRM chain, even if it does not emit noise. To do this, you need to dismantle the engine casing and measure the sagging of the chain or use an endoscope for visual inspection through spark plug wells. It is also worth checking the condition of spark plugs, since their resource on turbo engines is lower than that of atmospheric analogues.
The air filter must be replaced every 15,000 km and the fuel filter every 60,000 km. A high-quality filter protects the nozzles from dirt and ensures the correct composition of the fuel-air mixture. Also, do not forget to check the condition of the belts of attachments and rollers.
βοΈ Periodic engine inspection
Fuel consumption and vehicle dynamics
Engine 1.2 TSI on Skoda Yeti It has excellent efficiency, which is one of its main advantages. In the urban cycle with a quiet ride, fuel consumption is about 7.5-8.0 liters per 100 km. With active driving with frequent accelerations, this figure can grow to 9.5-10.0 liters, which is still considered a good indicator for a crossover.
On the track at a speed of 90β100 km / h, the engine consumes only 5.5β6.0 liters, which makes it possible to achieve a speed of Skoda Yeti Excellent choice for long-distance travel. Acceleration dynamics to 100 km / h is about 10.5 seconds for the front-wheel drive version and 11.2 seconds for 4x4 all-wheel drive. This is enough for confident overtaking and maneuvering in the flow.
Torque of 175 Nm is available from 1500 rpm, which allows you to feel comfortable when starting from a traffic light and going into a slide. The turbine is unwinded quickly, ensuring the absence of a characteristic of atmospheric engines "turbohole". However, with a sharp press on the gas pedal in the floor, a small jerk may be felt, associated with the peculiarities of the engine control system.
It is worth considering that the actual fuel consumption depends on the driving style and condition of the car. A clogged air filter, spark plug wear or low tire pressure can increase the flow rate by 0.5-1.0 liters. Also, the use of winter tires and heating up the engine in the cold season affect the final figure in the tank.
- π£οΈ Route (90 km/h): 5.5-6.0 l/100 km.
- ποΈ Urban cycle: 7.5β9.0 l/100 km.
- π Acceleration 0β100 km/h: 10.5β11.2 seconds (depending on the drive).
To reduce fuel consumption, try to move in the same rhythm with the flow, avoiding sharp accelerations and braking. Smoothness is the key to saving on turbo engines.
Comparative analysis with competitors
In the compact crossover market Skoda Yeti with engine 1.2 TSI competes with models such as Volkswagen Tiguan (with a similar engine), Renault Duster (atmospheric 1.6 and Nissan Qashqai (from 1.2 DIG-T). The comparison shows that the German engine wins in dynamics and efficiency, but loses in simplicity of design and maintainability to Japanese and French counterparts.
Competitor engines, such as Renaultβs 1.6 or Nissanβs 1.6, are easier to maintain and less sensitive to fuel and oil quality. However, they lose traction at low revs and require higher revs to achieve the same power, which increases fuel consumption in the city. Turbocharged 1.2 TSI It offers the best balance for a mixed cycle.
Compared to the more powerful 1.4 TSI, the difference in dynamics is noticeable, but the 1.2 TSI copes with its tasks quite well. A smaller engine volume means a smaller engine weight, which has a positive effect on the handling of the car. Owners often point out that 1.2 TSI is enough for everyday driving, and 1.4 TSI is only needed for those who often carry heavy loads or drive in the mountains.
The table below provides a comparison of the main characteristics of engines in the class of compact crossovers:
| Model | Volume | Power | Acceleration 0-100 km/h | Consumption (mixed) |
|---|---|---|---|---|
| Skoda Yeti | 1.2 TSI | 105 hp | 10.5 seconds | 6.5 l |
| Renault Duster | 1.6 MPI | 115 hp | 11.2 seconds | 7.8 l |
| Nissan Qashqai | 1.2 DIG-T | 115 hp | 10.9 seconds | 6.4 l |
| VW Tiguan | 1.2 TSI | 105 hp | 11.0 seconds | 6.8 l |
Results of operation and recommendations for selection
Engine 1.2 TSI on Skoda Yeti is a choice in favor of efficiency and dynamics, but with the obligatory condition of a responsible attitude to maintenance. If you are ready to monitor the oil level, change it more often than scheduled and check the cooling system on time, this engine will serve you for a long time and will not cause serious problems.
When purchasing a used car, it is highly recommended to check the service history and availability of replacement parts. The ideal option would be a car with a mileage of up to 100,000 km, in which the timing chain and expansion tank have already been replaced. Avoid cars with signs of overheating or oil leaks, as repairing these systems can cost more than the car itself.
For those who plan to use the car for long trips and active driving, it is worth considering the option of the more powerful 1.4 TSI or 1.8 TSI. However, for city and suburban travel 1.2 TSI is the optimal choice in terms of price, consumption and comfort. The main thing is not to skimp on maintenance and use high-quality consumables.
Ultimately, Skoda Yeti with this engine remains one of the most practical and reliable compact crossovers on the aftermarket. With the right approach, it will become a faithful companion for many years, providing a comfortable and economical ride.
The main secret to the long life of the 1.2 TSI engine is a reduced oil change interval and regular checking of the cooling system.
Frequently asked questions (FAQ)
What is the service life of the 1.2 TSI engine in the Skoda Yeti?
If all maintenance recommendations are followed and quality materials are used, the engine life is from 200,000 to 250,000 kilometers. Early versions (EA111) may require more frequent intervention in the timing and cooling systems.
Is it necessary to warm up the 1.2 TSI engine in winter?
Yes, a turbocharged engine requires warming up. The minimum warm-up time is 2-3 minutes before driving, and full operating temperature is reached after 10-15 minutes. This is necessary for the turbine to reach operating mode and lubricate all components.
Is it possible to refuel the Skoda Yeti 1.2 TSI with 92 gasoline?
Strongly not recommended. The manufacturer prescribes the use of gasoline with an octane rating of at least 95 (AI-95). Using 92-octane gasoline can lead to detonation, reduced power and premature engine wear.
How often do you need to change the timing chain on a 1.2 TSI?
Officially, replacement is not provided, but in practice it is recommended to check the chain every 60,000 km and change it at 100,000β120,000 km, especially on EA111 series engines. On EA211 versions, the circuit life is higher, but control is necessary.
Why does the 1.2 TSI engine stall when cold?
Troubling when cold can be caused by faulty spark plugs, ignition coils or clogged injectors. There may also be a problem with the coolant temperature sensor or a leak in the intake manifold.