Audi A3 8V VW Golf MK7 Complete Engine DCYA 2.0 TDI 150HP 99k miles, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The warranty covers the engine itself; engine accessories are covered by a 30-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a complete engine.

The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification.

Audi A3 8V VW Golf MK7 Complete Engine DCYA 2.0 TDI 150HP 99k miles, WARRANTY is a complete powertrain from the TDI family, designed for modern VAG group models. It offers a balanced combination of dynamic performance, reasonable fuel consumption, and a design optimized for durability and serviceability. This is a solution for users looking for a technically matched engine for the advanced electronic systems of modern Audi and Volkswagen vehicles.

Specifications and technical data

• SKU: 04L100091E-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 04L100091E
• Substitutable numbers: 04L100091E, 04L 100 091 E, 04L100091EX, 04L 100 091 EX
• Fuel type: Diesel
• Number of cylinders: 4
• Part type: Complete Assembly
• Category: Engines
• Engine code: DCYA
• Mileage: 99 000

Technical characteristics of the DCYA unit

The TDI engine with the DCYA code belongs to the modern generation of diesel power units used in the MQB platform. The applied architecture ensures:

• stable operation across the entire rev range,
• efficient torque development at low engine speeds,
• effective cooperation with electronic powertrain control systems.

The four-cylinder configuration promotes smooth operation and facilitates service, while the oil and coolant supply system has been designed for long-term operation in both daily driving conditions and on long-distance routes.

Application in Audi A3 8V and VW Golf MK7

The presented complete engine is intended for installation in Audi A3 8V and Volkswagen Golf MK7 models for which a unit with the DCYA code is specified. This makes it possible to maintain:

• full compatibility with the vehicle's factory electronics,
• proper cooperation with original accessories and the wiring harness,
• compliance with factory engine control unit maps.

Such a match reduces the risk of starting problems, ECU errors, or the need for costly installation modifications. This is particularly important when replacing a unit in modern cars, where the engine is integrated with many safety and comfort systems.

Operational parameters and condition

The engine comes from operation, which allows for a realistic assessment of its behavior in road conditions. The mileage of the unit is known, allowing for informed planning of further operation and any necessary service activities after installation. This type of solution is often chosen as a compromise between purchase cost and expected service life.

This type of diesel unit performs well both in daily urban use and on longer routes, offering a favorable ratio of fuel consumption to performance. The four-cylinder design facilitates access to key components during inspections and repairs, which can reduce future service costs.

Why choose a complete used engine

Purchasing a complete, used engine for an Audi or Volkswagen is a solution that allows for significant repair cost savings compared to a brand-new unit. Additionally:

• you maintain the vehicle manufacturer's original specification,
• you minimize the risk of incompatibility with the electrical installation and accessories,
• you have the opportunity to verify the service history and condition of the unit before installation.

To better understand the differences between new and used power units and to learn about selection procedures based on identification numbers, it is worth reading the expert guide Why it is worth buying used gearboxes and engines – facts instead of myths, which discusses the practical aspects of purchasing such components.

Selection and compatibility in the VAG group

When selecting an engine for an Audi A3 8V or VW Golf MK7, it is crucial to match the unit code, fuel type, and cylinder configuration to the specific equipment version and vehicle year. Proper matching allows you to:

• maintain the correct operation of driver assistance systems,
• avoid problems with computer diagnostics,
• maintain factory powertrain performance parameters.

In case of doubt, it is worth using the vehicle identification numbers and manufacturer markings to confirm the full compatibility of the unit with a specific car.

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as blocks, cylinder heads, or complete powertrains, check the available parts in the Audi Engines category.