AUDI A1 1.6TDI 77kW Engine CAY
Technical details
Engine code:
CAY
Brand:
Audi
Model:
A1
Year:
2011-2014
kW/PS:
77/105
AUDI A1 1.6TDI 77kW Engine CAY
Audi A1 1.6 TDI 77 kW CAY Engine Overview
The Audi A1 1.6 TDI with engine code CAY was available from 2011 to 2014 and is known for delivering a strong balance of fuel efficiency, low emissions, and dependable performance. Producing 77 kW (105 hp) and 250 Nm of torque, this compact diesel engine is ideal for urban environments and longer commutes alike. It offers a practical and economical driving experience without sacrificing Audi’s signature refinement.
Engine Specifications Summary
| Specification | Details |
|---|---|
| Engine Type | Inline-4, turbocharged diesel |
| Displacement | 1.6 liters (1598 cc) |
| Power Output | 77 kW (105 hp) |
| Torque | 250 Nm |
| Fuel Type | Diesel |
| Injection System | Common Rail Direct Injection |
| Valvetrain | DOHC with 16 valves |
| Engine Code | CAY |
Key Features and Technologies
Turbocharged Diesel Efficiency
The 1.6 TDI CAY engine uses a small, responsive turbocharger to deliver smooth low-end torque and good acceleration, especially in city traffic. It provides plenty of pulling power without the need for high revs.
Low Fuel Consumption
Thanks to its efficient design, the engine offers exceptional fuel economy, often achieving under 4.0 L/100 km in real-world conditions. This makes it ideal for budget-conscious drivers and long-distance commuters.
Common Rail Fuel Injection
The common rail system ensures high-pressure fuel injection for cleaner combustion, reduced emissions, and smoother operation. It also helps meet strict Euro 5 emission standards during these production years.
Compact and Lightweight Design
Because of its compact size and light weight, the engine complements the Audi A1’s agile handling and urban maneuverability, enhancing overall driving dynamics.
Proven Durability
When properly maintained, the CAY engine is known for high reliability and long lifespan, making it a popular choice on the used engine market.
Applications and Compatibility
| Audi Model | Model Years |
|---|---|
| Audi A1 (8X) | 2011 – 2014 |
Found in both 3-door and 5-door Sportback variants, and commonly paired with 5-speed manual or 7-speed S tronic automatic transmissions.
Why Choose the Audi A1 1.6 TDI CAY Engine?
Fuel-Saving Daily Driver
This engine is a top pick for those who want to minimize fuel costs without compromising reliability or everyday drivability.
Ideal for City and Commuter Use
With its torque-rich performance and low running costs, it’s perfect for stop-and-go traffic as well as longer commutes on the motorway.
Environmentally Friendly
Meeting Euro 5 emissions standards, the CAY engine keeps CO₂ emissions low and helps reduce environmental impact.
Reliable and Cost-Effective
Its simple, durable construction and widespread parts availability make this engine easy to maintain and service, even at higher mileages.
All used engines are sold with a 3-month warranty, which is valid if the engine is been installed and maintained according to our installation rules, which are provided together with the engine.
