Audi A6 C6 2.0 TDI Diesel Complete Engine CAGB 136HP with 149k 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 A6 C6 2.0 TDI Diesel Complete Engine CAGB 136HP with 149k miles, WARRANTY is a complete powertrain unit from the TDI family, designed for Audi A6 C6 models with the CAGB engine code. This is a solution for users looking for a proven, used diesel engine with stable operating parameters and optimized torque characteristics.

Specifications and technical data

• SKU: 03L100034H-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 03L100034H
• Substitutable numbers: 03L100034H, 03L 100 034 H, 03L100034HX, 03L 100 034 HX
• Fuel type: Diesel
• Number of cylinders: 4
• Category: Engines
• Engine code: CAGB
• Mileage: 149 000

Technical characteristics of the CAGB unit

The CAGB engine is a four-cylinder, inline diesel unit from the TDI family, designed for efficient diesel combustion and smooth operation across the entire rev range. The four-cylinder configuration promotes balanced operating culture, and the injection technology used (typical for this generation of TDI) allows for a favorable compromise between dynamics and fuel consumption.

The unit was developed for daily use in upper-mid-range cars, such as the Audi A6 C6, where both flexibility at low revs and stability during highway driving are important. Complete engine means that it serves as a base for drivetrain replacement in place of the existing unit, without the need to build a configuration from scratch.

Application in Audi A6 C6 2.0 TDI

The presented engine is intended for installation in the Audi A6 C6 with a 2.0 TDI unit producing 136 HP, compliant with the CAGB code. This type of configuration is often chosen by drivers who expect reasonable operating costs while maintaining adequate vehicle dynamics. The 2.0 TDI diesel in this version performs well both in city traffic and on longer routes, providing predictable performance and operating characteristics typical of modern diesel engines.

A unit with this mileage is an interesting proposition for users who are planning an engine replacement in a worn-out A6 C6, while wanting to stick to the original manufacturer's specification without the need to modify the installation or equipment beyond standard adaptation work.

Benefits of choosing a complete diesel engine

Choosing a complete diesel engine for the Audi A6 C6 brings several practical advantages:

• maintaining compliance with the factory powertrain configuration for the CAGB code,
• the ability to restore the car's original operating characteristics after a failure of the previous engine,
• limiting the scope of additional mechanical and electronic modifications compared to converting to a different unit,
• consistency of operating parameters with the factory engine control unit settings provided for this power version.

For workshops and individual users, this means a more predictable installation process and easier diagnostics after replacement. Engines from this series are well known to services specializing in the VAG group, which facilitates subsequent maintenance and servicing.

Condition, mileage, and service purpose

The unit is offered as used, with documented mileage, which allows for a better assessment of its operational potential in the next vehicle. Such an engine is a good choice in a situation where the existing unit has suffered a major mechanical failure or an economically unviable repair, and the owner wants to restore the car's functionality at controlled costs.

Before installation, standard service activities typical for diesel units are recommended – replacing consumables, checking accessories, and verifying system tightness. This allows for maximizing the potential of the used engine and minimizing the risk of unplanned vehicle downtime.

Technical support and additional materials

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 powertrain units, check the available parts in the Audi Engines category.

For a comparison of characteristics and typical problems of powertrain units in other brands, as well as a better understanding of how the right engine choice affects operating costs, it is worth reading an article describing critical units in a popular model from the Bavarian manufacturer: Faulty BMW E90 engines: check what can ruin your budget!