Nissan Qashqai Renault Megane II Dacia Duster dCi Engine Alternator 820072829

Nissan Qashqai Renault Megane II Dacia Duster dCi Engine Alternator is an original component from the Alternators and generators group, designed for the charging system in popular models with the 1.5 dCi engine. This used OEM part ensures proper electrical system performance, stable battery charging, and correct power supply to electrical consumers while driving.

Specifications and technical data

• SKU: 820072829
• Mark: Renault
• Condition: Used
• OEM Part Number: 820072829
• Substitutable numbers: 820072829
• Category: Alternators & Generators

Purpose and function in the vehicle

The presented alternator is a charging system component used in selected versions of the Nissan Qashqai, Renault Megane II, and Dacia Duster 1.5 dCi. Its task is to convert mechanical energy from the crankshaft into electrical energy, which enables:

• maintaining an appropriate battery charge level while the engine is running,
• stable power supply to the vehicle's electrical system,
• proper operation of onboard systems, lighting, and control electronics.

Thanks to its OEM design, the alternator works with the factory 1.5 dCi engine equipment, maintaining the correct operating parameters and charging characteristics specified by the manufacturer.

Construction and technical fitment

The alternator belongs to the Alternators and generators group, meaning it was designed as an integral part of the engine accessory drive system. The design provides for compatibility with factory mounting, belt drive, and the vehicle's electrical installation, which facilitates installation in place of the previously used component.

As a Renault brand part from the OEM group, the component complies with the manufacturer's factory standards regarding geometry, mounting points, and electrical connectors. This allows for maintaining proper alignment with other accessory drive components and reduces the risk of incorrect belt tension or excessive vibrations.

Condition, origin, and benefits of use

The offered alternator is a used part, which in practice means a beneficial combination of original manufacturing quality and an attractive purchase price. Compared to low-budget replacements, using a dismantled OEM component allows you to maintain:

• factory fitment for a specific engine version,
• compliance with electrical system operating parameters,
• consistency with other charging system components.

Such a solution is often chosen for maintenance repairs when technical installation correctness and maintaining the operating characteristics intended by the vehicle manufacturer are the priority.

Practical installation and maintenance tips

When replacing the alternator in a 1.5 dCi engine, it is recommended to simultaneously check the condition of the drive belt, idler pulleys, and ground connections in the vehicle. Proper installation includes:

• checking the cleanliness of the contact surface with the engine block,
• verifying the condition of electrical connectors and power cables,
• checking belt tension after starting the engine.

After installation, it is worth measuring the charging voltage at different engine speeds to confirm stable system operation and proper cooperation of the alternator with the regulator and battery.

Expanding the charging system in Renault vehicles

If you are planning a comprehensive repair or upgrade of the engine area in your Renault and need other elements from the same group, such as alternators, generators, or related charging system components, check the available parts in the Renault alternators and generators category.

Additional technical and maintenance information

When selecting an alternator for a Nissan Qashqai, Renault Megane II, or Dacia Duster with a 1.5 dCi unit, it is crucial to compare the parameters with the removed part and take into account the vehicle's equipment version. In the case of post-accident repairs or extensive work on the vehicle, it is also worth reading practical tips on using dismantled parts – you will find them in the article Bodywork and chassis – post-accident repairs using dismantled parts, which discusses the principles of safe selection of used OEM components.