MPA Electrical 17978 Starter Motor

Remanufactured Starter for Audi A4

MPA Electrical 17978 is a remanufactured 12-volt starter built for 2005-2008 Audi A4 and 2005-2008 Audi A4 Quattro applications. It uses a permanent magnet gear reduction design with a clockwise rotation and a 9-tooth drive for OE-style starting performance.

This starter is part of MPA Electrical’s Remanufactured line, which focuses on rebuilt electrical components for charging and starting systems. The unit is manufactured by Valeo and is intended for direct replacement use on the listed Audi platforms.

Key Features

• Remanufactured starter for electrical starting system service
• Permanent magnet gear reduction design
• 1.1 kW output rating
• 12-volt operation
• Clockwise rotation
• 9-tooth drive
• Manufacturer reference: Valeo
• Part number: 17978

Detailed Description

MPA Electrical 17978 is a remanufactured starter engineered for Audi A4 and Audi A4 Quattro models from 2005 through 2008. The permanent magnet gear reduction design supports efficient cranking performance, while the 1.1 kW rating and 12-volt configuration match the electrical requirements of the listed vehicles. If you are searching for a remanufactured starter for 2005-2008 Audi A4 or 2005-2008 Audi A4 Quattro, part number 17978 provides a direct-fit replacement option.

This part cross-references Valeo 438190 for the same application.

What It Helps Address

• Slow or weak engine cranking
• No-start conditions caused by starter failure
• Intermittent starter engagement
• Grinding or improper starter drive engagement
• Electrical starting system replacement on Audi A4 and Audi A4 Quattro

Installation Notes

Verify the vehicle’s year, model, and starter specifications before installation. Confirm clockwise rotation, 12-volt system requirements, and 9-tooth drive engagement against the original unit. For best results, inspect battery condition, cable connections, and related starting circuit components during replacement.

Quality Assurance

MPA Electrical remanufactured components are built for replacement use in starting and charging system service. This starter is identified by part number 17978 and is listed for the Audi A4 and Audi A4 Quattro applications shown above.