MPA Electrical 17864 Starter Motor

Starter for Infiniti Q45 and M45

MPA Electrical 17864 is a remanufactured 12-volt starter built with a permanent magnet gear reduction design and a 1.7 kW rating. It uses clockwise rotation and a 10-tooth drive, making it a direct-fit electrical starting component for select Infiniti applications.

This remanufactured starter is part of MPA Electrical’s Remanufactured line, focused on replacement components rebuilt to meet the needs of everyday repair and maintenance. For shoppers searching for a remanufactured starter for Infiniti Q45 or a starter for Infiniti M45, part number 17864 is the application-specific option to compare.

Key Features

• Part number 17864 remanufactured starter
• Permanent magnet gear reduction design
• 1.7 kW output rating
• 12-volt electrical system
• Clockwise rotation
• 10-tooth drive configuration
• Manufactured by Mitsubishi

Detailed Description

MPA Electrical 17864 is a remanufactured starter for select 2002-2006 Infiniti Q45 and 2003-2004 Infiniti M45 models. The permanent magnet gear reduction design supports efficient cranking performance, while the 1.7 kW rating and 12-volt specification match the electrical requirements of the listed vehicles. The clockwise rotation and 10-tooth drive are important match points when replacing the original starter assembly.

This part cross-references Quality-Built 17864 for the same application. It also interchanges with OE and aftermarket numbers including 23300-AR20A and M2T85171, which helps when verifying the correct starter for Infiniti Q45 and Infiniti M45 fitment.

What It Helps Resolve

• Engine no-crank condition
• Slow or weak starter engagement
• Intermittent starting after key turn
• Grinding or improper starter drive engagement
• Electrical starting failure on the listed Infiniti models

Installation Notes and Tips

Confirm the original starter’s rotation, tooth count, voltage, and mounting configuration before installation. Match the vehicle application exactly: Fits 2002-2006 Infiniti Q45, N/A and Fits 2003-2004 Infiniti M45, N/A. Inspect battery condition, cable connections, and charging system output during replacement to avoid repeat starting issues.

Quality Assurance

MPA Electrical’s remanufactured line provides a rebuilt replacement option for starting-system service. This starter is built around Mitsubishi-based specifications for the listed Infiniti applications, with fitment and interchange data available to support part verification.