Denso 280-4227 Starter

Denso Reman Starter for Mazda Applications

The Denso 280-4227 reman starter is a 12-volt, clockwise-rotation starter built for Mazda vehicles that call for an OE-style Mitsubishi family unit. It is remanufactured to deliver factory-original starting performance with the fit and electrical characteristics expected in Mazda 3, Mazda 3 Sport, CX-3, and CX-5 applications.

Denso’s Reman Starter line focuses on restoring critical electrical components to dependable operating condition. For this part number, that includes high-voltage testing of the armature and field coils, refinished commutators, replacement of terminals and fasteners with copper components, and bench testing before release.

Key Features

• 12.0-volt starter for OE-style electrical systems
• Clockwise starter rotation
• 1.0 kW power rating
• Mitsubishi OE family design
• High-voltage tested armature and field coils
• Premium copper terminals for consistent current flow
• New bearings, brushes, and seals
• Bench-tested for factory-original performance

Detailed Description

Denso 280-4227 is a remanufactured starter engineered for direct replacement in select Mazda vehicles. It is built around Denso’s gear-reduction starter design, a configuration known for compact size and strong cranking output. This makes it a practical choice for drivers needing reliable starts in both cold and hot weather conditions.

Fits 2016-2021 Mazda CX-3, N/A. Fits 2012-2018 Mazda 3, N/A. Fits 2016 Mazda CX-5, N/A. Fits 2013-2015 Mazda 3 Sport, N/A. Fits 2014 Mazda CX-5, N/A. Fits 2013 Mazda CX-5, N/A. Fits 2012 Mazda 3 Sport, N/A.

This part cross-references Mazda PE07-18-400 and Remy 16222 for the same application.

What It Helps Solve

• Slow or weak engine cranking
• No-start conditions caused by starter wear
• Intermittent starting from worn brushes or terminals
• Voltage loss at the starter connection points
• Starting performance issues in daily-driven Mazda 3, Mazda 3 Sport, CX-3, and CX-5 models

Installation Notes and Tips

Verify the vehicle’s starter specifications before installation, including 12-volt system requirements, clockwise rotation, and 1.0 kW output. Confirm the OE family match for the Mazda application and compare the removed unit to the replacement part number 280-4227 before mounting.

Inspect battery condition, cable integrity, and charging-system output during replacement. A weak battery or corroded connection can mimic starter failure and affect starting performance after installation.

Quality Assurance

Denso reman starters are processed through a controlled test-and-replacement routine that includes component inspection, electrical testing, refinishing, and final bench verification. The remanufactured design also supports material reuse, making it a practical choice for buyers focused on dependable starting performance and responsible parts recycling.