MPA Electrical 13857 Alternator

Reliable Alternator Replacement for Toyota and Scion Models

The MPA Electrical Remanufactured Alternator 13857 is designed to provide dependable charging performance for select Toyota and Scion vehicles. Engineered to meet OEM specifications, this 12-volt alternator ensures consistent electrical output for your vehicle's charging system.

• Output: 90 amps for stable electrical supply
• Internal fan design for efficient cooling
• Clockwise rotation suitable for specific engine configurations
• 4 groove serpentine pulley for proper belt alignment
• Internal voltage regulator for precise voltage control
• Manufactured by Nippondenso, a trusted OEM supplier

Product Details and Specifications

This remanufactured alternator from MPA Electrical features a 90-amp output at 12 volts, making it compatible with the electrical demands of the Toyota Echo, Scion xA, and Scion xB models. The internal fan helps maintain optimal operating temperature, while the internal voltage regulator ensures consistent voltage delivery to your vehicle’s electrical system. The 4 groove serpentine pulley matches the belt system used in these vehicles, and the clockwise rotation aligns with the engine’s design. Manufactured by Nippondenso, this alternator meets strict quality standards for remanufactured parts.

About the Remanufactured Product Line

The MPA Electrical Remanufactured line offers alternators that have been carefully rebuilt to restore functionality and reliability. Each unit undergoes thorough testing and replacement of worn components to meet or exceed original equipment standards. This approach provides a cost-effective alternative to new parts while maintaining performance and durability for your Toyota or Scion vehicle.

Common Applications and Problem Resolution

• Replaces failing or weak alternators in Toyota Echo, Scion xA, and xB
• Resolves battery charging issues and electrical system malfunctions
• Eliminates dimming headlights and electrical accessory failures
• Addresses warning lights related to charging system faults
• Prevents vehicle stalling caused by insufficient electrical power

Installation Notes and Tips

Ensure the alternator is compatible with your vehicle’s make and model before installation. Disconnect the battery prior to removal to avoid electrical shorts. Verify the serpentine belt routing and tension after installation to prevent premature wear. The clockwise rotation and 4 groove pulley must match your vehicle’s specifications for proper operation.

Quality Assurance and Warranty

Each MPA Electrical Remanufactured Alternator 13857 is tested to meet performance standards and includes an internal voltage regulator and fan for reliable operation. While specific warranty details may vary, remanufactured parts typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation for exact warranty terms.