OE Quality
60-Day Returns

MPA Electrical 15603 Alternator
Reliable Alternator for Acura Legend Vehicles
The MPA Electrical Remanufactured Alternator 15603 is designed specifically for Acura Legend models, providing a dependable 110 amps output at 12 volts. This alternator features an internal fan and regulator, ensuring efficient cooling and voltage control for your vehicle's electrical system.
- 110 amps output for consistent electrical performance
- 12 volts system compatibility
- Internal fan for effective cooling
- Internal voltage regulator for stable power delivery
- 5 groove serpentine pulley design
- Clockwise rotation suitable for Acura Legend
- Manufactured by Nippondenso for quality remanufacturing
About the MPA Electrical Remanufactured Product Line
The Remanufactured line from MPA Electrical offers alternators that have been carefully rebuilt to meet original equipment specifications. This process includes thorough inspection, replacement of worn components, and testing to ensure reliable operation. The 15603 alternator maintains the performance standards expected for Acura Legend vehicles while providing a cost-effective alternative to new parts.
Technical Details and Features
This alternator operates at 12 volts with a 110 amps output, suitable for the electrical demands of the Acura Legend. It includes an internal fan that helps dissipate heat during operation, extending the alternator's lifespan. The internal voltage regulator maintains consistent voltage levels, protecting your vehicle's electrical components. The 5 groove serpentine pulley matches the factory setup, ensuring proper belt alignment and tension. Clockwise rotation aligns with the original equipment design, facilitating straightforward installation.
Common Applications and Problem Resolution
- Replacement for failing or weak alternators in Acura Legend vehicles
- Resolves issues with battery not charging properly
- Eliminates dimming or flickering headlights caused by electrical faults
- Fixes warning lights related to charging system malfunctions
- Addresses unusual noises from the alternator pulley or fan
Installation Notes and Tips
Ensure the vehicle is turned off and the battery is disconnected before beginning installation. Verify the pulley alignment and belt condition during replacement. The clockwise rotation and 5 groove serpentine pulley must match the original part to avoid belt slippage. It is recommended to inspect related components such as the battery and wiring harness for optimal performance after installation.
Quality Assurance and Warranty
The MPA Electrical Remanufactured Alternator 15603 undergoes rigorous testing to meet OEM standards. Manufactured by Nippondenso and rebuilt under strict quality controls, this alternator is designed to provide reliable service. Warranty details are provided by MPA Electrical and should be reviewed at the time of purchase to ensure coverage.
| Brand | MPA Electrical |
| Part Number | 15603 |
| Position | Remanufactured |
| Amps | 110 Amps |
| Clock | 12:00 |
| Fan | Internal |
| Manufacturer | Nippondenso |
| Pulley | 5 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1995 | Acura | Legend | 3.2L | V6 | N/A | Remanufactured |
| 1994 | Acura | Legend | 3.2L | V6 | N/A | Remanufactured |
| 1993 | Acura | Legend | 3.2L | V6 | N/A | Remanufactured |
| 1992 | Acura | Legend | 3.2L | V6 | N/A | Remanufactured |
| 1991 | Acura | Legend | 3.2L | V6 | N/A | Remanufactured |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.