MPA Electrical 13806N Alternator

OE-Style Alternator for Toyota Charging Systems

MPA Electrical 13806N is a 12-volt alternator built for Toyota charging system applications that require a 100 amp output. It uses an internal regulator, internal fan, clockwise rotation, and a 6-groove serpentine pulley for direct-fit service on listed vehicles.

This alternator fits 2000-2004 Toyota Avalon, N/A and 1998-2003 Toyota Sienna, N/A. It also fits 1998-1999 Toyota Avalon, N/A with optional fitment for vehicles equipped with a 100 amp alternator.

Key Features

• 100 amp output for 12-volt charging systems
• Internal regulator for integrated voltage control
• Internal fan design
• 6-groove serpentine pulley
• Clockwise rotation
• Manufacturer: Nippondenso
• Part number: 13806N

Detailed Description

MPA Electrical 13806N is a replacement alternator for Toyota Avalon and Toyota Sienna applications that call for a Nippondenso-style unit with a 100 amp rating. The unit is configured with a 2:00 clock position, internal regulation, internal cooling fan, and a 6-groove serpentine pulley to match the listed charging system layout. This part cross-references BBB Industries 13806 for the same application.

Use 13806N when servicing a Toyota Avalon or Toyota Sienna charging system that matches the listed specifications and fitment. The part number 13806N is also a useful reference when verifying replacement alternators for these Toyota models.

What It Helps Fix

• Battery warning light caused by alternator output loss
• Low charging voltage during driving
• Dim lights from weak electrical system performance
• Battery drain after the engine is running
• Charging system failure on Toyota Avalon or Toyota Sienna applications

Installation Notes and Tips

Confirm pulley groove count, rotation, voltage, amperage, and clock position before installation. Verify the vehicle’s original alternator specification against the listed fitment for 2000-2004 Toyota Avalon and 1998-2003 Toyota Sienna, and check the optional 1998-1999 Toyota Avalon application only when the vehicle is equipped with a 100 amp alternator. Inspect the belt condition and charging connectors during replacement.

Quality Assurance

MPA Electrical supplies this alternator as a new replacement unit built to the listed specifications for Toyota charging system service. The Nippondenso manufacturer reference and OE-style interchange data help support accurate part matching for the correct application.