MPA Electrical 15135N Alternator

Alternator for Toyota Sequoia and Tundra

MPA Electrical 15135N is a new 12-volt alternator built for charging-system replacement on select Toyota trucks and SUVs. It is configured with a 100 amp output, internal regulator, internal fan, and a 6-groove serpentine pulley for clockwise rotation.

Key Features

• 100 amp alternator output for 12-volt charging systems
• Internal regulator for integrated voltage control
• Internal fan design
• 6-groove serpentine pulley
• Clockwise rotation
• Manufacturer listed as Nippondenso
• New MPA Electrical part number 15135N

Detailed Description

This MPA Electrical alternator is built around the specifications commonly used in Toyota charging systems, including a Nippondenso-style design, internal regulation, and a 6-groove serpentine pulley. It is listed for 2001-2002 Toyota Sequoia and for 2000-2002 Toyota Tundra with optional fitment for a 100 amp alternator. The part number 15135N is also referenced for interchange purposes, making it easier to match the correct replacement during alternator service.

This part cross-references BBB Industries 13859 for the same application.

What It Helps Resolve

• Battery warning light caused by alternator output loss
• Low charging voltage at the battery
• Dim lights or electrical instability during driving
• Accessory performance issues tied to weak system voltage
• Charging-system failure on Toyota Sequoia and Toyota Tundra applications

Installation Notes and Tips

Verify pulley groove count, rotation direction, voltage rating, and amperage before installation. Confirm the vehicle uses a 100 amp alternator configuration and compare the original unit to MPA Electrical 15135N before replacement. For fitment, this part fits 2001-2002 Toyota Sequoia and fits 2000-2002 Toyota Tundra, optional fitment with a 100 amp alternator.

Quality Assurance

MPA Electrical supplies a new replacement alternator built to the listed electrical and mounting specifications for the stated Toyota applications. Confirm all OE-style dimensions and connector details against the removed unit to ensure proper match-up.