MPA Electrical 11385 Alternator

Remanufactured Alternator for Toyota and Pontiac

MPA Electrical Part Number 11385 is a remanufactured 12-volt alternator built for charging-system replacement on select Toyota Corolla, Toyota Matrix, and Pontiac Vibe applications. It is rated at 100 amps and uses an internal regulator, internal fan, and a 6-groove serpentine clutch pulley for OE-style fitment.

Key Features

• 100 amp output for standard charging-system replacement
• 12-volt remanufactured alternator from MPA Electrical
• Internal regulator for integrated voltage control
• Internal fan design for alternator cooling
• 6-groove serpentine clutch pulley
• Clockwise rotation with 8:30 clock position
• Manufacturer listed as Nippondenso

Product Details

This remanufactured alternator, part number 11385, is specified for vehicles that use a Nippondenso-style charging unit with a clockwise rotation and 8:30 clock position. It cross-references BBB Industries 11385 for the same application. Fitment includes 2009 Toyota Corolla, 2009-2010 Toyota Matrix, 2009-2010 Pontiac Vibe, and 2010-2011 Toyota Corolla, with a note for 2010-2011 Toyota Corolla except Japan-built vehicles and 2009 Toyota Corolla except Japan-built vehicles.

What It Helps Solve

• Low battery charging caused by a failing alternator
• Battery warning light related to charging output loss
• Dim lights or electrical instability from weak alternator performance
• Starting issues caused by insufficient system voltage
• Charging-system failure on Toyota Corolla, Toyota Matrix, or Pontiac Vibe applications

Installation Notes and Tips

Verify pulley style, amperage rating, connector match, rotation, and clock position before installation. Confirm the vehicle build details for Corolla applications, since some listings exclude Japan-built vehicles and specific build dates. Always inspect the belt condition, battery state, and charging circuit before replacing the alternator to help avoid repeat failures.

Quality Assurance

MPA Electrical remanufactured components are rebuilt to restore charging-system function for direct replacement use. This alternator is identified by part number 11385 and is listed with OE-style interchange references for the specified Toyota and Pontiac applications.