Denso 210-1166 Alternator

Denso 210-1166 Reman Alternator Overview

The Denso 210-1166 reman alternator is a 12-volt charging system component built for Toyota applications that demand stable electrical output and OE-style fit. With a 100 amp rating, internal fan, internal regulator, and clockwise rotation, it is a direct replacement choice for vehicles with modern electronic loads.

Compatible With 2010-2014 Toyota FJ Cruiser, 2012-2014 Toyota Tundra, and 2010-2013 Toyota 4Runner, this remanufactured alternator is built for clean mounting and dependable charging performance.

Key Features

• Part number: 210-1166
• 12.0-volt alternator with 100 amp output
• Internal fan and internal regulator
• Clockwise rotation
• Denso OE family reman alternator
• OE-style fit for Toyota charging system service

Product Line Details

Denso Reman Alternators are rebuilt to OE-focused standards for vehicles that rely on consistent electrical performance. Denso tests critical internal components during remanufacturing, including stators, rectifiers, and rotors, and validates bearings to OE standards. The result is a reman alternator line intended to match factory mounting and electrical requirements on applications such as the Toyota FJ Cruiser, Toyota Tundra, and Toyota 4Runner.

Vehicle Fitment

• Fits 2010-2014 Toyota FJ Cruiser, N/A, 100 Amp; Reman Alternator
• Fits 2012-2014 Toyota Tundra, N/A, 100 Amp; Reman Alternator
• Fits 2010-2013 Toyota 4Runner, N/A, 100 Amp; w/o Front and Rear 120V Outlets; Reman Alternator
• Fits 2011 Toyota Tundra, N/A, 100 Amp; From 08/2010; Reman Alternator
• Fits 2010 Toyota Tundra, N/A, OE; Alternator - Reman

This part cross-references Toyota 27060-31180 and Remy 11059 for the same application.

Common Problems This Part Can Address

• Low charging voltage
• Battery warning light illumination
• Dim headlights or unstable electrical output
• Charging system noise from a worn alternator
• Failure of the original alternator on Toyota FJ Cruiser, Tundra, or 4Runner models

Installation Notes and Tips

Verify the vehicle’s original alternator configuration before installation, especially the 100 amp specification and the 4Runner note for vehicles without front and rear 120V outlets. Confirm pulley alignment, belt condition, and connector match before final assembly. The internal regulator and clockwise rotation should match the original unit for proper operation.

Quality Assurance

Denso reman alternators are processed and tested to OE-focused standards, including electrical testing of key internal components and bearing validation. The Denso OE family is known for factory-level fit and dependable charging performance in demanding automotive electrical systems.