Valeo 849151 Alternator

Valeo 849151 Alternator for Nissan Altima

The Valeo 849151 alternator is a 14-volt, 110-amp charging component built for select Nissan Altima applications. As part of the Valeo OE alternator line, it reflects the brand’s original-equipment focus and is engineered for clockwise rotation and stable electrical output.

Key Features

• 14-volt alternator with 110-amp amperage rating
• Clockwise rotation direction
• Valeo OE family replacement part
• 100% new construction to reduce the risk associated with remanufactured units
• Technical number: FG12T147AMQ
• Part number: 849151

Product Details

Valeo has supplied electrical systems since 1923 and is recognized as an original equipment alternator supplier. The Valeo 849151 is built for charging-system service on 2013-2018 Nissan Altima models, including 2018 Nissan Altima vehicles built from 09/17 and to 09/17, both listed with 110-amp alternator applications. This alternator is intended for buyers seeking a direct-fit charging component for Nissan Altima electrical repair and replacement work. This part cross-references Remy 11140 for the same application.

What This Alternator Helps Address

• Battery warning light caused by charging-system failure
• Low charging output at idle or under electrical load
• Dim lights or unstable electrical performance
• Alternator noise or bearing-related charging issues
• Starting problems related to insufficient system voltage

Installation Notes and Tips

Verify the vehicle’s build date and electrical specifications before installation, especially on 2018 Nissan Altima models with the noted 09/17 split. Confirm clockwise rotation, 14-volt system requirements, and 110-amp output match the original unit. Inspect the belt, tensioner, battery condition, and charging cables during replacement to help ensure proper system performance.

Quality Assurance

The Valeo 849151 belongs to Valeo’s OE alternator line, backed by the company’s long-standing role in original-equipment electrical systems. Its 100% new design supports consistent replacement quality for Nissan Altima charging-system service.