2009 Compatible Altima 2.5L ECU / ECM Module – MEC120-180 (B1)

Used – Needs Professional Programming

Short description
This is a used engine control module (ECU/ECM) for the 2009 Nissan Altima 2.5L. Part number MEC120-180 (label B1). The unit is sold as-is and must be programmed to your vehicle by a dealer or a qualified automotive technician.

Key details

Part number: MEC120-180 (B1)
Application: 2009 Nissan Altima 2.5L (verify exact fitment with your VIN)
Item type: Engine Control Unit / Engine Control Module (ECU / ECM)
Condition: Used – sold as-is; requires programming and VIN matching
Included: ECU module only (no keys, harnesses, or additional accessories unless otherwise stated)

Important notes

This unit must be professionally programmed and matched to your vehicle’s VIN and immobilizer system before it will operate.
Compatibility can vary by production date, region, and vehicle options. Please confirm fitment with your VIN or consult a qualified technician before purchase.
We recommend installation and programming by an authorized dealer or experienced automotive electronics shop.

QuestionsMessage with your vehicle VIN or any questions about fitment, programming requirements, or installation.