12-12 Subaru Legacy 2.5L 4cyl AT California Engine Computer (ECM) – #8939

Overview

• Replacement engine control module (ECM) pulled from a 2012 Subaru Legacy with a 2.5L 4‑cylinder engine and automatic transmission configured for California emissions.
• Inventory/item number: #8939.
• Ideal for vehicles that require the same engine, transmission and emissions configuration.

Compatibility & fitment

• Fits: 2012 Subaru Legacy – 2.5L 4‑cylinder, automatic transmission, California emissions (verify exact model year and emissions spec).
• Always confirm fitment by matching:
  • Your vehicle VIN or engine code
  • OEM part numbers on your current ECM
  • Connector pin layout and mounting points
• If unsure, send photos of your current module or the OEM part number and we’ll help confirm compatibility.

Condition & testing

• Condition: used (pulled from a working vehicle).
• Inspected and bench‑checked for basic power-up and communication. Sold AS‑IS.
• Buyer should verify the unit meets their requirements before installation.

Installation & programming

• Professional installation recommended.
• ECMs typically must be programmed/reflashed to match the vehicle VIN and immobilizer system. Dealer or qualified shop/tuner can perform reprogramming.
• Failure to program may result in no‑start or immobilizer/communication issues.

What’s included

• Engine Control Module (ECM) unit only – no harnesses, keys, or other modules unless explicitly listed.
• Mounting hardware not included unless stated.

Important notes

• Verify part numbers and connector compatibility before purchase.
• Returns/exchanges and warranty terms vary by seller – confirm policies prior to ordering.

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