This Product Has Been Replaced By

Automatic Transmission Control Module. Engine Control Module ((ECM)) (AT).

Part Number: 31711AF90B
Supersession(s): 31711AF90A; 31711AF90C
View 31711AF90B Automatic Transmission Control Module. Engine Control Module ((ECM)) (AT). Full-Sized Product Image

A Module in a Vehicle used to Monitor and Control many components of the Vehicles Engine Management System. Unit AT Control.

UNIT ASSEMBLY-AT CONTROL Engine Control Module (ECM)Automatic Transmission Control Module

Fits Legacy

Trans Control Module
The transmission control module is known by several names—the TCM, PCM, ECM, ECU, PGM-FI—and the problems associated with them can be esoteric. But our Subaru technicians are experts in diagnosing and repairing the problems associated with the control module in your Subaru .

This product fits 2 vehicle variants.
Subaru: 1 models, 2 variants for 2002.

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