Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Subaru >> 2018 >> Forester 2.5i, Automatic CVT Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transaxle (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC U0422: Invalid Data Received From Body Control Module >> Diagnostic Method (Non-Turbo Model)

Diagnostic Method (Non-Turbo Model)

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
CAN data from BIU Freeze

Time needed for diagnosis:  2 seconds

Malfunction indicator light illumination:  Does not illuminate.