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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Transaxle (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0974 Shift Solenoid "A" Control Circuit High >> Diagnostic Method

Diagnostic Method

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
Signal of malfunction from solenoid driver IC ON
As defined by:
Measured shift up pressure control solenoid voltage ≥2.5 V
 

Time needed for diagnosis:  0.2 s

Malfunction indicator light illumination:  Illuminates as soon as a malfunction occurs.