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Home >> Subaru >> 2023 >> WRX Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0047: Turbocharger/Supercharger Boost Control "A" Circuit Low >> General Description >> 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
Defective operation signal from electronic wastegate valve driving IC ON

Time needed for diagnosis:  2500 ms

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

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