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Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Engine Control System (Diagnostics) (Except For STI) (4 Of 4)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P2102: Throttle Actuator "A" Control Motor Circuit Low >> Diagnostic Method

Diagnostic Method

WARNING: This page is about a different variant/trim than selected.

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
<For electronic throttle control power supply>
Electronic throttle control power voltage
< 6 V
<For electronic throttle control relay monitor>
Electronic throttle control relay monitor voltage
≤ 1 V

Time needed for diagnosis:  510 ms

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