Diagnostic Method

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

Judge as NG if the criteria below are met.

Diagnosis 1

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria	Threshold Value
Output duty to drive circuit	≥ 95 %

Time Needed for Diagnosis:

Engine speed ≥ 500 rpm: 2000 ms
Engine speed < 500 rpm: 5000 ms

Diagnosis 2

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria	Threshold Value
Difference between target opening angle and actual opening angle	Within NG range of Details of Judgment value

Time Needed for Diagnosis:

Engine speed ≥ 500 rpm: Refer to Details of Judgment time.
Engine speed < 500 rpm: 5000 ms

Details of Judgment Value

Fig 1: Throttle Position Sensor Judgment Value Chart

Courtesy of SUBARU OF AMERICA, INC.

Details of Judgment time

Fig 2: Throttle Position Sensor Judgment Timing Chart

Courtesy of SUBARU OF AMERICA, INC.

NOTE: Judgment time is always 1000 milliseconds when actual opening angle < target opening angle.
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.