Diagnostic Method

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Judge as OK and clear the NG when the malfunction criteria below are met.

Judgment Value

JUDGMENT VALUE

Malfunction Criteria	Threshold Value
Difference between target opening angle and actual opening angle	Within the OK range of judgment value detail
Output duty to drive circuit	< 95 %

Time Needed for Diagnosis:

Difference between target opening angle and actual opening angle:
- NG judgment: Refer to the .
- OK judgment: 2000 ms
Output duty to drive circuit: 2000 ms

Details of Judgment Value

Fig 1: Throttle Position Sensor Opening Angle

Courtesy of SUBARU OF AMERICA, INC.

Judgment time detail

Fig 2: Throttle Position Sensor Opening Angle

Courtesy of SUBARU OF AMERICA, INC.

NOTE: Judgment time is constantly 1000 ms with Actual opening angle ≤ Target opening angle.
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.