Diagnostic Method

Abnormality Judgment
Count the counter up when the malfunction criteria below are completed by checking the change such as tank pressure, atmospheric pressure and fuel level during every 80 seconds. Judge NG when the count comes to the specified number (3 times).
Judgment Value

Fig 1: Threshold Value Table (1 Of 2)
Courtesy of SUBARU OF AMERICA, INC.
1. Time Needed for Diagnosis:
  80 seconds x 3 times
2. Malfunction Indicator Light Illumination:
  Illuminates when malfunction occurs in 2 continuous driving cycles.
Normality Judgment
Judge OK and clear the NG when all the malfunction criteria below are completed.
Judgment Value

Fig 2: Threshold Value Table (2 Of 2)
Courtesy of SUBARU OF AMERICA, INC.