Monday, August 5, 2019

2020 Subaru Forester P code Page 32

4. GENERAL DRIVING CYCLE

Perform diagnosis only once at a constant speed of 10 km/h - 120 km/h (6.2 MPH - 74.6 MPH) 120000 ms or more after starting the engine.

5. DIAGNOSTIC METHOD

Calculate faf difference every 32 ms x 4 , and the Lamda value difference. 820 time(s) Calculate the diagnosis value after calculating.

Abnormality Judgment

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

Time Needed for Diagnosis: 32 ms x 4 x 820 time(s)

Malfunction Indicator Light Illumination: Illuminates when malfunction occurs in 2 continuous driving cycles.

Normality Judgment

Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.

Time Needed for Diagnosis: 32 ms x 4 x 820 time(s)

P0134

DTC P0134 O2 SENSOR CIRCUIT NO ACTIVITY DETECTED (BANK 1 SENSOR 1)

1. OUTLINE OF DIAGNOSIS

Detect open circuits of the sensor.

Judge as NG when the impedance of the element is large.

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