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Diagnostic Method

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

Judge as NG when Monitor A1 and Monitor B1 are both NG, and when either is OK, judge as OK.

Monitor A1 

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Diagnostic value 1 (DV1) > Threshold value 1 (TV1)
Fig 1: Threshold Value 1 Equation
G08548514Courtesy of SUBARU OF AMERICA, INC.
ENGINE LOAD SPECIFICATION - MAP

  Engine load (g/rev (oz/rev))
0.8 (0.03) 0.9 (0.03) 1 (0.04) 1.1 (0.04) 1.2 (0.04) 1.3(0.05) 1.4 (0.05) 1.5 (0.05)
Engine speed (rpm) 1600 0.0069 0.0088 0.0073 0.0078 0.0080 0.0081 0.0087 0.0087
1800 0.0077 0.0084 0.0074 0.0072 0.0076 0.0074 0.0074 0.0074
2000 0.0074 0.0079 0.0077 0.0080 0.0082 0.0087 0.0087 0.0087
2200 0.0060 0.0081 0.0088 0.0061 0.0056 0.0061 0.0059 0.0059
2400 0.0059 0.0065 0.0073 0.0082 0.0062 0.0063 0.0067 0.0073
2600 0.0036 0.0053 0.0064 0.0051 0.0079 0.0078 0.0068 0.0071
2800 0.0045 0.0042 0.0046 0.0056 0.0063 0.0062 0.0076 0.0081
3000 0.0062 0.0062 0.0073 0.0075 0.0073 0.0081 0.0071 0.0078
3200 0.0049 0.0066 0.0073 0.0073 0.0076 0.0076 0.0079 0.0079

Time Needed for Diagnosis:  4 ms X 2500 time(s)

Monitor B1 

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Engine speed 2500 time(s)
Diagnostic Value2 (DV2) > 22 time(s)

Time Needed for Diagnosis:  500 engine revs.

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