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Home >> Subaru >> 2021 >> Crosstrek Hybrid >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 18 (Engine Control System (2.5L) (Diagnostics) (4 Of 4)) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P219C: Cylinder 1 Air-Fuel Ratio Imbalance >> General Description >> Execution Condition

Execution Condition

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Secondary parameters Execution condition
Integrated time since compensation value status for each cylinder (refer to the Table) has turned to "In operation"* 400time(s) (12.8 s) or more

*: Time is calculated cumulatively. (If the secondary parameters are not satisfied for the compensation value status of each cylinder, the integrated time will not be reset.)

Table (status of each cylinder correction value) 

Secondary parameters Execution condition
Main feedback In operation
Engine speed 1000rpm - 4000rpm
Engine load 0.7g/rev (0.02 oz/rev) or more
Amount of intake air 10g/s (0.35 oz/s) or more
Or,
Main feedback In operation
Engine speed 1000rpm - 4000rpm
Engine load 0.6g/rev (0.02 oz/rev) or more
Amount of intake air 25g/s (0.88 oz/s) or more