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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Control System (Diagnostics) (P2101 To U171F) (H4DO)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P219C Cylinder 1 Air-Fuel Ratio Imbalance >> Execution Condition

Execution Condition

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Secondary Parameters Execution condition
Status of each cylinder correction value = Accumulated time since operation started* ≥ 400time(s) (12.8 sec)
(Refer to Table below)
*Accumulated time is cumulatively calculated
(If the secondary parameter is not satisfied for the status of each cylinder correction value, accumulated time will not be reset)
 

Table: Status of each cylinder correction value 

Secondary Parameters Execution condition
Main feedback In operation
Engine speed ≤ 4000 RPM
Engine load ≥ 0.6 g/rev
Amount of intake air ≥ 10 g/sec