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Home >> Subaru >> 2021 >> Crosstrek Base, Standard Trans >> Repair and Diagnosis >> Transmission >> Transfer Case >> AWD Control System (Diagnostics) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P1F09: Control Module Processor >> General Description >> Diagnostic Method
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Diagnostic Method

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

Judgment value 

JUDGMENT VALUE SPECIFICATIONS

Malfunction Criteria Threshold Value
Result of diagnosis for microcomputer CAN register Malfunction

Time Needed for Diagnosis  : Immediately