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Home >> Subaru >> 2022 >> WRX Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (3 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P1C00: Battery Monitor Module "A" Performance >> General description >> Diagnostic Method

Diagnostic Method

Judge as NG when the following conditions are established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Receives the battery sensor information "pulse discharge malfunction" ON
Or,  
Receives the battery sensor information "voltage measurement malfunction" ON
Or,  
Receives the battery sensor information "current measurement malfunction" ON

Time needed for diagnosis:  Less than 1 s

Malfunction indicator light illumination:  Does not illuminate even when malfunction occurs.