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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Engine Control System (Diagnostics) (P0700 To P2097) (H4DO)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0A3B Generator/Alternator Over Temperature >> Diagnostic Method

Diagnostic Method

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Judge as a malfunction when the high temperature malfunction diagnosis flag of the generator is ON, and at the same time, the regulator temperature inside the generator is at or more than the predetermined value.

JUDGMENT VALUE SPECIFICATION

Secondary Parameters Execution condition
Internal malfunction flag of generator (high temperature malfunction warning) = ON
Monitor value of generator internal temperature ≥ 170 °C

Time needed for diagnosis:  1000 ms

Malfunction indicator light illumination:  Does not illuminate even when malfunction occurs. (Charge warning light illuminates.)