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Home >> Subaru >> 2023 >> Forester Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (1 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0038: A/F/O2 Heater Control Circuit High Bank 1 Sensor 2 >> General Description >> Component Description
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Component Description

G16345238Courtesy of SUBARU OF AMERICA, INC.
(A) Battery voltage
(B) Output voltage of the rear oxygen sensor heater
(C) 256 ms (cycles)
(D) High error
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