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Subaru
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2017
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Forester 2.0XT Touring
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 16 (Engine Control System (Diagnostics) (P000A To P015B) (H4DO))
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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
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DTC P0037 A/F/O2 Heater Control Circuit Low Bank 1 Sensor 2
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Component Description
Component Description
WARNING:
This page is about a different variant/trim than selected.
Battery voltage
Output voltage of the rear oxygen sensor heater
256 ms (cycles)
Low error