DTC P0057 Subaru

HO2S Heater Control Circuit Low Bank 2 Sensor 2

HO2S Heater Control Circuit Low Bank 2 Sensor 2

Description

Poor drivability.

Cause and Solution

Check power supply to rear oxygen sensorCheck ground circuit for ECMUsing a scan tool check current dataCheck output signal of ECMCheck rear oxygen sensor

Video Guide

Duration: PT3M57S | Uploaded: 2020-06-20

Diagnostic Info

  • DTC Code: P0057
  • Brand: Subaru
Back to Blog