P0052low severityPowertrain
HO2S Heater Control Circuit High Bank 2 Sensor 1
on 2017 Ford Fiesta 1.6L I4 Turbo · FWD
What this code means
High voltage in the Bank 2 Sensor 1 O2 heater circuit.
Symptoms
- Check Engine Light
Common causes
- Short to power
- Faulty sensor
Diagnostic steps
- Test voltage
- Check for shorts to power
- Test resistance
Repair notes
Repair or replace sensor.
Other Powertrain codes on this vehicle
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P0002
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
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P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1