Error code
OBD2 P0062
OBD2P0062
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
HO2S Heater Control Circuit.
Severity
moderateCan drive, but may fail emissions testing.
Summary
Code P0062 indicates a malfunction in the heater control circuit of the heated oxygen sensor (HO2S) on bank 2, sensor 3.
Symptoms
- Illuminated check engine light
Common Causes
- Problem on the ground side of the O2 sensor heater circuit
- Problem on the power side of the O2 sensor heater circuit
- High resistance in the O2 sensor heater element
- Open circuit in the O2 sensor heater element
Diagnosis
- Test the heater circuit wiring for power and ground using a digital multimeter.
- Check the O2 sensor heating element for high resistance or an open circuit.
Fixes
- Replace the faulty oxygen sensor if there is high resistance or an open circuit in the heater element.
FAQ
What does P0062 mean?
P0062 indicates a malfunction in the heater control circuit of the heated oxygen sensor (HO2S) on bank 2, sensor 3.
How do I diagnose P0062?
Diagnose by testing the heater circuit wiring for power and ground using a multimeter. Also check the O2 sensor heating element for high resistance or an open circuit.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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