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

  1. Test the heater circuit wiring for power and ground using a digital multimeter.
  2. 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.