What does code P1169 mean on Hyundai vehicles?
The ECU detects a heater circuit malfunction in the downstream oxygen sensor on Bank 2.
OBD-II Code Hyundai
P1169 — Hyundai — Heated Oxygen Sensor (HO2S) 2 Bank 2 Heater Control Circuit Malfunction
The ECU detects a heater circuit malfunction in the downstream oxygen sensor on Bank 2.
Common symptoms
- Check engine light illuminated
Possible causes
- Open circuit
- faulty heater element
Initial recommendation
Inspect wiring harness and replace oxygen sensor if heater circuit is open.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
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