Code
P0161
Emissions
Chauffage sonde — Rangée 2 Capteur 2
Le chauffage de la sonde aval rangée 2 a un défaut.
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Most likely causes
- Fusible grillé
- Chauffage défectueux
Symptoms you may notice
- Check engine light
Checks to run
- Test the heater circuit
- Check fuse
Tools you may need
Multimeter
Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.