P0161Medium Priority

O2 Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)

Category: PowertrainFuel and Air Metering

9 articles · 3 makes affected

Most Effective Fixes

Based on 12 owner reports. Success rates show how often each fix resolved the issue.

0% success
4 reports
4 reports
0% success
4 reports

Start with the highest success rate fix when diagnosing P0161. If that doesn't resolve the issue, work down the list.

Owner Statistics

Based on 37,913 real owner discussions • 1158 confirmed solutions

Dataset (37,913 records)
$1,953
Average Repair Cost
3%
Success Rate
24%
DIY Repairs
37,913
Data Sources

About This Data

Statistics are aggregated from real owner discussions on Reddit, automotive forums, and YouTube comments. All data is anonymized and represents actual repair experiences reported by vehicle owners.

Frequently Appears With

These codes often appear together in owner reports. Check these if you see P0161.

Based on analysis of 6 owner reports where multiple codes appeared together.