P2196
Moderate
Powertrain
O2 Sensor Signal Biased/Stuck Rich (Bank 1 Sensor 1)
Common Causes
Failing upstream O2 sensor biased rich
Actual rich condition
Fuel injector leaking
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Quick Info
| Code | P2196 |
| System | Powertrain |
| Severity | Moderate |
Disclaimer
This information is for diagnostic guidance only. Always verify repairs with a qualified technician before performing safety-critical work.
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