P0130
Moderate
Powertrain
O2 Sensor Circuit Malfunction (Bank 1 Sensor 1)
Common Causes
Failed upstream O2 sensor
Exhaust leak near sensor corrupting readings
Wiring fault or corroded connector
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Quick Info
| Code | P0130 |
| 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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