P0137
Low
Powertrain
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)
Common Causes
Failed downstream O2 sensor
Lean exhaust after cat
Damaged wiring
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Quick Info
| Code | P0137 |
| System | Powertrain |
| Severity | Low |
Disclaimer
This information is for diagnostic guidance only. Always verify repairs with a qualified technician before performing safety-critical work.
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