P0137
P0137 means "O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)". Severity: 🟢 Low. Usually safe to drive in the short term, but get it checked soon.
What the P0137 code means
| Code | P0137 |
| Definition | O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) |
| System | Powertrain (engine & transmission) |
| Type | Generic (SAE standard) |
| Subsystem | Fuel & Air Metering |
| Severity | 🟢 Low |
Common causes of P0137
- Failed downstream O2 sensor
- Exhaust leak
- Wiring issue
How to fix P0137
- Replace the downstream O2 sensor
- Inspect exhaust and wiring
Always confirm the diagnosis with a scan tool and live data before replacing parts.
Is it safe to drive with P0137?
Usually safe to drive in the short term, but get it checked soon.
P0137, answered.
What does P0137 mean?
P0137 stands for "O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)". It is a generic (sae standard) OBD-II powertrain trouble code.
Is it safe to drive with a P0137 code?
Usually safe to drive in the short term, but get it checked soon.
What causes P0137?
Common causes include: Failed downstream O2 sensor; Exhaust leak; Wiring issue.
How do you fix P0137?
Typical fixes: Replace the downstream O2 sensor; Inspect exhaust and wiring. Always confirm the diagnosis before replacing parts.