Severity: 🟡 Medium — diagnose within a week
Downstream O2 reading low — catalyst or sensor fault.
Diagnose catalyst first, then replace O2 sensor if needed.
What does P0137 mean?
P0137 (O2 Sensor Low Voltage (Bank 1 Sensor 2)) means Downstream O2 reading low — catalyst or sensor fault. Common symptoms include mil on, p0420 may accompany, failed catalyst monitoring.
How much does P0137 repair cost in Hyderabad?
At GarageNation Hyderabad, we diagnose P0137 with dealer-grade scan tools and provide a fixed quote before any work begins. Call +91 8106316369 for an estimate.
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