← View Generic P0137 Guide
Severity: Medium
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Vehicle-Specific Guide
This guide is customized for your 2014 Nissan SENTRA
P0137: Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2
on 2014 Nissan SENTRA
Fix Cost
$50 - $250
Parts & Labor
Difficulty
2/5
30 mins - 1 hour
DIY Possible?
✅ Yes
Save money
Your Vehicle
2014 Nissan
SENTRA
⚠️
Important for 2014 Nissan SENTRA Owners
Before starting repairs, verify which engine your 2014 Nissan SENTRA has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does P0137 Mean on 2014 Nissan SENTRA?
The downstream oxygen sensor on bank 1 is reading consistently low voltage.
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Symptoms
- • Failed emissions test
- • check engine light
- • possible catalytic converter efficiency issues.
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Common Causes
- • Faulty oxygen sensor
- • exhaust leaks
- • wiring short to ground
- • contaminated sensor
- • catalytic converter problems.
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How to Fix P0137 on 2014 Nissan SENTRA
Replace oxygen sensor, repair exhaust leaks, check wiring for shorts, inspect catalytic converter.
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Need Maintenance Info for Your SENTRA?
Get oil capacity, filter specs, and torque settings for your specific 2014 Nissan SENTRA.
View 2014 Nissan SENTRA SpecsParts for 2014 Nissan SENTRA
Essential Tool
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Related Diagnostic Codes
Other codes that may appear with P0137
P0135
Sequential Code
Oxygen Sensor Heater Circuit Malfunction Bank 1 Sensor 1
Medium
P0136
Sequential Code
Oxygen Sensor Circuit Malfunction Bank 1 Sensor 2
Medium
P0138
Sequential Code
Oxygen Sensor Circuit High Voltage Bank 1 Sensor 2
Medium
P0139
Sequential Code
Oxygen Sensor Circuit Slow Response Bank 1 Sensor 2
Medium
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system