← View Generic P0137 Guide Severity: Medium
🚗 Vehicle-Specific Guide

This guide is customized for your 2018 BMW X5

P0137: Oxygen Sensor Circuit Low Voltage Bank 1 Sensor 2

on 2018 BMW X5

Fix Cost
$50 - $250
Parts & Labor
Difficulty
2/5
30 mins - 1 hour
DIY Possible?
✅ Yes
Save money
Your Vehicle
2018 BMW
X5
⚠️

Important for 2018 BMW X5 Owners

Before starting repairs, verify which engine your 2018 BMW X5 has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does P0137 Mean on 2018 BMW X5?

The downstream oxygen sensor on bank 1 is reading consistently low voltage.
⚠️

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 2018 BMW X5

Replace oxygen sensor, repair exhaust leaks, check wiring for shorts, inspect catalytic converter.

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Need Maintenance Info for Your X5?

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Parts for 2018 BMW X5

Oxygen Sensor Shop ↗ O2 Sensor Socket Shop ↗

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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