← Back to Search Severity: Medium

P0136

Oxygen Sensor Circuit Malfunction Bank 1 Sensor 2

Fix Cost
$50 - $250
Parts & Labor
Difficulty
2/5
Medium
30 mins - 1 hour
DIY Possible?
✅ Yes
Save money
Category
Powertrain
System

📖 What Does P0136 Mean?

The downstream oxygen sensor on bank 1 (after catalytic converter) is not functioning properly.
⚠️

Symptoms

  • Failed emissions test
  • check engine light
  • may have no noticeable drivability symptoms.
🔍

Common Causes

  • Faulty downstream oxygen sensor
  • damaged wiring
  • exhaust leaks after catalytic converter
  • sensor contamination.
Fix Guide
🛠️

Possible Solutions

Replace downstream oxygen sensor on bank 1, repair wiring damage, fix exhaust leaks, clean sensor connections.

🚗

Fixing this on your car?

Get a vehicle-specific repair guide with exact parts, oil specs, and torque settings for your make and model.

Find My Car's Guide

🚙 Get Vehicle-Specific Fix Guide

Select your vehicle to see a customized repair guide with exact parts and specifications:

Common Questions About P0136

Q

Can I drive with code P0136?

A

You can drive for a short time, but should address code P0136 soon to avoid worsening the problem or failing an emissions test.

Q

How much does it cost to fix P0136?

A

The estimated repair cost for code P0136 is between $50 and $250. This includes parts and labor for most makes and models.

Q

Is this code easy to fix myself?

A

Yes, this is often a DIY-friendly repair. With basic tools and the correct part, many owners can resolve this themselves in under an hour.

👨‍🔧

Need a Pro?

Complex codes like P0136 can be tricky. Don't risk it if you're unsure.

📋

Recommended Tool

Essential for DIY

Professional OBD2 Scanner

Read & clear codes, view live data, and reset service lights yourself.

View Best Sellers ↗
🔗

Related Diagnostic Codes

Other codes that may appear with P0136

💡 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