FAULTBASE
Error CodesASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Honda/Accord/11th Gen (2023-Present)/how to fix the P0134 code on my Honda Civic 11th Generation (2022-Present)?

how to fix the P0134 code on my Honda Civic 11th Generation (2022-Present)?

Honda Accord 11th Gen (2023-Present)

Error Codes
Severity: mediumDifficulty: mediumError Code: P01341-2 hours
3 min read
478 words

Problem Statement

Learn how to diagnose and fix P0134 oxygen sensor issues in your 2022 Honda Civic. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0134
Affected Component
Exhaust System
Estimated Time
1-2 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems.
  • ⚠Allow engine components to cool before handling.

Symptoms

  • •Check engine light illuminated
  • •Poor fuel economy
  • •Rough idle
  • •Engine stalling or hesitation during acceleration
  • •Increased emissions
  • •Unusual exhaust odors

Diagnostic Steps

  1. 1Scan for error codes using an OBD-II scanner to confirm P0134 and check for any related codes.
  2. 2Inspect the wiring and connectors of the upstream oxygen sensor for signs of damage or corrosion.
  3. 3Check the oxygen sensor's resistance and voltage output using a multimeter while the engine is running.
  4. 4Inspect the exhaust system for leaks that could affect sensor readings.
  5. 5Verify the fuel trim values using a diagnostic tool to see if they are within the expected range.
  6. 6Clear the codes and perform a test drive to see if the P0134 code returns.

Solution

Solution

1. Preparation

  • Gather tools and parts needed for the repair.
  • Disconnect the negative battery terminal to prevent electrical shorts.
  • Allow the engine to cool down completely before starting work.

2. Inspect and Replace Oxygen Sensor

  • Tools Required: Oxygen sensor socket, ratchet and extensions, multimeter, safety glasses, gloves.
  • Locate the upstream oxygen sensor (usually near the exhaust manifold).
  • Disconnect the electrical connector from the oxygen sensor.
  • Use the oxygen sensor socket to remove the old sensor from the exhaust pipe.
  • Inspect the threads on the exhaust for any damage; clean if necessary.
  • Apply anti-seize compound on the new sensor threads if required (check manufacturer's recommendations).
  • Install the new oxygen sensor by hand to avoid cross-threading, then tighten using the socket (typically to 30-35 lb-ft).
  • Reconnect the electrical connector securely.

3. Clear Codes and Reconnect Battery

  • Reconnect the negative battery terminal.
  • Use the OBD-II scanner to clear any stored codes.
  • Start the engine and let it idle for a few minutes to ensure proper operation.

Verification

After completing the repair, verify that the issue has been resolved:

  • ✓Test the affected component to ensure it functions correctly
  • ✓Check for any error codes or warning lights
  • ✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

  • •Follow the manufacturer's recommended maintenance schedule
  • •Address warning signs early before they develop into major issues
  • •Use quality parts and fluids recommended for your vehicle
  • •Keep detailed records of all repairs and maintenance

Tools & Equipment Required

  • •OBD-II scanner
  • •Oxygen sensor socket
  • •Ratchet and extensions
  • •Multimeter
  • •Safety glasses
  • •Gloves

Parts Required

  • •Upstream oxygen sensor (part specific to the 11th Generation Honda Civic)

Additional Information

Error Code
P0134
Affected Component
Exhaust System
Estimated Time
1-2 hours
Difficulty
medium
Severity
medium
Tools Required
6 items
Parts Required
1 item

Related Faults

  1. why is there a burning smell coming from my Honda Civic 11th Generation (2022-Present)

    Learn how to diagnose and fix a burning smell issue in your Honda Civic 11th Generation. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Electrical5 symptoms

  2. why is my Honda Civic 11th Generation (2022-Present) making a grinding noise when turning

    Learn how to diagnose and fix grinding noise when turning in Honda Civic 11th Generation. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Steering5 symptoms

  3. how to fix the P0401 code on my Honda Civic 11th Generation (2022-Present)?

    Learn how to diagnose and fix P0401 EGR flow insufficient issue in Honda Civic 11th Generation. Step-by-step guide with diagnostic procedures and repair instructions.

    P0401Exhaust System5 symptoms

  4. my Honda Civic 11th Generation (2022-Present) doesn't respond to the key fob

    Learn how to diagnose and fix an unresponsive key fob for the 2022 Honda Civic. Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

    Electrical5 symptoms

  5. my Honda Civic 11th Generation (2022-Present) has a blown fuse for the infotainment system, how to f...

    Learn how to fix a blown fuse for the infotainment system in a 2022 Honda Civic. Step-by-step guide with diagnostic steps and repair instructions.

    Electrical5 symptoms

  6. how do I reset the maintenance light on my Honda Civic 11th Generation (2022-Present)

    Learn how to reset the maintenance light on your 2022 Honda Civic 11th Generation. Step-by-step guide to ensure your dashboard is clear.

    Electrical3 symptoms

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation