FAULTBASE
NEWSASKCars
© 2025 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
Home/Cars/Toyota/Highlander/Fourth Generation (2020-present)/how to fix P0130 oxygen sensor code in Toyota Highlander Fourth Generation (2020-present)

how to fix P0130 oxygen sensor code in Toyota Highlander Fourth Generation (2020-present)

Toyota Highlander Fourth Generation (2020-present)

Severity: mediumDifficulty: mediumError Code: P01301-2 hours
3 min read
552 words

Problem Statement

Learn how to diagnose and fix P0130 oxygen sensor code in Toyota Highlander. Step-by-step guide with diagnostic procedures and repair instructions.

Error Code
P0130
Component
Exhaust System
Repair Time
1-2 hours

Safety Warnings

  • ⚠Disconnect the battery before working on electrical systems to prevent shorts.
  • ⚠Allow the exhaust system to cool down before touching any components to avoid burns.

Symptoms

  • •Check engine light illuminated
  • •Poor fuel economy
  • •Rough engine idle
  • •Increased emissions
  • •Engine stalling under load

Diagnostic Steps

  1. 1Scan the vehicle's OBD-II system using a scanner to confirm the P0130 code and check for any additional codes.
  2. 2Inspect the wiring and connectors leading to the bank 1 sensor 1 for any visible damage or corrosion.
  3. 3Measure the voltage output from the oxygen sensor using a multimeter to ensure it is within specifications (typically 0.1V to 0.9V under normal operation).
  4. 4Check the vehicle’s fuel trims using the OBD-II scanner to see if they are excessively high or low, which can indicate a faulty sensor.
  5. 5Inspect the exhaust system for leaks that could affect sensor readings.
  6. 6Test the heater circuit of the oxygen sensor to ensure it is functioning properly.

Solution

Solution

1. Preparation

  • Gather tools and parts needed for the repair.
  • Disconnect the negative battery terminal to prevent electrical shorts.
  • Tools Required: OBD-II scanner, multimeter, socket set, torque wrench, oxygen sensor socket.

2. Remove the Faulty Oxygen Sensor

  • Locate the bank 1 sensor 1 oxygen sensor, which is typically positioned upstream of the catalytic converter on the exhaust manifold.
  • Use the oxygen sensor socket to carefully unscrew the sensor from the exhaust system.
  • Disconnect the wiring harness from the oxygen sensor.

3. Inspect and Clean

  • Visually inspect the wiring harness for damage. If the harness is damaged, repair or replace as necessary.
  • Clean the threaded area on the exhaust manifold where the sensor was installed to remove any carbon buildup.

4. Install New Oxygen Sensor

  • Apply anti-seize compound to the threads of the new oxygen sensor to prevent it from seizing in the future.
  • Hand-tighten the new oxygen sensor into the exhaust manifold, then use the torque wrench to tighten it to the manufacturer's specified torque (usually around 30 lb-ft).
  • Reconnect the wiring harness to the new oxygen sensor.

5. Reconnect Battery and Clear Codes

  • Reconnect the negative battery terminal.
  • Use the OBD-II scanner to clear the P0130 code from the vehicle's computer.

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
  • Multimeter
  • Socket set
  • Torque wrench
  • Oxygen sensor socket

Parts Required

  • New bank 1 sensor 1 oxygen sensor

Additional Information

Error CodeP0130
Component

Exhaust System

Repair Time

1-2 hours

Difficulty

medium

Severity

medium

Tools

5 items

Parts

1 items

Related Faults

Discover similar issues

  1. What are the most frequent suspension issues in the 2022 Toyota Highlander?

    Learn about the most frequent suspension issues in the 2022 Toyota Highlander, including symptoms, diagnostic steps, and repair instructions.

    Component:suspension
    Symptoms
    • •Excessive bouncing after hitting bumps
    • •Nose diving during braking
    • +{count} more
  2. What are the common suspension problems in the 2020 Toyota Highlander?

    Explore common suspension issues in the 2020 Toyota Highlander, including symptoms, diagnostic steps, and repair instructions.

    Component:suspension
    Symptoms
    • •Clunking or rattling noises when driving over bumps
    • •Noise when turning or going over uneven surfaces
    • +{count} more
  3. Are there any transmission fluid leaks reported in the 2021 Toyota Highlander?

    Learn about potential transmission fluid leaks in the 2021 Toyota Highlander, including symptoms, diagnostic steps, and repair instructions.

    Component:transmission
    Symptoms
    • •Puddles or Spots
    • •Slipping Gears
    • +{count} more
  4. How can I resolve an issue with the lane departure warning in my 2020 Highlander?

    Learn how to diagnose and repair lane departure warning issues in your 2020 Toyota Highlander with our step-by-step guide.

    Component:lane departure warning system
    Symptoms
    • •The lane departure warning system is not activating.
    • •Warning lights on the dashboard related to lane departure remain illuminated.
    • +{count} more
  5. What troubleshooting steps should I take for a non-starting 2020 Toyota Highlander?

    Learn how to troubleshoot a non-starting 2020 Toyota Highlander with systematic diagnostic steps and repair instructions.

    Component:starting system
    Symptoms
    • •No response when turning the key or pressing the start button
    • •Engine cranks but does not start
    • +{count} more
  6. What warning lights frequently appear on the dashboard of the 2020 Toyota Highlander?

    Learn about the common warning lights on the 2020 Toyota Highlander dashboard, their meanings, and recommended actions.

    Component:dashboard warning lights
    Symptoms
    • •Check Engine Light (CEL) illuminates
    • •Oil Pressure Warning Light illuminates
    • +{count} more

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