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

• •Check engine light illuminated
• •Poor fuel economy
• •Rough idle or engine stalling
• •Increased emissions
• •Lack of acceleration or power

1. 1Scan for error codes using an OBD-II scanner to confirm P0134 and check for any other related codes.
2. 2Inspect the wiring and connectors of the upstream oxygen sensor for any signs of damage, corrosion, or loose connections.
3. 3Verify the oxygen sensor's operation by measuring the voltage output with a multimeter while the engine is running.
4. 4Check the engine's fuel trim data with a scan tool to see if it's adjusting correctly.
5. 5Inspect the exhaust system for any leaks that might affect the oxygen sensor readings.

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

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

• •OBD-II scanner
• •Oxygen sensor socket
• •Multimeter
• •Wire brush
• •Electrical cleaner

• •New upstream oxygen sensor