Honda Error Code P1167: How to Fix It

Medium 1-2 hours Low Severity Verified June 2026
Error Code
P1167
Brand
Honda
Product Type
automotive
Severity
Low
DIY Difficulty
Medium
Estimated Fix Time
1-2 hours
Honda error code P1167 indicates a fault with the front oxygen sensor heater circuit in bank 1, sensor 1. This means the heater element inside your O2 sensor isn't working properly, which can affect fuel efficiency and emissions. While this is a low-severity code that won't strand you, it should be addressed to maintain optimal engine performance.
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Tools You'll Need

How to Fix Error Code P1167

  1. Safety First - Prepare Your Vehicle

    Never work on a hot engine or exhaust system. Burns can occur from hot components.
  2. Connect OBD2 Scanner and Confirm Code

  3. Locate the Front O2 Sensor

  4. Inspect Wiring and Connector

  5. Test O2 Sensor Heater Circuit

  6. Check Power Supply to Heater

    Be careful not to short circuit the wires while testing with the ignition on.
  7. Replace O2 Sensor if Faulty

    Do not over-tighten the sensor as this can damage the exhaust threads.
  8. Clear Codes and Test Drive

Parts You May Need

Front oxygen sensor (Bank 1, Sensor 1)
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Anti-seize compound
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Electrical connector
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Front oxygen sensor (Bank 1, Sensor 1)
Check Price on Amazon
Anti-seize compound
Check Price on Amazon
Electrical connector
Check Price on Amazon
Front oxygen sensor (Bank 1, Sensor 1)
Check Price on Amazon
Anti-seize compound
Check Price on Amazon
Electrical connector
Check Price on Amazon
Front oxygen sensor (Bank 1, Sensor 1)
Check Price on Amazon
Anti-seize compound
Check Price on Amazon
Electrical connector
Check Price on Amazon
Front oxygen sensor (Bank 1, Sensor 1)
Check Price on Amazon
Anti-seize compound
Check Price on Amazon
Electrical connector
Check Price on Amazon
Front oxygen sensor (Bank 1, Sensor 1)
Check Price on Amazon
Anti-seize compound
Check Price on Amazon
Electrical connector
Check Price on Amazon
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When to Call a Professional

Call a mechanic if you find damaged exhaust manifold threads, if multiple O2 sensor codes are present, or if the code returns after replacing the sensor. Complex wiring issues or PCM problems require professional diagnosis.

Frequently Asked Questions

Can I drive with Honda code P1167?
Yes, you can drive with P1167 as it's a low-severity code. However, it may cause reduced fuel economy and increased emissions. Address it within a few weeks to prevent potential damage to the catalytic converter.
How much does it cost to fix P1167 on a Honda?
DIY repair typically costs $80-150 for a new O2 sensor. Professional repair ranges from $200-400 including labor. The exact cost depends on your Honda model and local labor rates.
What causes Honda P1167 error code?
P1167 is usually caused by a failed O2 sensor heater element, damaged wiring near the exhaust manifold, corroded electrical connections, or rarely a blown fuse in the heater circuit.
How do I know which O2 sensor is bank 1 sensor 1?
Bank 1 is the engine side containing cylinder #1 (passenger side on most V6 Hondas, front bank on 4-cylinders). Sensor 1 is always the front sensor, located before the catalytic converter in the exhaust stream.
Will P1167 cause my Honda to fail emissions testing?
Yes, P1167 will typically cause an emissions test failure since it indicates a problem with the oxygen sensor system that monitors exhaust gases. The code must be resolved and the readiness monitors completed before passing emissions.