AutoCodes – Chevrolet – P167A Chevrolet

P167A Chevrolet Code - Control Module HO2S 1 System Performance

Quick Answer

The Engine Control Module (ECM) detects a condition with the integrated circuits of the Control Module HO2S for greater than 4 seconds, or a cumulative of 30 seconds. Common causes include Faulty Control Module HO2S, Control Module HO2S harness is open or shorted, Control Module HO2S circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P167A Chevrolet indicates Control Module HO2S 1 System Performance .
Common causes
Common causes include Faulty Control Module HO2S, Control Module HO2S harness is open or shorted, Control Module HO2S circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,159
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 09, 2020
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Code P167A Chevrolet Description

The Engine Control Module (ECM) detects a condition with the integrated circuits of the Control Module HO2S for greater than 4 seconds, or a cumulative of 30 seconds.
OBDII Code P167A Chevrolet - Control Module HO2S 1 System Performance  - AutoCodes.com
P167A Chevrolet Code - Control Module HO2S 1 System Performance

What are the Possible Causes of the DTC P167A Chevrolet?

  • Faulty Control Module HO2S
  • Control Module HO2S harness is open or shorted
  • Control Module HO2S circuit poor electrical connection

How to Fix the DTC P167A Chevrolet?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P167A Chevrolet code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P167A Chevrolet code?

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Need Help with the Code?

Get the P167A Chevrolet code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P167A Chevrolet Code

1. What are the common symptoms of OBDII code P167A (Chevrolet) related to Control Module HO2S 1 System Performance?

- Common symptoms include poor fuel economy, rough idling, misfires, and possibly a check engine light.

2. What are the possible causes of OBDII code P167A (Chevrolet) for Control Module HO2S 1 System Performance?

- Possible causes may include a faulty oxygen sensor, issues with the wiring or connectors, or a malfunctioning control module.

3. How can I diagnose OBDII code P167A (Chevrolet) for Control Module HO2S 1 System Performance?

- Diagnosing this code typically involves using a scan tool to read the code, checking the oxygen sensor's operation, inspecting wiring for damage, and testing the control module.

4. What are some repair tips for addressing OBDII code P167A (Chevrolet) related to Control Module HO2S 1 System Performance?

- Repair tips may include replacing the oxygen sensor, repairing any damaged wiring, and reprogramming or replacing the control module if necessary.

5. Can I drive my vehicle with OBDII code P167A (Chevrolet) triggered for Control Module HO2S 1 System Performance?

- It is not recommended to drive your vehicle with this code active, as it can lead to poor engine performance and potential damage if left unaddressed.

6. How much does it typically cost to repair OBDII code P167A (Chevrolet) affecting Control Module HO2S 1 System Performance?

- The cost of repair can vary depending on the specific issue causing the code, but it may range from $100 for a simple sensor replacement to several hundred dollars for more complex repairs.

7. Are there any DIY solutions for fixing OBDII code P167A (Chevrolet) associated with Control Module HO2S 1 System Performance?

- While some aspects of diagnosing the code can be done DIY, it is recommended to seek professional help for accurate diagnosis and repair to ensure the issue is properly addressed.

8. How urgent is it to address OBDII code P167A (Chevrolet) related to Control Module HO2S 1 System Performance?

- It is important to address this code promptly to prevent potential damage to the engine and to ensure optimal fuel efficiency and performance of the vehicle.

9. Can a faulty oxygen sensor cause OBDII code P167A (Chevrolet) for Control Module HO2S 1 System Performance?

- Yes, a faulty oxygen sensor is a common cause of this code, as it can lead to inaccurate readings and affect the performance of the fuel mixture in the engine.

10. Is it possible for OBDII code P167A (Chevrolet) for Control Module HO2S 1 System Performance to reoccur after repair?

- If the root cause of the code is not properly addressed, there is a possibility that it may reoccur. It is essential to ensure a thorough diagnosis and repair to prevent this from happening.

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