AutoCodes – Mercury – P064E Mercury

P064E Mercury Code - Internal Control Module O2 Sensor Processor Performance Bank 2

Quick Answer

The Powertrain Control Module (PCM) monitors the application-specific integrated circuit that controls and monitors the heated oxygen sensor (HO2S). Common causes include Faulty Powertrain Control Module (PCM), PCM harness is open or shorted, PCM 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
P064E Mercury indicates Internal Control Module O2 Sensor Processor Performance Bank 2.
Common causes
Common causes include Faulty Powertrain Control Module (PCM), PCM harness is open or shorted, PCM 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 1,297
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 01, 2019
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Code P064E Mercury Description

The Powertrain Control Module (PCM) monitors the application-specific integrated circuit that controls and monitors the heated oxygen sensor (HO2S). The test fails when the PCM detects an internal circuit or communication concern.
OBDII Code P064E Mercury - Internal Control Module O2 Sensor Processor Performance Bank 2 - AutoCodes.com
P064E Mercury Code - Internal Control Module O2 Sensor Processor Performance Bank 2

What are the Possible Causes of the DTC P064E Mercury?

  • Faulty Powertrain Control Module (PCM)
  • PCM harness is open or shorted
  • PCM circuit poor electrical connection

How to Fix the DTC P064E Mercury?

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 P064E Mercury 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.

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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 P064E Mercury Code

1. What are the common symptoms of OBDII code P064E on a Mercury related to the Internal Control Module O2 Sensor Processor Performance Bank 2?

- Common symptoms include poor engine performance, decreased fuel efficiency, rough idling, and potential stalling.

2. What are the possible causes of OBDII code P064E on a Mercury indicating Internal Control Module O2 Sensor Processor Performance Bank 2 issues?

- Potential causes can include a faulty O2 sensor, wiring issues, a malfunctioning control module, or a software glitch.

3. How can I diagnose OBDII code P064E on my Mercury related to the Internal Control Module O2 Sensor Processor Performance Bank 2?

- Proper diagnosis involves using an OBDII scanner to retrieve the code, inspecting the O2 sensor and its wiring, and testing the control module for functionality.

4. Is it safe to continue driving my Mercury with OBDII code P064E related to the Internal Control Module O2 Sensor Processor Performance Bank 2?

- It is not recommended to drive the vehicle with this code present, as it can lead to further engine issues and potential safety hazards.

5. Can I reset OBDII code P064E on my Mercury without addressing the underlying issue with the Internal Control Module O2 Sensor Processor Performance Bank 2?

- While you can clear the code temporarily, it is crucial to address the root cause to prevent it from reoccurring and causing more significant problems.

6. What repair tips can help resolve OBDII code P064E on a Mercury associated with Internal Control Module O2 Sensor Processor Performance Bank 2 malfunction?

- Repair tips may include replacing the faulty O2 sensor, repairing damaged wiring, reprogramming the control module, or seeking professional assistance for thorough diagnosis and repair.

7. Are there any DIY solutions for fixing OBDII code P064E on a Mercury related to the Internal Control Module O2 Sensor Processor Performance Bank 2?

- While some basic checks and repairs can be done at home, complex issues with the control module or sensor may require specialized tools and expertise, best handled by a professional mechanic.

8. How much can I expect to pay for repairing OBDII code P064E on my Mercury linked to the Internal Control Module O2 Sensor Processor Performance Bank 2?

- Repair costs can vary depending on the exact cause of the issue, but budgeting for sensor replacement, wiring repairs, or control module reprogramming is advisable.

9. Can extreme weather conditions affect the occurrence of OBDII code P064E on a Mercury due to Internal Control Module O2 Sensor Processor Performance Bank 2 problems?

- Yes, extreme temperatures or environmental factors can impact sensor and module performance, potentially triggering the code. Protecting the components from harsh conditions is recommended.

10. How frequently should I have my Mercury inspected for potential issues related to OBDII code P064E and the Internal Control Module O2 Sensor Processor Performance Bank 2?

- Regular maintenance checks, especially during scheduled services, can help detect and address any emerging issues promptly, reducing the likelihood of encountering this code.

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