AutoCodes – Toyota – P0607 Toyota

P0607 Toyota Code - Control Module Performance

Quick Answer

The Engine Control Module (ECM) continuously monitors its internal processors (CPUs) and heated oxygen sensor transistors. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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
P0607 Toyota indicates Control Module Performance.
Common causes
Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module 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 136,005
How popular is this code, among other codes? Medium
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P0607 Toyota Description

The Engine Control Module (ECM) continuously monitors its internal processors (CPUs) and heated oxygen sensor transistors. This self-check ensures that the ECM is functioning properly. The Diagnostic Trouble Code (DTC) will be set when the ECM CPUs malfunction or the heated oxygen sensor transistor (built into the ECM) malfunctions.
OBDII Code P0607 Toyota - Control Module Performance - AutoCodes.com
P0607 Toyota Code - Control Module Performance

What are the Possible Causes of the DTC P0607 Toyota?

  • Faulty Engine Control Module (ECM)
  • Engine Control Module harness is open or shorted
  • Engine Control Module circuit poor electrical connection
  • Faulty Heated Oxygen Sensor (sensor 2)
  • Exhaust gas leak

How to Fix the DTC P0607 Toyota?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0607 Toyota 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 P0607 Toyota code?

Need more information on how to fix the P0607 Toyota code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0607 Toyota code diagnosed by a professional: Find a repair shop in your area

Information for Specific Toyota Models

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 P0607 Toyota Code

1. What are the common symptoms of OBDII code P0607 in a Toyota?

- Common symptoms include the Check Engine Light coming on, poor engine performance, and potential issues with the vehicle's transmission.

2. What can cause the OBDII code P0607 to trigger in a Toyota?

- The code P0607 is usually triggered by a faulty engine control module (ECM), also known as the electronic control unit (ECU).

3. How can I diagnose the cause of OBDII code P0607 in my Toyota?

- To diagnose the issue, you can perform a thorough inspection of the ECM wiring, connectors, and grounds. It's also recommended to check for any other related trouble codes.

4. Can a bad battery or alternator cause the OBDII code P0607 in a Toyota?

- Yes, a failing battery or alternator can sometimes cause voltage fluctuations that may lead to the ECM setting the P0607 code.

5. What are the potential repair options for addressing OBDII code P0607 in a Toyota?

- The most common repair option is to replace the faulty ECM with a new or remanufactured unit. However, it's crucial to ensure that the replacement ECM is properly programmed for your specific Toyota model.

6. Is it safe to continue driving my Toyota with the OBDII code P0607 present?

- It's not recommended to drive your vehicle with the P0607 code active, as it can lead to further damage to the engine or transmission. It's best to address the issue promptly.

7. Can resetting the ECM clear the OBDII code P0607 in a Toyota?

- Resetting the ECM may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to return. It's important to diagnose and fix the root cause of the problem.

8. Are there any preventive measures to avoid encountering OBDII code P0607 in a Toyota?

- Regular maintenance, such as checking the battery and alternator health, can help prevent voltage-related issues that may trigger the P0607 code. Additionally, addressing any warning signs promptly can help avoid major ECM failures.

9. How much does it typically cost to repair OBDII code P0607 in a Toyota?

- The cost of repairing the P0607 code can vary depending on the specific model of Toyota and whether you opt for a new or remanufactured ECM. The cost may range from a few hundred to over a thousand dollars.

10. Can a DIY enthusiast replace the ECM to resolve the OBDII code P0607 in a Toyota?

- While it's possible for experienced DIY enthusiasts to replace the ECM, it's recommended to seek professional help to ensure proper programming and compatibility with your Toyota's system.

Discuss the causes and fixes for P0607 Toyota OBDII Code

  • My corolla S will just shut down while on the road the error it shows on a computer check is P0607 what does it and how can this problem be resolve. My mechanic is not able to solve the problem

  • What year is your Corolla? You may have to replace the Engine Control Module (ECM). There is a factory service bulletin for that code. Please see "Tech Notes" above.

  • My 2010 Toyota camry SE is showing this message. Would this be covered under extended warranty?

  • Depends on the mileage of your Toyota, the component that failed and state where you purchase your vehicle. For most models the warranty is 8 years or 80,000 miles

  • My ECM WAS RECENTLY CHANGED DUE TO THEFT AND AFTER REPLACING IT I HAVE THE ERROR CODE. PLEASE HOW DO I RESOLVE THIS

  • What model and year is your Toyota? Did you use a new ECM from the dealer? If you did, then you may have to just reprogram the ECM. If you use a used ECM, then you may have installed the wrong ECM for your Toyota model year.

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