AutoCodes – Lexus – P0607 Lexus

P0607 Lexus 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 Lexus 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 25,731
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 29, 2024
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Code P0607 Lexus 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 Lexus - Control Module Performance - AutoCodes.com
P0607 Lexus Code - Control Module Performance

What are the Possible Causes of the DTC P0607 Lexus?

  • 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 Lexus?

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 P0607 Lexus 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 Lexus code?

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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 P0607 Lexus Code

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

- Common symptoms include the Check Engine Light illuminating on the dashboard, poor vehicle performance, and potential issues with starting the vehicle.

2. What does OBDII code P0607 in a Lexus indicate?

- OBDII code P0607 indicates a performance issue with the Engine Control Module (ECM) or Powertrain Control Module (PCM) in the Lexus.

3. What are the possible causes of OBDII code P0607 in a Lexus?

- Possible causes include a faulty ECM/PCM, software issues, wiring problems, a drained car battery, or a faulty ground connection.

4. How can I diagnose OBDII code P0607 in my Lexus?

- Diagnosing OBDII code P0607 requires using an OBDII scanner to retrieve the code, checking for any related symptoms, and performing a thorough inspection of the ECM/PCM and its connections.

5. Can I still drive my Lexus with OBDII code P0607?

- It is not recommended to drive your Lexus with OBDII code P0607 as it may lead to further vehicle damage or safety issues. It is best to address the problem promptly.

6. How can I repair OBDII code P0607 in my Lexus?

- Repair options may include reprogramming the ECM/PCM, replacing the ECM/PCM, checking and repairing any wiring issues, or ensuring a proper ground connection.

7. Is it possible to reset OBDII code P0607 in a Lexus without repairs?

- Resetting the code without addressing the underlying issue is not recommended as the problem will likely reoccur. It is best to diagnose and repair the root cause of the code.

8. Can a DIY enthusiast fix OBDII code P0607 in a Lexus?

- Depending on your skill level and access to tools, some DIY enthusiasts may be able to address OBDII code P0607 by checking connections, testing circuits, or reprogramming the ECM/PCM.

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

- The cost of repairing OBDII code P0607 in a Lexus can vary widely depending on the specific issue, labor rates, and whether you choose to repair it yourself or take it to a professional mechanic.

10. How can I prevent OBDII code P0607 from occurring in my Lexus?

- To help prevent OBDII code P0607, it is essential to maintain your vehicle regularly, keep the battery charged, address any warning signs promptly, and avoid DIY modifications that may affect the ECM/PCM.

Discuss the causes and fixes for P0607 Lexus OBDII Code

  • I have a 2011 - Lexus RX 350 & scanning codes differ each time. First it was P0455 - Gas Cap - Replaced with original Lexus Gas Cap ($40) & the same time there was P0441 Incorrect Purge Flow - Replaced the purge flow valve ($250) & after about 50 to 70 kms. again three lights come on (Check AWD, Check Engine & Car traction control light (car slipping). Then again did a scan & this time I got P0607 Generic - Control Module Performance ? I am so stressed out & confused & have been to the Toyota Dealership 3 times (Toyota is the mfr. of Lexus & its close to my home). Any suggestions to find a solution ?

  • Could be just coincidence. The P0455 and P0441 are related, but neither of those codes are related to the P0607. On your 2011, the P007 could also be set by a bad Oxygen (O2) Sensor or and exhaust leak.

  • thank somuch Auto Codes

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