AutoCodes – Toyota – P0606 2011 Toyota Camry

P0606 2011 Toyota Camry Code - ECM Processor Error

Quick Answer

The Engine Control Module (ECM) continuously monitors its internal memory status, internal circuits, and output signals to the throttle actuator. Common causes include Faulty Engine Control Module (ECM), Engine Control Module (ECM) Harness power supply circuit is open or shorted, Engine Control Module (ECM) Programming. 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: P0606 2011 Toyota Camry indicates ECM Processor Error.
Common causes: Common causes include Faulty Engine Control Module (ECM), Engine Control Module (ECM) Harness power supply circuit is open or shorted, Engine Control Module (ECM) Programming.
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.

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Code Popularity 3,064

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2020

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P0606 2011 Toyota Camry Description

The Engine Control Module (ECM) continuously monitors its internal memory status, internal circuits, and output signals to the throttle actuator. This selfâˆ’check insures that the ECM is functioning properly. If any malfunction is detected, the ECM will set the code and illuminate the engine light.
The ECM memory status is diagnosed by internal mirroring of the main CPU and the sub CPU to detect Random Access Memory (RAM) errors. The two CPUs also perform continuous mutual monitoring. The ECM illuminates the MIL and sets a DTC if: 1) outputs from the two CPUs are different or deviate from the standards, 2) the signals sent to the throttle actuator deviate from the standards, 3) a malfunction is found in the throttle actuator supply voltage, and 4) any other ECM malfunction is found.

OBDII Code P0606 2011 Toyota Camry - ECM Processor Error - AutoCodes.com — P0606 2011 Toyota Camry Code - ECM Processor Error

What does this mean?

What are the Possible Causes of the DTC P0606 2011 Toyota Camry?

Faulty Engine Control Module (ECM)
Engine Control Module (ECM) Harness power supply circuit is open or shorted
Engine Control Module (ECM) Programming

How to Fix the DTC P0606 2011 Toyota Camry?

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 does this mean?

Code Tech Notes

Check the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0606 2011 Toyota Camry 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 P0606 2011 Toyota Camry code?

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Need Help with the 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 P0606 2011 Toyota Camry Code

1. What does the OBDII code P0606 mean for a 2011 Toyota Camry?

P0606 indicates an ECM (Engine Control Module) Processor Error, meaning the ECM has detected an internal fault in its processor.

2. What are the common symptoms of a P0606 code in a 2011 Toyota Camry?

Symptoms may include engine stalling or not starting, poor performance, illuminated check engine light, and in some cases, reduced fuel efficiency.

3. What causes the P0606 code to appear?

Common causes include a faulty ECM, a short or open circuit in the wiring, corrosion in ECM connectors, or a low battery voltage.

4. Can a P0606 code damage my 2011 Toyota Camry's engine if left unaddressed?

While the code itself may not directly damage the engine, unresolved ECM issues can cause performance problems that might lead to long-term damage.

5. How is the P0606 code diagnosed in a 2011 Toyota Camry?

A technician will typically scan the ECM for related codes, inspect wiring and connectors, check the battery voltage, and test the ECM's functionality.

6. Can I drive my 2011 Toyota Camry with a P0606 code?

Driving with this code is not recommended, as it may result in unpredictable engine behavior or stalling, which can be unsafe.

7. How much does it cost to repair a P0606 code in a 2011 Toyota Camry?

Repair costs vary widely. ECM replacement can cost $800-$1,500, while addressing wiring or connector issues may cost significantly less.

8. Can a low battery cause the P0606 code?

Yes, a weak or failing battery can trigger this code due to insufficient voltage supplied to the ECM.

9. Is reprogramming the ECM necessary to fix a P0606 code?

In some cases, reprogramming or re-flashing the ECM may resolve the issue, especially if it's due to software corruption.

10. Can I fix a P0606 code on my 2011 Toyota Camry myself?

While you can check for loose or corroded connectors or a weak battery, diagnosing and fixing ECM issues often requires professional tools and expertise.