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Engine-Codes – Toyota – P0766 2009 Toyota Camry

P0766 2009 Toyota Camry Code - Shift Solenoid 'D' Performance Shift Solenoid Valve S4

Quick Answer

The P0766 diagnostic trouble code (DTC) for a 2009 Toyota Camry indicates an issue with the Shift Solenoid 'D' Performance Shift Solenoid Valve S4. Common causes include Faulty shift solenoid 'D', Wiring or connector issues, Low transmission fluid levels. 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
P0766 2009 Toyota Camry indicates Shift Solenoid 'D' Performance Shift Solenoid Valve S4 .
Common causes
Common causes include Faulty shift solenoid 'D', Wiring or connector issues, Low transmission fluid levels.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code P0766 2009 Toyota Camry Description

The P0766 diagnostic trouble code (DTC) for a 2009 Toyota Camry indicates an issue with the Shift Solenoid 'D' Performance Shift Solenoid Valve S4. This means that the transmission control module (TCM) has detected a problem with the performance of the shift solenoid 'D'. The shift solenoid is responsible for controlling the flow of transmission fluid within the transmission, allowing the vehicle to shift gears smoothly.

OBDII Code P0766 2009 Toyota Camry - Shift Solenoid 'D' Performance Shift Solenoid Valve S4
P0766 2009 Toyota Camry Code - Shift Solenoid 'D' Performance Shift Solenoid Valve S4

Common Causes of P0766 2009 Toyota Camry

  1. Faulty shift solenoid 'D'
  2. Wiring or connector issues
  3. Low transmission fluid levels
  4. TCM malfunction
  5. Mechanical damage to the transmission system

Symptoms of P0766 2009 Toyota Camry

  1. Harsh or delayed shifting
  2. Transmission slipping
  3. Decreased fuel efficiency
  4. Transmission overheating
  5. Illumination of the Check Engine Light

How to Fix P0766 2009 Toyota Camry

  1. Begin by performing a thorough diagnostic scan to confirm the P0766 code and identify any additional related codes.
  2. Inspect the shift solenoid 'D', wiring, and connectors for any signs of damage or wear. Replace any damaged components.
  3. Check the transmission fluid level and condition. Top up or replace the fluid if necessary.
  4. Test the TCM for proper functioning. Replace if found to be faulty.
  5. Clear the DTCs, reset the TCM, and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P0766 2009 Toyota Camry

The typical repair costs for resolving a P0766 code on a 2009 Toyota Camry can vary depending on the extent of the issue and the specific repairs needed. In general, the cost of replacing a shift solenoid 'D' can range from $150 to $300, including parts and labor. Additional costs may be incurred for diagnostic scans, transmission fluid replacement, or TCM replacement. It is advisable to consult with a professional mechanic or auto repair shop for an accurate cost estimate based on your specific vehicle's needs. Labor rates at auto repair shops typically range from $80 to $150 per hour, but can vary based on location and shop rates.

When is the Code Detected?

The P0766 code is detected when the gear required by the Engine Control Module (ECM) does not match the actual gear when driving

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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 P0766 2009 Toyota Camry Code

1. What are the common symptoms of OBDII code P0766 in a 2009 Toyota Camry?

The common symptoms include erratic shifting, transmission slippage, poor fuel efficiency, and the transmission may remain stuck in a single gear.

2. What does OBDII code P0766 Shift Solenoid 'D' Performance Shift Solenoid Valve S4 mean?

This code indicates that there is a performance issue with shift solenoid 'D' in the transmission, specifically shift solenoid valve S4.

3. What are the possible causes of OBDII code P0766 in a 2009 Toyota Camry?

The common causes of this code include a faulty shift solenoid 'D', low transmission fluid, a clogged transmission filter, or wiring issues in the transmission system.

4. How can I diagnose the Shift Solenoid 'D' in a 2009 Toyota Camry for OBDII code P0766?

Diagnosing the shift solenoid 'D' involves checking the wiring connections, testing the solenoid for proper operation, and inspecting the transmission fluid level and condition.

5. Can I continue to drive my 2009 Toyota Camry with OBDII code P0766?

It is not recommended to drive the vehicle with this code as it can lead to further damage to the transmission. It is best to address the issue promptly.

6. How can I repair OBDII code P0766 in my 2009 Toyota Camry?

The repair process may involve replacing the faulty shift solenoid 'D', performing a transmission fluid flush and filter replacement, or addressing any wiring issues in the transmission system.

7. Will resetting the OBDII code P0766 make it go away permanently?

Resetting the code may temporarily clear the warning light, but if the underlying issue is not addressed, the code is likely to reappear once the system detects the problem again.

8. How much does it cost to fix OBDII code P0766 in a 2009 Toyota Camry?

The cost of fixing this code can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars if professional repairs are needed.

9. Can a DIY enthusiast fix OBDII code P0766 in a 2009 Toyota Camry?

Depending on the skill level and tools available, some DIY enthusiasts may be able to address this code by replacing the shift solenoid 'D' or performing basic transmission maintenance tasks.

10. How often does OBDII code P0766 occur in a 2009 Toyota Camry?

The occurrence of this code can vary, but it is not uncommon in older vehicles with higher mileage or inadequate transmission maintenance. Regular servicing can help prevent such issues.

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