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P0711 Subaru Code - Transmission Fluid Temperature Sensor Range Performance

Quick Answer

The P0711 diagnostic trouble code (DTC) for Subaru vehicles indicates a problem with the Transmission Fluid Temperature Sensor Range Performance. Common causes include Faulty transmission fluid temperature sensor, Damaged wiring or connectors related to the sensor, 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
P0711 Subaru indicates Transmission Fluid Temperature Sensor Range Performance.
Common causes
Common causes include Faulty transmission fluid temperature sensor, Damaged wiring or connectors related to the sensor, 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 P0711 Subaru Description

The P0711 diagnostic trouble code (DTC) for Subaru vehicles indicates a problem with the Transmission Fluid Temperature Sensor Range Performance. This sensor is responsible for monitoring the temperature of the transmission fluid, which is crucial for ensuring optimal performance and preventing damage to the transmission system. When the sensor detects that the transmission fluid temperature is outside the expected range, it triggers the P0711 code.

OBDII Code P0711 Subaru - Transmission Fluid Temperature Sensor Range Performance
P0711 Subaru Code - Transmission Fluid Temperature Sensor Range Performance

Common Causes of P0711 Subaru

  1. Faulty transmission fluid temperature sensor
  2. Damaged wiring or connectors related to the sensor
  3. Low transmission fluid levels
  4. Contaminated or degraded transmission fluid
  5. Transmission overheating due to towing heavy loads or driving in extreme conditions

Symptoms of P0711 Subaru

  1. Rough or delayed shifting of gears
  2. Transmission slipping
  3. Limp mode activation
  4. Illumination of the Check Engine Light
  5. Overheating of the transmission fluid

How to Fix P0711 Subaru

  1. Begin by diagnosing the root cause of the issue using a diagnostic scanner to read the P0711 code and pinpoint the problem.
  2. Inspect the transmission fluid temperature sensor and its wiring for any signs of damage or corrosion. Replace the sensor if necessary.
  3. Check the transmission fluid level and quality. Top up or replace the fluid if it is low or contaminated.
  4. Clear the DTC from the vehicle's memory using the diagnostic scanner.
  5. Test drive the vehicle to ensure that the transmission is shifting smoothly and that the code does not reappear.

Cost to Fix P0711 Subaru

The typical repair costs for addressing the P0711 code on a Subaru vehicle can range from $200 to $500, including parts and labor. However, it is essential to note that the specific diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. It is advisable to check with local auto repair shops for a more accurate estimate based on the specific circumstances.

When is the Code Detected?

Transmission Control Module (TCM) detects excessively low or high voltage from the fluid temperature sensor.

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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 P0711 Subaru Code

1. What are the common symptoms of OBDII code P0711 in a Subaru related to the transmission fluid temperature sensor?

- Some common symptoms include erratic shifting, harsh shifting, transmission overheating, and an illuminated check engine light.

2. What are the possible causes of OBDII code P0711 in a Subaru?

- The code P0711 can be caused by issues such as a faulty transmission fluid temperature sensor, wiring or connector problems, low transmission fluid level, or a malfunctioning transmission control module.

3. How can I diagnose the OBDII code P0711 in my Subaru?

- Diagnosing the code typically involves using a diagnostic scanner to retrieve the code and checking the transmission fluid temperature sensor for proper resistance values. It is also important to inspect the sensor's wiring and connectors for any damage.

4. Can driving with OBDII code P0711 in a Subaru cause further damage to the transmission?

- Continued driving with code P0711 can potentially lead to further damage to the transmission, as the sensor helps regulate transmission fluid temperature, which is crucial for proper transmission function.

5. How can I repair OBDII code P0711 in my Subaru?

- Repairing the code may involve replacing the transmission fluid temperature sensor, repairing any damaged wiring or connectors, ensuring the transmission fluid level is correct, or addressing any issues with the transmission control module.

6. Will resetting the OBDII code P0711 in a Subaru make it go away permanently?

- Resetting the code may temporarily turn off the check engine light, but if the underlying issue causing the code is not addressed, it is likely to return. It is important to diagnose and repair the root cause of the code.

7. Can a DIY enthusiast fix OBDII code P0711 in a Subaru?

- Depending on their skill level and access to tools, a DIY enthusiast may be able to address the code P0711 by replacing the transmission fluid temperature sensor, checking the wiring, and ensuring the transmission fluid level is correct.

8. Is it safe to drive my Subaru with OBDII code P0711 if the transmission is still functioning normally?

- While the transmission may still be functioning normally, it is recommended not to ignore the OBDII code P0711, as it can lead to transmission issues over time. It is advisable to address the code promptly.

9. How long does it typically take to repair OBDII code P0711 in a Subaru?

- The repair time for OBDII code P0711 can vary depending on the exact cause of the issue and the availability of parts. In general, it may take a few hours to a day to diagnose and repair the code.

10. Can a Subaru dealership help with diagnosing and repairing OBDII code P0711?

- Yes, a Subaru dealership or a qualified mechanic with experience in Subaru vehicles can assist in diagnosing and repairing OBDII code P0711 by using specialized tools and expertise specific to Subaru vehicles.

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