Engine-CodesSubaru – P1711 Subaru

P1711 Subaru Code - Engine Torque Control Signal 1 Circuit Malfunction

Quick Answer

The P1711 code for Subaru vehicles indicates a malfunction in the Engine Torque Control Signal 1 Circuit. Common causes include Faulty wiring or connectors in the Engine Torque Control Signal circuit, Malfunctioning torque control sensor, Issues with the Engine Control Module (ECM). 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
P1711 Subaru indicates Engine Torque Control Signal 1 Circuit Malfunction.
Common causes
Common causes include Faulty wiring or connectors in the Engine Torque Control Signal circuit, Malfunctioning torque control sensor, Issues with the Engine Control Module (ECM).
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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P1711 Subaru Description

The P1711 code for Subaru vehicles indicates a malfunction in the Engine Torque Control Signal 1 Circuit. This code is typically triggered when the Engine Control Module (ECM) detects a discrepancy or fault in the signal coming from the torque control system. The engine torque control system plays a crucial role in managing the power output and torque delivery of the engine, ensuring optimal performance, fuel efficiency, and drivability.

OBDII Code P1711 Subaru - Engine Torque Control Signal 1 Circuit Malfunction
P1711 Subaru Code - Engine Torque Control Signal 1 Circuit Malfunction

Common Causes of P1711 Subaru

  1. Faulty wiring or connectors in the Engine Torque Control Signal circuit
  2. Malfunctioning torque control sensor
  3. Issues with the Engine Control Module (ECM)
  4. Mechanical problems in the torque control system
  5. Corrosion or damage to electrical components

Symptoms of P1711 Subaru

  1. Reduced power output
  2. Hesitation during acceleration
  3. Rough idling
  4. Stalling
  5. Poor fuel efficiency

How to Fix P1711 Subaru

  1. Perform a comprehensive diagnostic scan to retrieve the fault codes and pinpoint the exact cause of the issue.
  2. Inspect the wiring and connectors in the Engine Torque Control Signal circuit for any damage or corrosion. Repair or replace as needed.
  3. Test the torque control sensor and replace if faulty.
  4. Check the ECM for any malfunctions or software glitches. Reset or reprogram as necessary.
  5. Test the torque control system for proper operation and calibration.

Cost to Fix P1711 Subaru

The cost of repairing a P1711 code for a Subaru vehicle can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay anywhere from $200 to $500 for parts and labor. Keep in mind that diagnostic time and labor rates can fluctuate, so it's recommended to obtain quotes from local auto repair shops for a more accurate estimate.

Tech Notes for P1711 Subaru

This problem is usually and electrical problem, open or short circuit between TCM and ECM.

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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 P1711 Subaru Code

1. What are the common symptoms of OBDII code P1711 in a Subaru?

- Common symptoms include engine hesitation, loss of power, rough idling, and illuminated check engine light.

2. What causes the OBDII code P1711 in a Subaru?

- The code is typically caused by a malfunction in the engine torque control signal circuit, which may be due to wiring issues, a faulty sensor, or a problem with the engine control module.

3. How can I diagnose the OBDII code P1711 in my Subaru?

- Diagnosing the code may involve using a scan tool to read the code, checking the wiring and connectors related to the engine torque control system, and testing the sensors and control module for proper functionality.

4. Can I drive my Subaru with the OBDII code P1711?

- It is not recommended to drive your Subaru with this code present, as it can lead to further damage to the engine and negatively impact performance.

5. How serious is the OBDII code P1711 in a Subaru?

- The code indicates a malfunction in the engine torque control system, which can affect engine performance and fuel efficiency. It is important to address this issue promptly.

6. How can I repair the OBDII code P1711 in my Subaru?

- Repair options may include repairing or replacing damaged wiring, replacing the sensor or control module if faulty, and clearing the code from the vehicle's computer.

7. Is it possible to reset the OBDII code P1711 in a Subaru without fixing the issue?

- While you can clear the code temporarily by resetting the vehicle's computer, the underlying issue causing the code will need to be addressed to prevent it from reoccurring.

8. Can a DIY enthusiast fix the OBDII code P1711 in a Subaru?

- Depending on your skill level and access to tools, some DIY enthusiasts may be able to diagnose and repair this code. However, it is recommended to seek professional help if you are unsure.

9. How much does it cost to repair the OBDII code P1711 in a Subaru?

- Repair costs can vary depending on the specific cause of the code and the labor rates in your area. It is advisable to get a diagnosis from a mechanic to determine the exact cost.

10. Will the OBDII code P1711 in a Subaru affect emissions or cause the vehicle to fail an inspection?

- Yes, the code can affect emissions and may cause the vehicle to fail an emissions inspection. It is important to address this issue to ensure compliance with regulations.

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