AutoCodes – Subaru – P1711 Subaru

P1711 Subaru Code - Engine Torque Control Signal 1 Circuit Malfunction

Quick Answer

The Transmission Control Module (TCM) sends a Torque Control Signal to the Engine Control Module (ECM). Common causes include Open or short circuit condition betwen Transmission Control Module (TCM) and Engine Control Module (ECM), Poor electrical connection at the TCM or ECM connector, Faulty TCM. 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 Open or short circuit condition betwen Transmission Control Module (TCM) and Engine Control Module (ECM), Poor electrical connection at the TCM or ECM connector, Faulty TCM.
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 8,107

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 Sep 11, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1711 Subaru Description

The Transmission Control Module (TCM) sends a Torque Control Signal to the Engine Control Module (ECM). The P1711 code is set when the signal received by the the ECM it's not what is expected.

OBDII Code P1711 Subaru - Engine Torque Control Signal 1 Circuit Malfunction - AutoCodes.com — P1711 Subaru Code - Engine Torque Control Signal 1 Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1711 Subaru?

Open or short circuit condition betwen Transmission Control Module (TCM) and Engine Control Module (ECM).
Poor electrical connection at the TCM or ECM connector.
Faulty TCM

How to Fix the DTC P1711 Subaru?

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

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1711 Subaru 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 P1711 Subaru code?

Need more information on how to fix the P1711 Subaru code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1711 Subaru code diagnosed by a professional: Find a repair shop in your area

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.