AutoCodes – Subaru – P1712 Subaru

P1712 Subaru Code - Engine Torque Control Signal 2 Circuit Malfunction

Quick Answer

The Transmission Control Module (TCM) sends a Torque Control Signal to the Engine Control Module (ECM). Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module (TCM) harness is open or shorted, Transmission Control Module (TCM) circuit poor electrical connection. 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: P1712 Subaru indicates Engine Torque Control Signal 2 Circuit Malfunction.
Common causes: Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module (TCM) harness is open or shorted, Transmission Control Module (TCM) circuit poor electrical connection.
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 8,234

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 23, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1712 Subaru Description

The Transmission Control Module (TCM) sends a Torque Control Signal to the Engine Control Module (ECM). The P1712 code is set when the signal received by the ECM it's not what is expected.

OBDII Code P1712 Subaru - Engine Torque Control Signal 2 Circuit Malfunction - AutoCodes.com — P1712 Subaru Code - Engine Torque Control Signal 2 Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC P1712 Subaru?

Faulty Transmission Control Module (TCM)
Transmission Control Module (TCM) harness is open or shorted
Transmission Control Module (TCM) circuit poor electrical connection
Open or short circuit condition between Transmission Control Module (TCM) and Engine Control Module (ECM)

How to Fix the DTC P1712 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 P1712 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 P1712 Subaru 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 P1712 Subaru Code

1. What are common symptoms of OBDII code P1712 in a Subaru related to Engine Torque Control Signal 2 Circuit Malfunction?

- Common symptoms include engine hesitation, loss of power, rough idling, and potentially increased fuel consumption.

2. What are possible causes of OBDII code P1712 in a Subaru?

- Possible causes include a faulty engine torque control module, damaged wiring or connectors in the torque control circuit, or a malfunctioning torque control sensor.

3. How can I diagnose OBDII code P1712 in my Subaru?

- Diagnosing this code typically involves using an OBDII scanner to retrieve the code, inspecting the torque control circuit for any visible damage, and testing the sensor and module for proper functionality.

4. Can I still drive my Subaru with OBDII code P1712 present?

- It is not recommended to drive your Subaru with this code present, as it can lead to further engine damage or performance issues. It is best to address the underlying issue promptly.

5. How can I repair OBDII code P1712 in my Subaru?

- Repair may involve replacing a faulty engine torque control module, repairing damaged wiring or connectors in the circuit, or replacing a malfunctioning torque control sensor.

6. Is it possible to reset OBDII code P1712 in a Subaru without fixing the issue?

- While you can clear the code with an OBDII scanner, the underlying issue causing the code will likely persist, leading to the code reoccurring in the future.

7. How much does it typically cost to repair OBDII code P1712 in a Subaru?

- The cost of repair can vary depending on the specific cause of the code, but it may range from $100 to $500 or more, including parts and labor.

8. Can a DIY enthusiast fix OBDII code P1712 in a Subaru?

- Depending on your automotive repair skills and access to tools, it may be possible to address this code yourself by following repair guides or tutorials. However, professional assistance is recommended for complex issues.

9. Will OBDII code P1712 cause my Subaru to fail an emissions test?

- Yes, this code can cause your Subaru to fail an emissions test, as it indicates a malfunction in the engine torque control system, which can impact emissions performance.

10. How urgent is it to address OBDII code P1712 in a Subaru?

- It is recommended to address this code promptly to prevent potential engine damage or further performance issues. Ignoring the code can lead to more costly repairs in the future.