AutoCodes – Subaru – P1116 Subaru

P1116 Subaru Code - Engine Torque Control Cut Signal Circuit Low Input

Quick Answer

P1116 Subaru indicates Engine Torque Control Cut Signal Circuit Low Input. Common causes for P1116 Subaru include wiring or connector problems, a faulty related sensor or actuator, and control module or calibration issues. 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: P1116 Subaru indicates Engine Torque Control Cut Signal Circuit Low Input.
Common causes: Common causes for P1116 Subaru include wiring or connector problems, a faulty related sensor or actuator, and control module or calibration issues.
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 5,923

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Apr 22, 2019

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How To Fix
Cost to Diagnose
FAQs
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Code P1116 Subaru Description

OBDII Code P1116 Subaru - Engine Torque Control Cut Signal Circuit Low Input - AutoCodes.com — P1116 Subaru Code - Engine Torque Control Cut Signal Circuit Low Input

How to Fix the DTC P1116 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1116 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.

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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 P1116 Subaru Code

1. What does the OBDII code P1116 mean on a Subaru?

P1116 refers to "Engine Torque Control Cut Signal Circuit Low Input," indicating a problem with the circuit responsible for managing torque reduction signals between the engine and transmission control systems.

2. What are the common symptoms of a P1116 code in a Subaru?

Symptoms may include reduced engine performance, erratic shifting, poor acceleration, or the activation of the Check Engine Light.

3. What causes the P1116 code to be triggered?

Common causes include a faulty torque control signal circuit, damaged wiring or connectors, a failing engine control module (ECM), or an issue with the transmission control module (TCM).

4. Can a faulty sensor cause the P1116 code?

Yes, a malfunctioning sensor, such as the throttle position sensor (TPS) or a related torque control sensor, can contribute to this code.

5. How do I diagnose the P1116 code on a Subaru?

Diagnose the issue by using an OBDII scanner to confirm the code, inspecting wiring and connections for damage, and testing the torque control signal circuit with a multimeter.

6. Can I drive my Subaru with the P1116 code active?

Driving with this code is not recommended, as it may lead to reduced performance or further damage to the engine or transmission systems.

7. How do I fix a P1116 code on my Subaru?

Repairs may include fixing damaged wiring, replacing faulty sensors, repairing or replacing the ECM/TCM, or addressing any underlying issues in the torque control circuit.

8. What tools are needed to troubleshoot a P1116 code?

An OBDII scanner, multimeter, and a wiring diagram for your Subaru model are essential for diagnosing this issue.

9. How much does it cost to repair the P1116 code?

Repair costs can vary depending on the cause, ranging from $50 for minor wiring fixes to several hundred dollars if the ECM or TCM needs replacement.

10. Is the P1116 code specific to Subaru vehicles?

While P1116 can appear on other brands, its specific meaning and troubleshooting steps may vary. For Subarus, it relates to the torque control cut signal circuit.