Engine-CodesAcura – P0717 Acura

P0717 Acura Code - Input/Turbine Speed Sensor 'A' Circuit No Signal

Quick Answer

The P0717 code for Acura vehicles indicates a problem with the Input/Turbine Speed Sensor 'A' circuit, specifically that there is no signal being received. Common causes include Faulty Input/Turbine Speed Sensor 'A', Wiring or connector issues in the sensor circuit, Sensor circuit short or open. 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
P0717 Acura indicates Input/Turbine Speed Sensor 'A' Circuit No Signal.
Common causes
Common causes include Faulty Input/Turbine Speed Sensor 'A', Wiring or connector issues in the sensor circuit, Sensor circuit short or open.
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 10, 2024
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Code P0717 Acura Description

The P0717 code for Acura vehicles indicates a problem with the Input/Turbine Speed Sensor 'A' circuit, specifically that there is no signal being received. The Input/Turbine Speed Sensor is a vital component in the transmission system, responsible for monitoring the speed of the input shaft (engine speed) and the turbine shaft (transmission speed). This information is crucial for the transmission to shift gears effectively and efficiently. When the sensor fails to send a signal, it can result in various issues with the vehicle's performance and drivability.

OBDII Code P0717 Acura - Input/Turbine Speed Sensor 'A' Circuit No Signal
P0717 Acura Code - Input/Turbine Speed Sensor 'A' Circuit No Signal

Common Causes of P0717 Acura

  1. Faulty Input/Turbine Speed Sensor 'A'
  2. Wiring or connector issues in the sensor circuit
  3. Sensor circuit short or open
  4. Transmission control module (TCM) failure
  5. Mechanical issues within the transmission system

Symptoms of P0717 Acura

  1. Harsh or erratic shifting
  2. Delayed or no shifting between gears
  3. Decreased fuel efficiency
  4. Illuminated Check Engine Light
  5. Limp mode (limited to one gear)

How to Fix P0717 Acura

  1. Diagnose the issue using a scan tool to confirm the P0717 code and pinpoint the exact cause of the problem.
  2. Inspect the wiring and connectors in the sensor circuit for any damage or corrosion. Repair or replace as necessary.
  3. Test the Input/Turbine Speed Sensor 'A' for proper functionality. If faulty, replace the sensor with a new one.
  4. Clear the error code using the scan tool and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying mechanical issues within the transmission system.

Cost to Fix P0717 Acura

The typical repair costs for addressing a P0717 code in an Acura vehicle can range from $200 to $500, including parts and labor. However, it's important to note that these costs can vary depending on the specific model, year, and location of the vehicle. Additionally, the diagnosis time and labor rates at auto repair shops can also influence the final cost. It's recommended to consult with a trusted mechanic or dealership to get a more accurate estimate based on your individual circumstances.

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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 P0717 Acura Code

What does the OBDII code P0717 mean for an Acura?

P0717 indicates that the transmission control module (TCM) is not receiving a signal from the input/turbine speed sensor 'A,' which is essential for monitoring the transmission's input shaft speed.

What are the common symptoms of a P0717 code in an Acura?

Symptoms may include delayed or harsh shifting, failure to shift gears, reduced fuel efficiency, and the Check Engine Light being illuminated.

What causes the P0717 code to appear on an Acura?

Common causes include a faulty input/turbine speed sensor, damaged wiring or connectors, issues with the transmission control module (TCM), or internal transmission problems.

Can you drive an Acura with a P0717 code?

Driving with a P0717 code is not recommended, as it can lead to transmission damage and unsafe driving conditions due to erratic shifting.

How do you diagnose the P0717 code on an Acura?

Diagnosis involves using an OBDII scanner to confirm the code, inspecting the input speed sensor and wiring for damage, and testing the sensor's electrical signals with a multimeter.

How do you fix the P0717 code on an Acura?

Common fixes include replacing the input/turbine speed sensor, repairing damaged wiring or connectors, and reprogramming or replacing the transmission control module if necessary.

What is the cost of repairing a P0717 code in an Acura?

Repair costs can range from $100 to $300 for sensor replacement, while more extensive repairs like TCM replacement or transmission work may cost significantly more.

Can a dirty transmission fluid cause the P0717 code in an Acura?

While not a direct cause, dirty or contaminated transmission fluid can contribute to transmission issues that may trigger related codes or exacerbate existing problems.

How do you prevent the P0717 code from appearing in an Acura?

Regular maintenance, including checking and replacing transmission fluid, inspecting wiring and sensors, and addressing minor transmission issues promptly, can help prevent this code.

Does the P0717 code affect all Acura models in the same way?

While the symptoms and causes are generally consistent, specific diagnostic and repair procedures may vary depending on the Acura model and year.

Discuss the causes and fixes for P0717 Acura OBDII Code

  • my 2005 acura RL runs fine for 15 mins then starts shifting irratic and threw code P0717. I replaced the input speed sensor and code went away. car ran great for a day then started the same shifting problems and thre P0718. i removed the selenoids and cleaned the filters (very little if any to clean) and that code went away. after an hour or so car started doing the same shifting and sometimes wonmt shift out of second gear. The shawd and vsa lights come on as well. after a couple days and a fluid drain and refill im getting the P0717 code again . please help anyone ! thank you for your time

  • The P0717 code is an electrical problem and changing the input speed sensor usually take care of the problem, but since you have already change the sensor, the next step is to check the wires from the sensor to the PCM. Make sure the sensor connector is clean, there are some reports where the problem was the sensor connector.