AutoCodesHyundai – P0712 Hyundai

P0712 Hyundai Code - Transmission Fluid Temperature Sensor Low Input

Quick Answer

The Automatic Transmission Fluid (ATF) temperature sensor is installed in the Valve Body. Common causes include Faulty Transmission Fluid Temperature Sensor, Transmission Fluid Temperature Sensor harness is open or shorted, Transmission Fluid Temperature Sensor 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
P0712 Hyundai indicates Transmission Fluid Temperature Sensor Low Input.
Common causes
Common causes include Faulty Transmission Fluid Temperature Sensor, Transmission Fluid Temperature Sensor harness is open or shorted, Transmission Fluid Temperature Sensor 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 16,632
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 30, 2019
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Code P0712 Hyundai Description

The Automatic Transmission Fluid (ATF) temperature sensor is installed in the Valve Body. This sensor uses a thermistor whose resistance changes according to the temperature changes. The Transmission Control Module (TCM) supplies a 5V reference voltage to the sensor, and the output voltage of the sensor changes when the ATF temperature varies. The Automatic Transmission Fluid (ATF) temperature provides very important data for the TCM’s control of the Torque Converter Clutch, and is also used for many other purposes.
OBDII Code P0712 Hyundai - Transmission Fluid Temperature Sensor Low Input - AutoCodes.com
P0712 Hyundai Code - Transmission Fluid Temperature Sensor Low Input

What are the Possible Causes of the DTC P0712 Hyundai?

  • Faulty Transmission Fluid Temperature Sensor
  • Transmission Fluid Temperature Sensor harness is open or shorted
  • Transmission Fluid Temperature Sensor circuit poor electrical connection

How to Fix the DTC P0712 Hyundai?

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 P0712 Hyundai 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 P0712 Hyundai code?

Need more information on how to fix the P0712 Hyundai code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0712 Hyundai 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 P0712 Hyundai Code

1. What are the common symptoms of OBDII code P0712 in a Hyundai related to the Transmission Fluid Temperature Sensor Low Input?

- Common symptoms include erratic shifting, poor fuel economy, and potential transmission overheating.

2. What are the possible causes of the P0712 code in a Hyundai vehicle?

- The code P0712 in Hyundai vehicles is typically caused by a faulty transmission fluid temperature sensor, damaged wiring or connectors, or low transmission fluid levels.

3. How can I diagnose the P0712 code in my Hyundai related to the Transmission Fluid Temperature Sensor Low Input?

- Diagnose the P0712 code by using a scan tool to read the code, inspecting the sensor and its wiring for damages, and checking the transmission fluid level and condition.

4. Can driving with the P0712 code in a Hyundai cause further damage to the vehicle?

- Continuing to drive with the P0712 code in a Hyundai can potentially lead to transmission damage due to improper fluid temperature monitoring.

5. How can I repair the P0712 code in my Hyundai caused by the Transmission Fluid Temperature Sensor Low Input?

- To repair the P0712 code, you may need to replace the transmission fluid temperature sensor, repair or replace damaged wiring or connectors, and ensure the transmission fluid is at the correct level.

6. Is it safe to reset the OBDII code P0712 in a Hyundai without addressing the underlying issue?

- Resetting the P0712 code without fixing the underlying issue may temporarily turn off the Check Engine Light, but it won't solve the problem causing the code to trigger.

7. Can a DIY enthusiast fix the P0712 code in a Hyundai, or is professional assistance recommended?

- While some enthusiasts may be able to address the P0712 code themselves by replacing the sensor or checking the wiring, professional assistance is recommended for accurate diagnosis and repair.

8. How important is the Transmission Fluid Temperature Sensor in a Hyundai, and what role does it play in the vehicle's operation?

- The Transmission Fluid Temperature Sensor is crucial in monitoring the temperature of the transmission fluid, ensuring proper operation, and preventing overheating.

9. Are there any preventive maintenance tips to avoid the P0712 code related to the Transmission Fluid Temperature Sensor in a Hyundai?

- Regularly checking the transmission fluid level and condition, and addressing any leaks or issues promptly, can help prevent the occurrence of the P0712 code in a Hyundai.

10. What is the typical cost range to repair the P0712 code in a Hyundai at a dealership or auto repair shop?

- The cost to repair the P0712 code in a Hyundai can vary depending on the exact cause and necessary repairs, but it typically ranges from $100 to $300 for parts and labor at a dealership or auto repair shop.

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