P0712 Volkswagen Code - Transmission Fluid Temperature Sensor Low Input
Quick Answer
The P0712 code for Volkswagen vehicles indicates a problem with the transmission fluid temperature sensor providing a low input signal to the engine control module. Common causes include Faulty Temperature Sensor: The most common cause of the P0712 code is a malfunctioning transmission fluid temperature sensor, Wiring Issues: Damaged or corroded wiring connecting the sensor to the transmission control module can disrupt the signal and trigger the code, Connector Problems: Loose or damaged connectors between the sensor and the wiring harness can result in a poor connection and trigger the code. 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 Volkswagen indicates Transmission Fluid Temperature Sensor Low Input.
- Common causes
- Common causes include Faulty Temperature Sensor: The most common cause of the P0712 code is a malfunctioning transmission fluid temperature sensor, Wiring Issues: Damaged or corroded wiring connecting the sensor to the transmission control module can disrupt the signal and trigger the code, Connector Problems: Loose or damaged connectors between the sensor and the wiring harness can result in a poor connection and trigger the code.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P0712 Volkswagen Description
The P0712 code for Volkswagen vehicles indicates a problem with the transmission fluid temperature sensor providing a low input signal to the engine control module. The transmission fluid temperature sensor is a crucial component that monitors the temperature of the transmission fluid and sends this information to the vehicle's computer system. The data collected by the sensor is used by the transmission control module to adjust shift points, prevent overheating, and ensure optimal performance of the transmission system.
Common Causes of P0712 Volkswagen
- Faulty Temperature Sensor: The most common cause of the P0712 code is a malfunctioning transmission fluid temperature sensor.
- Wiring Issues: Damaged or corroded wiring connecting the sensor to the transmission control module can disrupt the signal and trigger the code.
- Connector Problems: Loose or damaged connectors between the sensor and the wiring harness can result in a poor connection and trigger the code.
- Transmission Control Module Failure: A malfunctioning transmission control module may not interpret the sensor's input correctly, leading to the code.
Symptoms of P0712 Volkswagen
- Check Engine Light: The most common symptom associated with the P0712 code is the illumination of the check engine light on the vehicle's dashboard.
- Erratic Shifting: The transmission may exhibit erratic shifting behavior, such as delayed or harsh shifts, due to incorrect temperature readings.
- Overheating: The transmission may overheat due to the inability to regulate fluid temperature properly, leading to potential damage.
- Decreased Fuel Efficiency: A faulty transmission fluid temperature sensor can impact the vehicle's fuel efficiency due to improper transmission operation.
- Transmission Slipping: In severe cases, the transmission may slip or fail to engage properly, indicating a more serious issue.
How to Fix P0712 Volkswagen
- Diagnostic Inspection: Begin by using a scan tool to retrieve the fault code and perform a diagnostic inspection to pinpoint the exact cause of the issue.
- Sensor Replacement: If the transmission fluid temperature sensor is found to be faulty, replace it with a new sensor following manufacturer guidelines.
- Wiring and Connector Check: Inspect the wiring harness and connectors for any damage or corrosion, repairing or replacing them as needed.
- Transmission Control Module Testing: Test the transmission control module to ensure it is functioning correctly and replace it if necessary.
- Clear Codes and Test Drive: After completing the repairs, clear the fault codes from the vehicle's computer system and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0712 Volkswagen
The cost of repairing a P0712 code on a Volkswagen vehicle can vary depending on the specific model, the extent of the issue, and the labor rates in your area. Typically, replacing a transmission fluid temperature sensor can cost between $100 and $200, while addressing wiring or connector issues may add to the total repair cost. In total, the repair for this code could range from $200 to $500, including parts and labor. It is recommended to consult with a professional mechanic or dealership for a more accurate cost estimate based on your vehicle's specific needs and location. Keep in mind that labor rates can vary significantly, so it's advisable to shop around for the best deal.
When is the Code Detected?
Need more information about the P0712 Volkswagen code?
Need more information on how to fix the P0712 Volkswagen code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0712 Volkswagen code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0712 Volkswagen Code
No Frequently Asked Questions about P0712 Volkswagen Code found.
Discuss the causes and fixes for P0712 Volkswagen OBDII Code
Code P0712 Volkswagen comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.