BMW P0712 Code:Transmission Fluid Temperature Sensor Low Input
As a car owner, it can be frustrating to see a warning light pop up on your dashboard. One of the most common issues that BMW owners face is the P0712 code. This diagnostic trouble code (DTC) indicates a problem with the transmission fluid temperature sensor, which can cause a range of issues with your vehicle’s performance. In this article, we will explore the meaning, causes, symptoms, and fixes for the BMW P0712 code. Whether you are a BMW owner or a mechanic, this guide will provide you with expert guidance to resolve the issue and get your vehicle back on the road.
What Does the BMW P0712 Code Mean?
The BMW P0712 code is a diagnostic trouble code (DTC) that indicates a low input from the transmission fluid temperature sensor. This sensor is responsible for monitoring the temperature of the transmission fluid and sending that information to the vehicle’s computer. When the sensor detects a low input, it triggers the P0712 code and illuminates the check engine light. This code can indicate a problem with the sensor itself, the wiring or connections to the sensor, or a malfunction in the transmission control module. It is important to address this issue promptly to prevent further damage to the transmission and ensure the safe operation of the vehicle.
Signs and Symptoms of BMW P0712 Code
The P0712 code in BMW vehicles is related to the transmission fluid temperature sensor, which is responsible for monitoring the temperature of the transmission fluid. When this sensor detects a low input signal, it triggers the P0712 code and illuminates the check engine light. Here are some of the signs and symptoms that may indicate the presence of the P0712 code in your BMW:
- Check engine light: The most common symptom of the P0712 code is the illumination of the check engine light on the dashboard. This light may appear as a steady light or a flashing light, depending on the severity of the issue.
- Transmission problems: The P0712 code may also cause various transmission problems, such as slipping, shifting issues, and reduced performance. You may notice that your BMW is not shifting smoothly or is struggling to accelerate.
- Overheating: Another symptom of the P0712 code is the overheating of the transmission. This may cause the transmission fluid to break down and lose its lubricating properties, leading to further damage to the transmission.
- Poor fuel economy: If the P0712 code is not addressed promptly, it may also lead to poor fuel economy. This is because the transmission may not be functioning optimally, causing the engine to work harder and consume more fuel.
- Other codes: In some cases, the P0712 code may be accompanied by other codes related to the transmission or engine. These codes may provide additional clues as to the underlying issue.
If you notice any of these symptoms in your BMW, it is important to have the vehicle inspected by a qualified mechanic as soon as possible. Ignoring the P0712 code may lead to further damage to the transmission and other components, resulting in costly repairs. A mechanic can diagnose the issue using specialized equipment and recommend the appropriate repairs to fix the problem.Possible Causes of BMW P0712 Code
The P0712 code in BMW vehicles indicates a low input from the transmission fluid temperature sensor. This sensor is responsible for monitoring the temperature of the transmission fluid and sending signals to the engine control module (ECM) to adjust the transmission accordingly. When the sensor detects a low input, it triggers the P0712 code and illuminates the check engine light. Here are some of the possible causes of the P0712 code:
1. Faulty Transmission Fluid Temperature Sensor: The most common cause of the P0712 code is a faulty transmission fluid temperature sensor. Over time, the sensor may become damaged or worn out, leading to inaccurate readings and triggering the code.
2. Wiring Issues: Another possible cause of the P0712 code is wiring issues. If the wiring connecting the transmission fluid temperature sensor to the ECM is damaged, corroded, or disconnected, it can cause a low input and trigger the code.
3. Failed ECM: In rare cases, a failed ECM can also cause the P0712 code. If the ECM is not receiving signals from the transmission fluid temperature sensor, it may not be able to adjust the transmission accordingly, leading to the code.
4. Low Transmission Fluid Level: A low transmission fluid level can also cause the P0712 code. When the fluid level is low, the sensor may not be able to accurately detect the temperature, leading to a low input and triggering the code.
5. Faulty Transmission Control Module: The transmission control module (TCM) is responsible for controlling the transmission based on signals from the ECM. If the TCM is faulty, it may not be able to adjust the transmission based on the signals from the ECM, leading to the code.
6. Malfunctioning Transmission: A malfunctioning transmission can also cause the P0712 code. If the transmission is not functioning properly, it may not be able to adjust based on the signals from the ECM, leading to the code.
In conclusion, the P0712 code in BMW vehicles can be caused by a variety of factors, including a faulty transmission fluid temperature sensor, wiring issues, a failed ECM, low transmission fluid level, faulty TCM, and malfunctioning transmission. It is important to diagnose the root cause of the code to determine the appropriate solution or repair.
Fixes for BMW P0712 Code
The P0712 code in BMW vehicles indicates a low input from the transmission fluid temperature sensor. This can cause a variety of issues, including poor shifting, decreased fuel efficiency, and even transmission failure. Fortunately, there are several fixes that can address this problem.
1. Replace the Transmission Fluid Temperature Sensor: The most common cause of the P0712 code is a faulty transmission fluid temperature sensor. Replacing this sensor can often resolve the issue and restore proper transmission function.
2. Check the Wiring and Connections: Sometimes, the problem may be with the wiring or connections to the transmission fluid temperature sensor. Inspect these components for damage or corrosion and repair or replace as necessary.
3. Check the Transmission Fluid Level and Quality: Low or dirty transmission fluid can also cause the P0712 code. Check the fluid level and quality and add or replace as needed.
4. Check the Transmission Control Module: In some cases, the issue may be with the transmission control module (TCM). A faulty TCM can cause a variety of transmission-related problems, including the P0712 code. Have the TCM inspected and replaced if necessary.
5. Check for Other Transmission Issues: The P0712 code may also be a symptom of other transmission problems, such as a damaged torque converter or a failing transmission pump. Have the transmission inspected by a professional mechanic to identify and address any underlying issues.
In conclusion, the BMW P0712 code can be a frustrating and potentially costly problem. However, by addressing the underlying causes of the code, such as a faulty transmission fluid temperature sensor or a damaged TCM, you can restore proper transmission function and avoid more serious issues down the road. If you are experiencing the P0712 code in your BMW, consult with a qualified mechanic to determine the best course of action.
How Much Will It Take to Fix the BMW P0712 Code?
If you’re experiencing the BMW P0712 code, you may be wondering how much it will cost to fix the issue. The cost of repairs will depend on the root cause of the problem and the extent of the damage.
One possible cause of the P0712 code is a faulty transmission fluid temperature sensor. In this case, replacing the sensor may cost anywhere from $100 to $300, depending on the make and model of your BMW. However, if the issue is more complex and requires additional repairs, the cost could increase significantly.
It’s important to note that ignoring the P0712 code can lead to further damage to your vehicle’s transmission, which can be much more expensive to repair. Therefore, it’s best to address the issue as soon as possible to avoid more costly repairs down the line.
To get an accurate estimate for the cost of repairs, it’s recommended to take your BMW to a trusted mechanic or dealership for a diagnostic test and inspection. They can provide you with a detailed breakdown of the necessary repairs and associated costs.
Possible Causes and Fixes of Code BMW P0712
| Cause | Fix | Cost |
|---|---|---|
| Defective transmission fluid temperature sensor | Replace the transmission fluid temperature sensor | $100-$200 |
| Wiring issues in the transmission fluid temperature sensor circuit | Repair or replace damaged wiring or connectors | $100-$300 |
| Low transmission fluid level | Check and refill the transmission fluid level | $50-$100 |
| Dirty or contaminated transmission fluid | Flush and replace the transmission fluid | $150-$300 |
| Malfunctioning transmission control module (TCM) | Replace the TCM | $500-$1000 |
Preventing BMW P0712 Code: Tips and Tricks
If you own a BMW vehicle, you may have encountered the P0712 diagnostic trouble code (DTC) at some point. This code indicates that the transmission fluid temperature sensor is reading a low input, which can cause a variety of issues with your vehicle’s performance. Fortunately, there are several preventive measures you can take to avoid this problem altogether. Here are some tips and tricks to help you prevent the BMW P0712 code:
1. Regular Maintenance: One of the most important preventive measures you can take is to keep up with your vehicle’s regular maintenance. This includes changing the transmission fluid and filter at the recommended intervals, as well as checking the fluid level and condition regularly. By doing so, you can ensure that your transmission is functioning properly and avoid issues like the P0712 code.
2. Avoid Overheating: Overheating can cause a variety of problems with your vehicle, including damage to the transmission fluid temperature sensor. To prevent this, make sure your vehicle’s cooling system is in good working order and avoid driving in extreme temperatures or conditions.
3. Check for Leaks: Transmission fluid leaks can also cause the P0712 code to appear. To prevent this, check your vehicle for any signs of leaks, such as puddles of fluid under the car or a low fluid level. If you notice any leaks, have them repaired as soon as possible.
4. Use the Right Fluid: Using the wrong type of transmission fluid can also cause issues with the temperature sensor. Make sure you use the recommended fluid for your vehicle and avoid mixing different types or brands.
5. Avoid Hard Driving: Hard driving, such as aggressive acceleration or sudden stops, can put extra strain on your transmission and cause issues with the temperature sensor. To prevent this, drive your vehicle smoothly and avoid putting unnecessary stress on the transmission.
By following these preventive measures, you can avoid the BMW P0712 code and keep your vehicle running smoothly. However, if you do encounter this issue, it’s important to have it diagnosed and repaired by a qualified mechanic to prevent further damage to your vehicle.
How Serious is the BMW P0712 Code?
The BMW P0712 code is a diagnostic trouble code that indicates a low input from the transmission fluid temperature sensor. This code is not considered to be a serious issue, but it should not be ignored either. If left unaddressed, it can lead to more severe problems with the transmission system.
The transmission fluid temperature sensor is responsible for monitoring the temperature of the transmission fluid. This information is used by the vehicle’s computer to adjust the transmission’s performance and ensure that it is operating at optimal levels. When the sensor detects a low input, it can cause the transmission to shift improperly, leading to poor performance and reduced fuel efficiency.
The causes of the P0712 code can vary, but they typically include issues with the transmission fluid temperature sensor, wiring, or connectors. In some cases, the problem may be related to a faulty transmission control module or a malfunctioning transmission itself.
If you are experiencing symptoms of the P0712 code, such as poor shifting or reduced fuel efficiency, it is important to have your vehicle inspected by a qualified mechanic. They can diagnose the issue and recommend the appropriate repairs to ensure that your vehicle is operating at its best.
Can You Still Drive with the BMW P0712 Code?
If your BMW is displaying the P0712 code, it means that the transmission fluid temperature sensor is reporting a low input. This can cause a variety of symptoms, including harsh shifting, decreased fuel efficiency, and even transmission failure if left untreated.
While it may be possible to continue driving with the P0712 code, it is not recommended. Ignoring the issue can lead to further damage to your vehicle and potentially costly repairs down the line. It is best to address the problem as soon as possible to prevent any further damage to your BMW.
If you are experiencing symptoms related to the P0712 code, it is best to have your vehicle inspected by a qualified mechanic. They can diagnose the issue and provide you with the necessary repairs to get your BMW back on the road in optimal condition.
Overall, it is not advisable to continue driving with the P0712 code. It is best to address the issue promptly to avoid any further damage to your vehicle and ensure your safety on the road.
Conclusion
In conclusion, the BMW P0712 code is a transmission fluid temperature sensor low input error that can cause a variety of symptoms in your BMW vehicle. If you are experiencing this issue, it is important to address it promptly to avoid further damage to your transmission. The causes of this error can range from a faulty sensor to a damaged wiring harness, and the fixes may involve replacing the sensor or repairing the wiring. It is recommended to seek expert guidance from a qualified mechanic to properly diagnose and resolve the issue.
FAQ
What is the BMW P0712 code?
The BMW P0712 code is a diagnostic trouble code that indicates a low input from the transmission fluid temperature sensor.
What are the symptoms of the BMW P0712 code?
The symptoms of the BMW P0712 code may include erratic shifting, transmission slipping, and decreased fuel efficiency.
What are the possible causes of the BMW P0712 code?
The possible causes of the BMW P0712 code may include a faulty transmission fluid temperature sensor, damaged wiring or connectors, or a malfunctioning transmission control module.
How is the BMW P0712 code diagnosed?
The BMW P0712 code is diagnosed using an OBD-II scanner, which reads the code and provides information on the specific issue causing the code.
Can I still drive my BMW with the P0712 code?
It is not recommended to drive your BMW with the P0712 code, as it can cause further damage to the transmission and decrease the overall performance of the vehicle.
What is the cost to fix the BMW P0712 code?
The cost to fix the BMW P0712 code may vary depending on the specific issue causing the code, but it can range from $200 to $500 or more.
Can I fix the BMW P0712 code myself?
It is not recommended to attempt to fix the BMW P0712 code yourself, as it requires specialized knowledge and equipment. It is best to take your vehicle to a certified mechanic for proper diagnosis and repair.
Learn about other similar BMW Fault Codes from our BMW OBD 2 Fault Code List.