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C1720 Infiniti Code - Function Code Data From Front Left Transmitter Is Malfunctioning

Quick Answer

The C1720 code for Infiniti vehicles indicates that there is a malfunction in the function code data coming from the front left transmitter. Common causes include Faulty front left transmitter sensor, Wiring or connection issues related to the sensor, Corrosion or damage to the sensor or its components. 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
C1720 Infiniti indicates Function Code Data From Front Left Transmitter Is Malfunctioning.
Common causes
Common causes include Faulty front left transmitter sensor, Wiring or connection issues related to the sensor, Corrosion or damage to the sensor or its components.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code C1720 Infiniti Description

The C1720 code for Infiniti vehicles indicates that there is a malfunction in the function code data coming from the front left transmitter. In simpler terms, this means that there is an issue with the sensor or transmitter located on the front left side of the vehicle that is responsible for transmitting data related to the vehicle's functions. This sensor plays a crucial role in various systems, such as the ABS (anti-lock braking system), traction control, and stability control.

OBDII Code C1720 Infiniti - Function Code Data From Front Left Transmitter Is Malfunctioning
C1720 Infiniti Code - Function Code Data From Front Left Transmitter Is Malfunctioning

Common Causes of C1720 Infiniti

  1. Faulty front left transmitter sensor.
  2. Wiring or connection issues related to the sensor.
  3. Corrosion or damage to the sensor or its components.
  4. Electronic control unit (ECU) malfunction.
  5. Environmental factors such as moisture or debris affecting the sensor.

Symptoms of C1720 Infiniti

  1. Illumination of the ABS warning light on the dashboard.
  2. Traction control and stability control systems not functioning properly.
  3. Increased stopping distance during braking.
  4. Skidding or loss of stability while driving.

How to Fix C1720 Infiniti

  1. Begin by conducting a visual inspection of the front left transmitter sensor and its wiring for any visible damage or corrosion.
  2. Use a diagnostic scanner to retrieve the specific error codes and data related to the malfunction.
  3. Test the sensor's functionality using a multimeter or oscilloscope to determine if it is transmitting data accurately.
  4. If the sensor is found to be faulty, replace it with a new, OEM (original equipment manufacturer) sensor.
  5. Clear the error codes from the vehicle's ECU and perform a test drive to ensure that the issue has been resolved.

Cost to Fix C1720 Infiniti

The typical repair costs for addressing a C1720 code in an Infiniti vehicle can vary depending on the specific cause of the issue and the cost of parts and labor. On average, the repair for this type of sensor malfunction can range from $200 to $500, including the cost of the sensor itself and labor charges. It's important to note that diagnostic time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate based on your location and vehicle model.

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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 C1720 Infiniti Code

1. What are the common symptoms of OBDII code C1720 in an Infiniti?

- Common symptoms include issues with the tire pressure monitoring system (TPMS), warning lights on the dashboard, and inaccurate tire pressure readings.

2. What could be causing the Function Code Data From Front Left Transmitter Malfunction in an Infiniti?

- Potential causes include a faulty TPMS sensor in the front left tire, wiring issues, sensor battery failure, or sensor communication problems.

3. How can I diagnose the cause of OBDII code C1720 in my Infiniti?

- Diagnosis typically involves using a TPMS tool to check sensor data, inspecting the sensor and wiring for damage, and checking for communication errors between the sensor and the vehicle's ECU.

4. Can I continue driving my Infiniti with OBDII code C1720?

- It is generally safe to drive with this code, but it is recommended to address the issue promptly to ensure proper tire pressure monitoring and safe driving conditions.

5. How can I reset the OBDII code C1720 in my Infiniti?

- Resetting the code can be done using an OBDII scanner or by disconnecting the car's battery for a few minutes. However, the underlying issue causing the code should still be addressed.

6. Is it possible to repair the Function Code Data From Front Left Transmitter Malfunction myself?

- DIY repairs may be possible depending on the cause. Replacing a faulty sensor or addressing wiring issues can sometimes be done at home, but complex diagnostics may require professional help.

7. How much does it typically cost to fix OBDII code C1720 in an Infiniti?

- The cost can vary depending on the cause of the malfunction. Simple fixes like sensor replacement may cost a couple of hundred dollars, while more complex issues could be more expensive.

8. Are there any preventive measures to avoid OBDII code C1720 in my Infiniti?

- Regularly checking tire pressure, replacing TPMS sensors as recommended, and maintaining good wiring connections can help prevent issues leading to this malfunction code.

9. Can extreme weather conditions affect the likelihood of OBDII code C1720 appearing in an Infiniti?

- Yes, extreme temperatures or rough road conditions can sometimes lead to sensor malfunctions or communication errors, increasing the chances of this malfunction code.

10. Will OBDII code C1720 cause any long-term damage to my Infiniti if left unaddressed?

- Leaving this code unaddressed for an extended period may result in inaccurate tire pressure readings, potentially affecting driving safety and overall tire health. It is best to address the issue promptly.

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