Engine-CodesGeneric – C1722

C1722 Code - Function Code Data From Rear Right Transmitter Is Malfunctioning

Quick Answer

The diagnostic trouble code C1722 indicates that there is a malfunction in the function code data coming from the rear right transmitter in the vehicle's system. Common causes include Faulty rear right wheel sensor/transmitter, Wiring or communication issues between the transmitter and the vehicle's computer, Low battery in the sensor/transmitter. 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
C1722 indicates Function Code Data From Rear Right Transmitter Is Malfunctioning.
Common causes
Common causes include Faulty rear right wheel sensor/transmitter, Wiring or communication issues between the transmitter and the vehicle's computer, Low battery in the sensor/transmitter.
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 C1722 Description

The diagnostic trouble code C1722 indicates that there is a malfunction in the function code data coming from the rear right transmitter in the vehicle's system. In vehicles equipped with tire pressure monitoring systems (TPMS), each wheel is equipped with a sensor that transmits data to the vehicle's onboard computer. This data includes information such as tire pressure, temperature, and other relevant parameters. The rear right transmitter specifically monitors the tire on the right rear wheel.

OBDII Code C1722 -  Function Code Data From Rear Right Transmitter Is Malfunctioning
C1722 Code - Function Code Data From Rear Right Transmitter Is Malfunctioning

Common Causes of C1722

  1. Faulty rear right wheel sensor/transmitter
  2. Wiring or communication issues between the transmitter and the vehicle's computer
  3. Low battery in the sensor/transmitter
  4. Interference from other electronic devices or signals
  5. Water or debris damage to the sensor/transmitter

Symptoms of C1722

  1. TPMS warning light illuminated on the dashboard
  2. Inconsistent or inaccurate tire pressure readings displayed on the dashboard
  3. Loss of communication with the rear right wheel sensor
  4. Erratic behavior in the vehicle's traction control or stability systems

How to Fix C1722

  1. Start by checking the tire pressure in the rear right wheel manually to ensure it is within the recommended range.
  2. Inspect the wiring and connections leading to the rear right wheel sensor/transmitter for any damage or corrosion. Repair or replace as needed.
  3. Test the rear right wheel sensor/transmitter using a TPMS scan tool to diagnose the specific issue.
  4. Replace the rear right wheel sensor/transmitter if it is found to be faulty or not communicating properly.
  5. Reset the TPMS system and recalibrate the sensors to ensure proper functioning.

Cost to Fix C1722

The cost of repairing a malfunctioning rear right transmitter can vary depending on the specific cause of the issue and the vehicle's make and model. In general, the cost of a new wheel sensor/transmitter can range from $50 to $200, not including labor. Labor costs can vary between $80 and $150 per hour, with the total repair bill likely falling between $150 and $500. It's advisable to consult with a professional mechanic or auto repair shop for a more accurate estimate based on your vehicle's specific needs.

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Code C1722 Information for Specific Makes

  • C1722 Infiniti — Function Code Data From Rear Right Transmitter Is Malfunctioning
  • C1722 Nissan — Function Code Data From Rear Right Transmitter Is Malfunctioning
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 C1722 Code

1. What are the common symptoms of OBDII code C1722?

The common symptoms of OBDII code C1722 "Function Code Data From Rear Right Transmitter Is Malfunctioning" may include issues with the tire pressure monitoring system, inaccurate tire pressure readings, and a warning light on the dashboard.

2. What are the possible causes of OBDII code C1722?

Possible causes of OBDII code C1722 can include a malfunctioning rear right tire pressure sensor, wiring or communication issues between the sensor and the vehicle's computer, or a faulty tire pressure monitoring system module.

3. How can I diagnose the cause of OBDII code C1722?

Diagnosing OBDII code C1722 typically involves using a professional OBDII scanner to retrieve the specific information related to the malfunctioning rear right transmitter. Additionally, checking the sensor, wiring connections, and related components for any visible damage or issues can help pinpoint the cause.

4. Can I continue driving with OBDII code C1722 present?

While it may be possible to continue driving with OBDII code C1722 present, it is recommended to address the issue promptly to ensure the proper functioning of the tire pressure monitoring system and to maintain safe driving conditions.

5. What are some repair tips for fixing OBDII code C1722?

Repair tips for fixing OBDII code C1722 may include checking and replacing the rear right tire pressure sensor if faulty, inspecting and repairing any damaged wiring or connections, and resetting the tire pressure monitoring system after addressing the issue.

6. Will resetting the OBDII system clear OBDII code C1722?

Resetting the OBDII system may temporarily clear OBDII code C1722, but if the underlying issue causing the malfunction is not addressed, the code is likely to reappear. It is important to diagnose and fix the root cause of the problem.

7. How much does it cost to repair OBDII code C1722?

The cost of repairing OBDII code C1722 can vary depending on the specific cause of the issue, labor costs, and the price of any replacement parts needed. It is recommended to consult with a professional mechanic for an accurate cost estimate.

8. Can extreme weather conditions trigger OBDII code C1722?

Extreme weather conditions such as very high or low temperatures can potentially affect tire pressure readings and trigger OBDII code C1722. It is essential to monitor tire pressure regularly and address any fluctuations promptly.

9. Is OBDII code C1722 a common issue in certain vehicle makes or models?

OBDII code C1722 related to the malfunctioning rear right transmitter can be more common in vehicles equipped with tire pressure monitoring systems that use individual sensors for each tire. Specific makes and models may have a higher occurrence of this issue.

10. How often should I check my tire pressure to prevent OBDII code C1722?

To prevent OBDII code C1722 and ensure the proper functioning of the tire pressure monitoring system, it is recommended to check tire pressure at least once a month and before long trips. Regular maintenance can help prevent issues with tire pressure sensors.

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