AutoCodesGeneric – C2115

C2115 Code - Transmitter ID 5 Operation Stop

Quick Answer

The tire pressure warning valve and transmitters that are installed in the tire and wheel assemblies measure the tire pressures. Common causes include Faulty Tire Pressure Warning Valve and Transmitter, Faulty Tire Pressure Warning ECU and Receiver. 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
C2115 indicates Transmitter ID 5 Operation Stop.
Common causes
Common causes include Faulty Tire Pressure Warning Valve and Transmitter, Faulty Tire Pressure Warning ECU and Receiver.
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 8,295
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 15, 2023
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Code C2115 Description

The tire pressure warning valve and transmitters that are installed in the tire and wheel assemblies measure the tire pressures. The measured values are transmitted to the Tire Pressure Warning ECU and receiver in the vehicle as radio waves. The ECU compares the measured air pressure values with the air pressure threshold. When the measured air pressure value is less than this threshold, the warning light in the combination meter assembly illuminates. The Tire Pressure Warning ECU and receiver stores a Diagnostic Trouble Code (DTC) when the tire pressure warning valve and transmitter stop transmitting signals. The signals can be forcibly transmitted by releasing the tire pressure rapidly. The stored DTC is cleared when signal transmission resumes.
OBDII Code C2115 - Transmitter ID 5 Operation Stop - AutoCodes.com
C2115 Code - Transmitter ID 5 Operation Stop

What are the Possible Causes of the DTC C2115?

  • Faulty Tire Pressure Warning Valve and Transmitter
  • Faulty Tire Pressure Warning ECU and Receiver

How to Fix the DTC C2115?

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 C2115 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 C2115 code?

Need more information on how to fix the C2115 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C2115 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 C2115 Code

1. What does the OBDII code C2115 mean?

The C2115 code indicates that there is an issue with the operation of Transmitter ID 5, typically relating to a vehicle’s Tire Pressure Monitoring System (TPMS). This code signals that the specific transmitter for tire 5 has stopped functioning correctly.

2. What are the common symptoms of code C2115?

Common symptoms include the TPMS warning light illuminating on the dashboard, incorrect tire pressure readings, or no readings at all from one of the tires.

3. What causes the OBDII code C2115 to be triggered?

This code can be triggered by several issues including a faulty TPMS sensor in one of the tires, damaged wires leading to the TPMS sensor, or a malfunctioning TPMS module.

4. How serious is the OBDII code C2115?

While C2115 is not typically a critical issue, it can lead to poor tire health if the tire pressures are not monitored and adjusted manually. It's important for vehicle safety and efficiency to maintain correct tire pressure.

5. What steps should be taken to diagnose the C2115 code?

Diagnosis should begin with visually inspecting the TPMS sensors and wiring for any obvious signs of damage. If no physical issues are detected, a diagnostic tool should be used to read the TPMS sensor data and verify the functionality of each sensor.

6. How can code C2115 be resolved?

Resolving C2115 typically involves replacing the faulty TPMS sensor, repairing any damaged wiring, or reprogramming or replacing the TPMS module if necessary.

7. Is it safe to drive with the C2115 code active?

Driving with this code is generally safe in the short term, but prolonged driving without resolving the issue may lead to tire problems due to unchecked air pressure, which can affect vehicle handling and increase the risk of a tire blowout.

8. Can I replace a TPMS sensor myself to fix code C2115?

Yes, if you are comfortable with basic automotive maintenance tasks, you can replace a TPMS sensor yourself. You will need to purchase the correct sensor for your vehicle and may require a tool to reprogram the sensor to your vehicle’s TPMS system.

9. What tools are required to diagnose and fix the C2115 code?

You’ll need a TPMS relearn tool or a comprehensive OBDII scanner that supports TPMS functions to diagnose and reset the system after repairs. Basic hand tools may be needed for replacing sensors or repairing wiring.

10. After fixing the C2115 code, is there anything special that needs to be done?

After replacing a sensor or making any repairs, it’s crucial to reset the TPMS system and perform a relearn procedure to ensure all sensors are communicating correctly with the vehicle’s TPMS module. This ensures accurate tire pressure monitoring and clears the fault code from the system.

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