AutoCodes – Generic – C2184

C2184 Code - Transmitter ID 4 Not Received

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: C2184 indicates Transmitter ID 4 Not Received.
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 3,480

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Mar 15, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C2184 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 Valve and Transmitters constantly send radio waves to the Tire Pressure Warning ECU and Receiver.
Under the conditions below, the Tire Pressure Warning ECU and Receiver is unable to receive the signals from the Tire Pressure Warning Valve and Transmitters, and a Diagnostic Trouble Code (DTC) is stored.
- Facilities or devices that use similar radio frequencies are located in the vicinity of the vehicle.
- Devices using similar radio frequencies are used in the vehicle.
- The ID of the tire pressure warning valve and transmitter is mistyped during registration.
- A tire, wheel, and/or transmitter from a different vehicle is installed.

OBDII Code C2184 - Transmitter ID 4 Not Received - AutoCodes.com — C2184 Code - Transmitter ID 4 Not Received

What does this mean?

What are the Possible Causes of the DTC C2184?

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

How to Fix the DTC C2184?

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 C2184 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 C2184 code?

Need more information on how to fix the C2184 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C2184 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C2184 Lexus — Transmitter ID 4 Not Received
C2184 Scion — Transmitter ID 4 Not Received
C2184 Toyota — Transmitter ID 4 Not Received

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 C2184 Code

1. What does OBDII code C2184 mean?

Code C2184 indicates that the vehicle's system did not receive the signal from the fourth tire pressure monitoring system (TPMS) transmitter, typically associated with one of the tires.

2. What are common symptoms of code C2184?

Common symptoms include the TPMS warning light illuminating on the dashboard and potentially inaccurate or missing tire pressure readings from one tire.

3. What causes code C2184 to appear?

The code is usually caused by a malfunctioning TPMS sensor, a dead sensor battery, signal interference, or an issue with the TPMS receiver module.

4. Can a faulty TPMS sensor trigger code C2184?

Yes, a faulty or damaged TPMS sensor is one of the most common causes of this code.

5. How do I diagnose code C2184?

To diagnose this code, use a TPMS scan tool to check for signal transmission from all sensors, inspect for physical damage to the sensors, and verify whether the TPMS receiver is functioning correctly.

6. Can code C2184 be caused by low tire pressure?

Low tire pressure itself doesn't cause this code, but it could indicate a sensor issue if the pressure is fine and the TPMS system is still malfunctioning.

7. How do you fix code C2184?

Fixes include replacing the faulty TPMS sensor, resetting the TPMS system, or addressing any signal interference or receiver malfunctions.

8. Do I need to replace all TPMS sensors if one fails?

Not necessarily. You can replace only the faulty sensor, but it might be a good idea to replace all sensors if they are nearing the end of their battery life.

9. Can a weak TPMS sensor battery cause code C2184?

Yes, a weak or dead TPMS sensor battery can prevent the transmitter from sending its signal, triggering this code.

10. Is it safe to drive with code C2184 active?

While the vehicle may still be drivable, itâ€™s important to address the issue promptly as you may not receive accurate tire pressure warnings, which could compromise safety.