C2124 2014 Toyota RAV4 Code - No Signal from Transmitter ID 4 In Main Mode
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
- C2124 2014 Toyota RAV4 indicates No Signal from Transmitter ID 4 In Main Mode.
- 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.
Code C2124 2014 Toyota RAV4 Description
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.
What are the Possible Causes of the DTC C2124 2014 Toyota RAV4?
- Faulty Tire Pressure Warning Valve and Transmitter
- Faulty Tire Pressure Warning ECU and Receiver
How to Fix the DTC C2124 2014 Toyota RAV4?
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 C2124 2014 Toyota RAV4 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 C2124 2014 Toyota RAV4 code?
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Frequently Asked Questions about C2124 2014 Toyota RAV4 Code
1. What does the OBDII code C2124 mean on a 2014 Toyota RAV4?
It indicates "No Signal from Transmitter ID 4 in Main Mode," meaning the tire pressure monitoring system (TPMS) is not receiving a signal from the tire sensor associated with ID 4.
2. What are common symptoms of the C2124 code in a 2014 Toyota RAV4?
The TPMS warning light will illuminate, and the system may not display the tire pressure for the affected wheel.
3. What causes the C2124 code on a Toyota RAV4?
It can be caused by a faulty tire pressure sensor, a dead sensor battery, interference from nearby electronics, or issues with the TPMS receiver.
4. How can I fix the C2124 code on my 2014 Toyota RAV4?
You may need to replace the faulty tire pressure sensor, reprogram the TPMS system, or check for wiring issues related to the TPMS receiver.
5. Can I drive with the C2124 code active on my Toyota RAV4?
Yes, but the TPMS will not function correctly, making it harder to monitor tire pressure, which could lead to unsafe driving conditions.
6. How much does it cost to repair the C2124 code on a 2014 Toyota RAV4?
Replacing a tire pressure sensor typically costs $50 to $150 per sensor, plus labor costs for reprogramming or installation.
7. How do I know which tire corresponds to Transmitter ID 4?
You'll need a TPMS diagnostic tool to identify the specific tire associated with Transmitter ID 4, as it varies by vehicle configuration.
8. Can the C2124 code be cleared without fixing the issue?
You can clear the code with a scan tool, but it will return if the underlying problem is not resolved.
9. What tools are needed to diagnose the C2124 code on a Toyota RAV4?
A TPMS scan tool or diagnostic scanner is required to read sensor data and pinpoint the issue.
10. How often do tire pressure sensors fail in a 2014 Toyota RAV4?
Tire pressure sensors typically last 5 to 10 years, depending on the usage and environmental conditions.
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