AutoCodes – Toyota – C2185 2017 Toyota RAV4

C2185 2017 Toyota RAV4 Code - Transmitter ID 5 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
C2185 2017 Toyota RAV4 indicates Transmitter ID 5 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 188
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 C2185 2017 Toyota RAV4 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 C2185 2017 Toyota RAV4 - Transmitter ID 5 Not Received - AutoCodes.com
C2185 2017 Toyota RAV4 Code - Transmitter ID 5 Not Received

What are the Possible Causes of the DTC C2185 2017 Toyota RAV4?

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

How to Fix the DTC C2185 2017 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 C2185 2017 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 C2185 2017 Toyota RAV4 code?

Need more information on how to fix the C2185 2017 Toyota RAV4 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C2185 2017 Toyota RAV4 code diagnosed by a professional: Find a repair shop in your area

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 C2185 2017 Toyota RAV4 Code

1. What does the OBDII code C2185 on a 2017 Toyota RAV4 mean?

The code C2185 indicates that Transmitter ID 5 was not received by the vehicle's tire pressure monitoring system (TPMS).

2. What are the common symptoms of OBDII code C2185 on a 2017 Toyota RAV4?

Common symptoms include the TPMS warning light illuminating on the dashboard, inaccurate tire pressure readings, and potential issues with the TPMS system's functionality.

3. What are the possible causes of OBDII code C2185 on a 2017 Toyota RAV4?

Possible causes include a faulty TPMS sensor, low sensor battery, sensor communication issues, damaged wiring, or an issue with the TPMS control module.

4. How can I diagnose the source of OBDII code C2185 on my 2017 Toyota RAV4?

Diagnosis typically involves using a TPMS scan tool to identify which specific sensor is not transmitting correctly. Checking the sensor's battery life and inspecting the sensor's physical condition can also help pinpoint the issue.

5. Can I repair OBDII code C2185 on a 2017 Toyota RAV4 myself?

Depending on the cause, some repairs may be DIY-friendly, such as replacing a faulty TPMS sensor or addressing wiring issues. However, complex problems may require professional diagnosis and repair.

6. Is it safe to continue driving with OBDII code C2185 on a 2017 Toyota RAV4?

While the vehicle should still be operational, it is important to address TPMS issues promptly to ensure accurate tire pressure monitoring and overall safety on the road.

7. How much does it typically cost to repair OBDII code C2185 on a 2017 Toyota RAV4?

Costs can vary depending on the specific issue causing the code, the need for new parts, and labor charges. Repairs for TPMS sensor replacement or wiring repairs may range from moderate to higher costs.

8. Can resetting the TPMS system clear OBDII code C2185 on a 2017 Toyota RAV4?

In some cases, resetting the TPMS system after addressing the underlying issue causing the code may clear the error code. However, it's essential to ensure the problem is fixed to prevent the code from reappearing.

9. How often do TPMS sensors need to be replaced in a 2017 Toyota RAV4?

TPMS sensors typically have a lifespan of 5-10 years or 100,000 miles. However, factors like battery life and environmental conditions can impact sensor longevity.

10. Are there any maintenance tips to prevent OBDII code C2185 on a 2017 Toyota RAV4?

Regularly checking tire pressure, replacing TPMS sensor batteries as needed, and addressing any TPMS warning lights promptly can help prevent issues leading to code C2185.

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