AutoCodes – Toyota – C2142 Toyota

C2142 Toyota Code - Transmitter ID 2 Error

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
C2142 Toyota indicates Transmitter ID 2 Error.
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 12,200
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 17, 2023
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Code C2142 Toyota 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.
When the internal circuit of a Tire Pressure Warning Valve and Transmitter is malfunctioning, this Diagnostic Trouble Code (DTC) is output.
OBDII Code C2142 Toyota - Transmitter ID 2 Error - AutoCodes.com
C2142 Toyota Code - Transmitter ID 2 Error

What are the Possible Causes of the DTC C2142 Toyota?

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

How to Fix the DTC C2142 Toyota?

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 C2142 Toyota 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 C2142 Toyota code?

Need more information on how to fix the C2142 Toyota code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C2142 Toyota code diagnosed by a professional: Find a repair shop in your area

Information for Specific Toyota Models

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 C2142 Toyota Code

1. What are the common symptoms of OBDII code C2142 in a Toyota related to Transmitter ID 2 Error?

The common symptoms include issues with the tire pressure monitoring system (TPMS), the TPMS warning light illuminating on the dashboard, and potential problems with the vehicle's transmission.

2. What are the possible causes of OBDII code C2142 in a Toyota related to Transmitter ID 2 Error?

Possible causes include a faulty tire pressure sensor, low tire pressure, issues with the TPMS module, wiring problems, or a malfunction in the vehicle's computer system.

3. How can I diagnose OBDII code C2142 in my Toyota related to Transmitter ID 2 Error?

Diagnosis can involve using an OBDII scanner to read the error code, checking the tire pressure of all four tires, inspecting the TPMS sensors for damage, and ensuring that the TPMS module is functioning correctly.

4. What are some repair tips for resolving OBDII code C2142 in a Toyota related to Transmitter ID 2 Error?

Repair tips include replacing a faulty tire pressure sensor, inflating or adjusting tire pressure as needed, repairing any damaged wiring, resetting the TPMS system, or seeking professional help for complex issues.

5. Can I continue driving my Toyota with OBDII code C2142 related to Transmitter ID 2 Error?

It is not recommended to ignore the TPMS warning light as it can affect your vehicle's safety and performance. It is best to address the underlying issue causing the error code as soon as possible.

6. Are there any DIY solutions to try before seeking professional help for OBDII code C2142 in a Toyota?

DIY solutions may include checking and adjusting tire pressure, inspecting the TPMS sensors for visible damage, and ensuring all wiring connections are secure. However, complex issues may require professional diagnosis and repair.

7. How much does it typically cost to repair OBDII code C2142 in a Toyota related to Transmitter ID 2 Error?

The cost of repair can vary depending on the specific cause of the issue. Replacing a tire pressure sensor or resetting the TPMS system may be relatively affordable, while more extensive repairs could be costlier.

8. Can weather conditions or driving habits contribute to triggering OBDII code C2142 in a Toyota related to Transmitter ID 2 Error?

Extreme weather conditions, such as temperature fluctuations, and aggressive driving habits can potentially impact tire pressure and trigger TPMS-related error codes like C2142. Regular maintenance and monitoring can help prevent such issues.

9. How long does it take to repair OBDII code C2142 in a Toyota related to Transmitter ID 2 Error?

The repair time can vary depending on the complexity of the issue. Simple fixes like resetting the TPMS system may take a short time, while replacing a faulty sensor or addressing wiring problems could take longer.

10. Will resetting the TPMS system clear OBDII code C2142 related to Transmitter ID 2 Error in a Toyota?

Resetting the TPMS system may temporarily clear the error code, but if the underlying issue persists, the code is likely to reappear. It is important to diagnose and address the root cause of the problem for a lasting solution.

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