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Engine-Codes – Generic – C2145

C2145 Code - Transmitter ID 5 Error

Quick Answer

The C2145 diagnostic trouble code (DTC) refers to a Transmitter ID 5 Error. Common causes include Faulty transmitter in the fifth tire sensor, Wiring or connection issues in the TPMS system, Low battery power in the fifth tire sensor. 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
C2145 indicates Transmitter ID 5 Error.
Common causes
Common causes include Faulty transmitter in the fifth tire sensor, Wiring or connection issues in the TPMS system, Low battery power in the fifth tire sensor.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code C2145 Description

The C2145 diagnostic trouble code (DTC) refers to a Transmitter ID 5 Error. This code is typically associated with a malfunction in the tire pressure monitoring system (TPMS) of a vehicle. The TPMS is a crucial system that monitors the air pressure in the tires and alerts the driver if there is a significant deviation from the recommended pressure levels. Transmitter ID 5 Error indicates that there is an issue with the fifth transmitter in the TPMS, which could result in inaccurate or missing tire pressure readings.

OBDII Code C2145 - Transmitter ID 5 Error
C2145 Code - Transmitter ID 5 Error

Common Causes of C2145

  1. Faulty transmitter in the fifth tire sensor
  2. Wiring or connection issues in the TPMS system
  3. Low battery power in the fifth tire sensor
  4. Interference from electronic devices or other signals
  5. Physical damage to the fifth tire sensor

Symptoms of C2145

  1. TPMS warning light illuminated on the dashboard
  2. Inconsistent or fluctuating tire pressure readings
  3. Loss of communication with the fifth tire sensor
  4. Erroneous tire pressure alerts while driving

How to Fix C2145

  1. Begin by conducting a thorough inspection of the TPMS system, focusing on the fifth tire sensor.
  2. Verify the integrity of the wiring and connections related to the fifth tire sensor.
  3. Test the battery power of the fifth tire sensor and replace it if necessary.
  4. Reset the TPMS system and reprogram the sensors to ensure proper communication.
  5. Clear the DTC and verify that the Transmitter ID 5 Error has been resolved.

Cost to Fix C2145

The typical repair costs for addressing a Transmitter ID 5 Error can vary depending on the vehicle make and model, as well as the extent of the issue. In general, repairing a TPMS problem like this could range from $100 to $300, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can fluctuate based on various factors. Customers should inquire about local rates to get a more accurate estimate for this repair.

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Code C2145 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 C2145 Code

1. What does OBDII code C2145 Transmitter ID 5 Error mean?

The code C2145 indicates a problem with the Tire Pressure Monitoring System (TPMS) transmitter ID 5, which is typically related to a faulty sensor or communication issue.

2. What are the common symptoms of OBDII code C2145?

Common symptoms of OBDII code C2145 include the TPMS warning light illuminating on the dashboard, inaccurate tire pressure readings, or a message indicating an issue with the TPMS system.

3. What are the possible causes of OBDII code C2145 Transmitter ID 5 Error?

Possible causes of OBDII code C2145 include a malfunctioning TPMS sensor, low tire pressure, sensor battery failure, sensor damage, wiring issues, or problems with the TPMS module.

4. How can I diagnose the cause of OBDII code C2145?

Diagnosing the cause of OBDII code C2145 typically involves using a TPMS scan tool to read the specific sensor ID causing the error, checking tire pressure, inspecting sensor batteries, and testing the sensor's communication with the vehicle's TPMS module.

5. Can I drive my vehicle with OBDII code C2145 present?

While you can still drive your vehicle with OBDII code C2145 present, it is recommended to address the issue promptly to ensure accurate tire pressure monitoring and potentially avoid safety risks.

6. How can I repair OBDII code C2145 Transmitter ID 5 Error?

To repair OBDII code C2145, you may need to replace the faulty TPMS sensor, address wiring or communication issues, reset the TPMS system, or recalibrate the sensors using a TPMS tool.

7. Are there any DIY tips for fixing OBDII code C2145?

DIY tips for fixing OBDII code C2145 may include checking and adjusting tire pressure, inspecting sensor batteries, ensuring proper sensor installation, and performing a TPMS system reset following the vehicle's manual.

8. How much does it typically cost to repair OBDII code C2145?

The cost of repairing OBDII code C2145 can vary depending on the specific issue, the need for sensor replacement, labor costs, and whether you choose to address the problem yourself or take it to a professional mechanic.

9. Can OBDII code C2145 be intermittent or permanent?

OBDII code C2145 can be either intermittent or permanent, with intermittent issues possibly indicating sporadic sensor communication problems while permanent errors may suggest a more consistent sensor malfunction.

10. Will OBDII code C2145 cause any damage to my vehicle if left untreated?

While OBDII code C2145 may not cause immediate damage to your vehicle, ignoring the issue can lead to inaccurate tire pressure readings, potential safety risks, and reduced fuel efficiency over time.

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