AutoCodes – Generic – C0245

C0245 Code - Wheel Speed Sensor Frequency Malfunction

Quick Answer

The wheel speeds are detected by active wheel speed sensors. Common causes include Mis-sized or non-matching brand tire, Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted. 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
C0245 indicates Wheel Speed Sensor Frequency Malfunction.
Common causes
Common causes include Mis-sized or non-matching brand tire, Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted.
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 19,809
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 04, 2023
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Code C0245 Description

The wheel speeds are detected by active wheel speed sensors. Each wheel speed sensor receives ignition voltage from the Electronic Brake Control Module (EBCM) and provides an alternating current square wave signal to the Electronic Brake Control Module. As the wheel spins, the Electronic Brake Control Module uses the frequency of the square wave signal to calculate the wheel speed. The Diagnostic Trouble Code (DTC) will be set when the wheel speed difference between one wheel and the others is greater than 20 percent.
OBDII Code C0245 - Wheel Speed Sensor Frequency Malfunction - AutoCodes.com
C0245 Code - Wheel Speed Sensor Frequency Malfunction

What are the Possible Causes of the DTC C0245?

  • Mis-sized or non-matching brand tire
  • Faulty Electronic Brake Control Module (EBCM)
  • Electronic Brake Control Module harness is open or shorted
  • Electronic Brake Control Module circuit poor electrical connection

How to Fix the DTC C0245?

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 C0245 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 C0245 code?

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Need Help with the Code?

Get the C0245 code diagnosed by a professional: Find a repair shop in your area

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 C0245 Code

1. What are the common symptoms of OBDII code C0245 (Wheel Speed Sensor Frequency Malfunction)?

- Common symptoms include ABS or traction control warning lights on the dashboard, erratic speedometer readings, and potential issues with the vehicle's stability control system.

2. What are the possible causes of OBDII code C0245?

- The code C0245 can be triggered by a faulty wheel speed sensor, damaged wiring or connectors related to the sensor, or issues with the sensor's tone ring.

3. How can I diagnose the root cause of OBDII code C0245?

- To diagnose the issue, you may need to use a diagnostic scan tool to read the code and perform a visual inspection of the wheel speed sensor, wiring, and connectors for any signs of damage or corrosion.

4. Can I drive my vehicle with OBDII code C0245?

- While your vehicle may still be drivable with this code, it is recommended to address the issue promptly to prevent potential safety risks due to malfunctioning speed sensors affecting the ABS and stability control systems.

5. Is it possible to repair OBDII code C0245 at home?

- Depending on your experience and tools available, you may be able to replace a faulty wheel speed sensor or repair damaged wiring yourself. However, for a more accurate diagnosis and complex repairs, consulting a professional mechanic is recommended.

6. How much does it typically cost to repair OBDII code C0245?

- The cost of repairing OBDII code C0245 can vary depending on the root cause of the issue, the make and model of the vehicle, and the labor rates in your area. It's advisable to obtain quotes from multiple mechanics for an accurate estimate.

7. Are there any preventive measures to avoid OBDII code C0245 in the future?

- Regularly inspecting the wheel speed sensors, connectors, and wiring harness for signs of wear and tear can help prevent issues that may trigger code C0245. Additionally, driving cautiously to avoid accidents that could damage the sensors is advisable.

8. Can a malfunctioning wheel speed sensor affect other systems in the vehicle?

- Yes, a malfunctioning wheel speed sensor can affect the operation of the ABS (Anti-lock Braking System), traction control, and stability control systems in the vehicle, potentially compromising safety and performance.

9. How urgent is it to address OBDII code C0245?

- While the severity of the issue may vary, it is generally recommended to address OBDII code C0245 promptly to ensure the proper functioning of the ABS and stability control systems, which are crucial for safe driving.

10. Will OBDII code C0245 cause damage to other components if left unrepaired?

- If left unrepaired, OBDII code C0245 can potentially lead to further damage to the ABS system, traction control system, or other related components, compromising the vehicle's safety and performance.

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