AutoCodes – Chevrolet – C1224 Chevrolet

C1224 Chevrolet Code - Right Rear Wheel Speed Sensor Input Signal Is Zero

Quick Answer

As the wheel spins, the wheel speed sensor produces an AC signal. Common causes include Faulty Hub Assembly (Right Rear Wheel Speed Sensor is part of hub assembly), Faulty Right Rear Wheel Speed Sensor, Right Rear Wheel Speed Sensor 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
C1224 Chevrolet indicates Right Rear Wheel Speed Sensor Input Signal Is Zero.
Common causes
Common causes include Faulty Hub Assembly (Right Rear Wheel Speed Sensor is part of hub assembly), Faulty Right Rear Wheel Speed Sensor, Right Rear Wheel Speed Sensor 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 5,164
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 23, 2022
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Code C1224 Chevrolet Description

As the wheel spins, the wheel speed sensor produces an AC signal. The Electronic Brake Control Module (EBCM) uses the frequency of the AC signal to calculate the wheel speed. The EBCM will set the OBDII code when the sensor is not to factory specifications.
OBDII Code C1224 Chevrolet - Right Rear Wheel Speed Sensor Input Signal Is Zero - AutoCodes.com
C1224 Chevrolet Code - Right Rear Wheel Speed Sensor Input Signal Is Zero

What are the Possible Causes of the DTC C1224 Chevrolet?

  • Faulty Hub Assembly (Right Rear Wheel Speed Sensor is part of hub assembly)
  • Faulty Right Rear Wheel Speed Sensor
  • Right Rear Wheel Speed Sensor harness is open or shorted
  • Right Rear Wheel Speed Sensor circuit poor electrical connection

How to Fix the DTC C1224 Chevrolet?

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 C1224 Chevrolet 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 C1224 Chevrolet code?

Need more information on how to fix the C1224 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1224 Chevrolet 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 C1224 Chevrolet Code

1. What are common symptoms of OBDII code C1224 in a Chevrolet indicating the right rear wheel speed sensor input signal is zero?

- Common symptoms include ABS warning light illuminated on the dashboard, traction control system malfunction, and potential loss of stability control.

2. What are the possible causes of OBDII code C1224 in a Chevrolet related to the right rear wheel speed sensor input signal being zero?

- The code may be triggered by a faulty right rear wheel speed sensor, damaged wiring or connectors, a malfunctioning ABS module, or issues with the wheel bearing.

3. How can I diagnose the OBDII code C1224 in a Chevrolet to determine if the right rear wheel speed sensor input signal is zero?

- You can use a diagnostic scanner to retrieve the trouble code, inspect the right rear wheel speed sensor and its wiring for any damage, and perform a visual inspection of the sensor and surrounding components.

4. Is it safe to continue driving a Chevrolet with OBDII code C1224 indicating the right rear wheel speed sensor input signal is zero?

- It is not recommended to drive the vehicle with this code present, as it can affect the operation of the ABS and traction control systems, potentially compromising safety.

5. How can I repair OBDII code C1224 in a Chevrolet if the issue is with the right rear wheel speed sensor input signal?

- The repair typically involves replacing the faulty right rear wheel speed sensor, checking and repairing any damaged wiring or connectors, and clearing the trouble code with a diagnostic scanner.

6. Are there any DIY tips for troubleshooting OBDII code C1224 in a Chevrolet before seeking professional help?

- You can visually inspect the right rear wheel speed sensor and its wiring for any visible damage, ensure the sensor is securely in place, and check for any loose connections before considering professional assistance.

7. Can extreme weather conditions or road debris impact the right rear wheel speed sensor and trigger OBDII code C1224 in a Chevrolet?

- Yes, extreme weather conditions, road debris, or water intrusion can affect the proper functioning of the right rear wheel speed sensor, leading to the zero input signal and triggering the trouble code.

8. How long does it typically take to repair OBDII code C1224 in a Chevrolet caused by a zero input signal from the right rear wheel speed sensor?

- The repair time can vary depending on the exact cause of the issue, but replacing the right rear wheel speed sensor and addressing any related wiring problems usually takes a couple of hours.

9. Are there any recalls or technical service bulletins related to OBDII code C1224 in Chevrolet vehicles with the right rear wheel speed sensor input signal zero issue?

- It's recommended to check with Chevrolet dealerships or online databases for any recalls or technical service bulletins specific to your vehicle model and year regarding this particular issue.

10. Can a malfunctioning right rear wheel speed sensor cause other problems in a Chevrolet besides triggering OBDII code C1224 related to the zero input signal?

- Yes, a faulty right rear wheel speed sensor can affect the proper functioning of the ABS, traction control, and stability control systems, potentially leading to compromised safety and handling of the vehicle.

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