AutoCodes – Scion – C1224 Scion

C1224 Scion Code - NE Circuit Signal

Quick Answer

The Skid Control ECU (ABS Control Module) receives the engine revolution speed signal (NE Signal) from the Engine Control Module (ECM). Common causes include NE Signal (Engine Revolution Speed Signal), Faulty Engine Control Module (ECM), Engine 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: C1224 Scion indicates NE Circuit Signal.
Common causes: Common causes include NE Signal (Engine Revolution Speed Signal), Faulty Engine Control Module (ECM), Engine 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.

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Code Popularity 1,244

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 23, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1224 Scion Description

The Skid Control ECU (ABS Control Module) receives the engine revolution speed signal (NE Signal) from the Engine Control Module (ECM). The Diagnostic Trouble Code (DTC) will be set when the data received from the ECM indicates that there is an open or short circuit from the engine revolution signal circuit for more than 10 seconds.

OBDII Code C1224 Scion - NE Circuit Signal - AutoCodes.com — C1224 Scion Code - NE Circuit Signal

What does this mean?

What are the Possible Causes of the DTC C1224 Scion?

NE Signal (Engine Revolution Speed Signal)
Faulty Engine Control Module (ECM)
Engine Control Module harness is open or shorted
Engine Control Module circuit poor electrical connection

How to Fix the DTC C1224 Scion?

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 Scion 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.

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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 Scion Code

1. What are the common symptoms of OBDII code C1224 (NE Circuit Signal) in a Scion?

- Common symptoms include the ABS warning light illuminating on the dashboard, loss of ABS functionality, and potential issues with traction control.

2. What are the possible causes of OBDII code C1224 in a Scion?

- The code C1224 in a Scion is typically caused by a faulty wheel speed sensor, damaged wiring harness, or a malfunctioning ABS module.

3. How can I diagnose the OBDII code C1224 in my Scion?

- Diagnosing OBDII code C1224 involves using a professional OBDII scanner to retrieve the code, inspecting the wheel speed sensors for damage, and checking the wiring connections for any issues.

4. Can I continue to drive my Scion with OBDII code C1224 present?

- While it may be possible to drive the vehicle with the code present, it is not recommended as it can affect the ABS system's functionality and compromise your safety on the road.

5. How can I repair OBDII code C1224 in my Scion?

- Repairing OBDII code C1224 may involve replacing the faulty wheel speed sensor, repairing any damaged wiring, or reprogramming the ABS module using specialized diagnostic equipment.

6. Are there any DIY tips for fixing OBDII code C1224 in a Scion?

- DIY tips for fixing OBDII code C1224 include checking and cleaning the wheel speed sensors, inspecting the wiring harness for damage, and ensuring all connections are secure.

7. Will resetting the OBDII code C1224 in my Scion make it go away permanently?

- Resetting the code may temporarily clear the ABS warning light, but if the underlying issue is not addressed, the code is likely to reappear.

8. How much does it typically cost to repair OBDII code C1224 in a Scion?

- The cost of repairing OBDII code C1224 in a Scion can vary depending on the cause of the issue, but it may range from $100 to $500 or more, including parts and labor.

9. Can OBDII code C1224 in a Scion trigger any other related codes?

- Yes, OBDII code C1224 in a Scion may trigger additional ABS-related fault codes, such as codes related to other wheel speed sensors or the ABS module itself.

10. Is it necessary to visit a dealership for diagnosing and repairing OBDII code C1224 in a Scion?

- While visiting a dealership is an option, independent automotive repair shops with experience in ABS systems can also effectively diagnose and repair OBDII code C1224 in a Scion.