AutoCodesMazda – P1224 Mazda

P1224 Mazda Code - Throttle Position Sensor 'B' Out of Self-Test Range

Quick Answer

P1224 Mazda indicates Throttle Position Sensor 'B' Out of Self-Test Range. Common causes include Faulty Throttle Position Sensor, Throttle Position Sensor harness is open or shorted, Throttle Position Sensor circuit poor electrical connection. 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
P1224 Mazda indicates Throttle Position Sensor 'B' Out of Self-Test Range.
Common causes
Common causes include Faulty Throttle Position Sensor, Throttle Position Sensor harness is open or shorted, Throttle Position Sensor circuit poor electrical connection.
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 2,478
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 19, 2019
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Code P1224 Mazda Description

OBDII Code P1224 Mazda - Throttle Position Sensor 'B' Out of Self-Test Range - AutoCodes.com
P1224 Mazda Code - Throttle Position Sensor 'B' Out of Self-Test Range

What are the Possible Causes of the DTC P1224 Mazda?

  • Faulty Throttle Position Sensor
  • Throttle Position Sensor harness is open or shorted
  • Throttle Position Sensor circuit poor electrical connection

How to Fix the DTC P1224 Mazda?

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 P1224 Mazda 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 P1224 Mazda code?

Need more information on how to fix the P1224 Mazda code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 P1224 Mazda Code

1. What does the OBDII code P1224 mean on a Mazda?

P1224 indicates that the Throttle Position Sensor (TPS) 'B' is out of the expected self-test range, meaning the sensor is not providing a signal within the acceptable parameters.

2. What are the common symptoms of a P1224 code?

Common symptoms include poor acceleration, erratic idling, engine stalling, reduced fuel efficiency, and possibly the activation of the Check Engine Light.

3. What causes the P1224 code on a Mazda?

The most common causes include a faulty TPS, issues with the wiring or connectors, throttle body contamination, or a malfunction in the engine control module (ECM).

4. Can I drive my car with the P1224 code?

While the car may still drive, it’s not recommended as the faulty throttle position sensor can affect performance and lead to further engine issues.

5. How do I diagnose a P1224 code?

Diagnosis typically involves checking the TPS with a multimeter, inspecting the wiring and connectors for damage, and testing the throttle body for any mechanical issues.

6. How do I fix the P1224 code on my Mazda?

Repairs may include replacing the TPS, cleaning or replacing the throttle body, repairing damaged wiring, or reprogramming the ECM if necessary.

7. How much does it cost to repair a P1224 code?

The repair cost depends on the issue, ranging from $100 to $300 for a throttle position sensor replacement, but could be higher if other components are involved.

8. Can a dirty throttle body cause a P1224 code?

Yes, a dirty or malfunctioning throttle body can cause improper TPS readings, triggering the P1224 code.

9. Do I need to reset the ECM after fixing the P1224 code?

Yes, clearing the code with an OBDII scanner after repairs is recommended to verify the issue is resolved.

10. Is the P1224 code specific to Mazda vehicles?

While P1224 is most commonly associated with Mazda vehicles, its meaning can vary slightly depending on the manufacturer. Always consult your specific vehicle’s manual.

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