AutoCodes – Ford – B124D Ford

B124D Ford Code - Tire Pressure Sensor General Signal Failure

Quick Answer

The Body Control Module (BCM) monitors the Tire Pressure Sensor. Common causes include Faulty Tire Pressure Sensor, Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means: B124D Ford indicates Tire Pressure Sensor General Signal Failure.
Common causes: Common causes include Faulty Tire Pressure Sensor, Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted.
Severity: Moderate - service should be scheduled soon.
Can I drive?: The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

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Code Popularity 84,354

How popular is this code, among other codes? Medium

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 19, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B124D Ford Description

The Body Control Module (BCM) monitors the Tire Pressure Sensor. The OBDII code is set by the BCM in continuous memory when 1, 2 or 3 of the tire pressure sensors are faulted or not responding, or when data is not received by the BCM.

OBDII Code B124D Ford - Tire Pressure Sensor General Signal Failure - AutoCodes.com — B124D Ford Code - Tire Pressure Sensor General Signal Failure

What does this mean?

What are the Possible Causes of the DTC B124D Ford?

Faulty Tire Pressure Sensor
Faulty Body Control Module (BCM)
Body Control Module (BCM) harness is open or shorted
Body Control Module (BCM) circuit poor electrical connection

How to Fix the DTC B124D Ford?

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 B124D Ford 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 B124D Ford Code

1. What are the common symptoms of OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- The common symptoms include the tire pressure monitoring system (TPMS) warning light illuminating on the dashboard and inaccurate or missing tire pressure readings.

2. What are the potential causes of OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- The code can be triggered by a faulty tire pressure sensor, low tire pressure, sensor battery failure, sensor signal interference, or wiring issues.

3. How can I diagnose OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- Diagnosis typically involves using a TPMS tool to check sensor readings, inspecting tire pressure levels, testing sensor batteries, and checking the sensor signal strength.

4. Can I drive with OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure) active?

- It is generally safe to drive with this code as long as you manually check and maintain proper tire pressure levels to ensure safe driving conditions.

5. How can I reset OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- You can reset the code using an OBDII scan tool or by addressing the underlying issue causing the signal failure, such as replacing a faulty sensor or correcting tire pressure.

6. Are there any DIY repair tips for fixing OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- DIY repair tips may include checking and adjusting tire pressures, inspecting sensor batteries, ensuring proper sensor installation, and checking for any signal interference.

7. Do I need to replace the tire pressure sensor to fix OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- In some cases, replacing the faulty tire pressure sensor may be necessary to resolve the signal failure and clear the code.

8. How much does it cost to repair OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- The cost of repair can vary depending on the underlying issue, such as sensor replacement, wiring repairs, or sensor reprogramming. Costs may range from $50 to $200 or more.

9. Can extreme temperatures affect OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure)?

- Extreme temperatures can impact tire pressure readings and sensor performance, potentially leading to signal failures. Regularly checking tire pressure in different weather conditions is recommended.

10. Is OBDII code B124D Ford (Tire Pressure Sensor General Signal Failure) a serious issue?

- While the code itself may not pose immediate safety risks, it is important to address the underlying tire pressure sensor issue to ensure accurate monitoring and safe driving conditions.