AutoCodes – Generic – B1254

B1254 Code - Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed

Quick Answer

The Body Control Module (BCM) monitors the Right Rear Tire Pressure Sensor and Transmitter Assembly. Common causes include Reprogram Right Rear Tire Pressure Sensor and Transmitter Assembly, Faulty Right Rear Tire Pressure Sensor, Faulty Right Rear Tire Transmitter Assembly. 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: B1254 indicates Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed.
Common causes: Common causes include Reprogram Right Rear Tire Pressure Sensor and Transmitter Assembly, Faulty Right Rear Tire Pressure Sensor, Faulty Right Rear Tire Transmitter Assembly.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 15,785

How popular is this code, among other codes? Low

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 29, 2024

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B1254 Description

The Body Control Module (BCM) monitors the Right Rear Tire Pressure Sensor and Transmitter Assembly. The OBDII code is set by the BCM when the Right Rear Tire Pressure Sensor and Transmitter Assembly are not programmed.

OBDII Code B1254 - Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed - AutoCodes.com — B1254 Code - Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed

What does this mean?

What are the Possible Causes of the DTC B1254?

Reprogram Right Rear Tire Pressure Sensor and Transmitter Assembly
Faulty Right Rear Tire Pressure Sensor
Faulty Right Rear Tire Transmitter Assembly
Faulty Body Control Module (BCM)

How to Fix the DTC B1254?

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 B1254 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 B1254 code?

Need more information on how to fix the B1254 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1254 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1254 Ford — Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed
B1254 Lincoln — Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed
B1254 Mercury — Right Rear Tire Pressure Sensor and Transmitter Assembly Not Programmed

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 B1254 Code

What does the OBDII code B1254 signify?

The OBDII code B1254 indicates that the right rear tire pressure sensor and transmitter assembly is not programmed or is not communicating with the vehicle's onboard computer.

What symptoms might indicate a B1254 code?

Common symptoms include the tire pressure warning light being illuminated on the dashboard and a potential inability to monitor the tire pressure for the right rear tire.

What could cause the B1254 code to appear?

The code can be triggered by a malfunctioning tire pressure sensor, a sensor that has not been correctly programmed, or issues with the vehicle's tire pressure monitoring system (TPMS).

How can I diagnose a B1254 code?

To diagnose the code, you can use an OBDII scanner to check for any additional trouble codes, inspect the right rear tire pressure sensor for damage, and verify that it is properly installed and programmed.

What steps are involved in repairing the B1254 code?

Repairing the B1254 code typically involves reprogramming the tire pressure sensor, replacing the sensor if it's defective, and ensuring that the TPMS is functioning correctly.

Can I drive my vehicle with a B1254 code?

While you can drive the vehicle, it's not advisable since the tire pressure monitoring system may not be functioning properly, which could lead to undetected low tire pressure.

How do I reprogram the tire pressure sensor for a B1254 code?

Reprogramming usually involves using a specialized TPMS tool to sync the sensor with the vehicle's computer, following the manufacturer's specific instructions.

Is there a way to reset the tire pressure monitoring system after fixing the B1254 code?

Yes, you can typically reset the TPMS by following the vehicle's reset procedure, which may involve turning the ignition on and off or using a reset button.

What if the B1254 code returns after repairs?

If the code returns, it may indicate a deeper issue with the TPMS, such as wiring problems or faults in the vehicle's computer system. Further diagnostics would be needed to identify the root cause.