AutoCodes – Scion – B1247 Scion

B1247 Scion Code - Tire Pressure Monitor Receiver Communication Stop

Quick Answer

The main body ECU (multiplex network body ECU) and tire pressure warning ECU and receiver are connected using 2 direct lines that they use to communicate with each other. Common causes include Faulty Tire Pressure Warning ECU, Tire Pressure Warning ECU harness is open or shorted, Tire Pressure Warning ECU circuit poor electrical connection. 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
B1247 Scion indicates Tire Pressure Monitor Receiver Communication Stop.
Common causes
Common causes include Faulty Tire Pressure Warning ECU, Tire Pressure Warning ECU harness is open or shorted, Tire Pressure Warning ECU circuit poor electrical connection.
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 510
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B1247 Scion Description

The main body ECU (multiplex network body ECU) and tire pressure warning ECU and receiver are connected using 2 direct lines that they use to communicate with each other. The Diagnostic Trouble Code (DTC) will be set if in diagnostic mode, an applicable RDA signal cannot be received within 10 seconds after a PRG signal is sent from the main body ECU (multiplex network body ECU).
OBDII Code B1247 Scion - Tire Pressure Monitor Receiver Communication Stop - AutoCodes.com
B1247 Scion Code - Tire Pressure Monitor Receiver Communication Stop

What are the Possible Causes of the DTC B1247 Scion?

  • Faulty Tire Pressure Warning ECU
  • Tire Pressure Warning ECU harness is open or shorted
  • Tire Pressure Warning ECU circuit poor electrical connection
  • Faulty Main Body ECU (Multiplex Network Body ECU)

How to Fix the DTC B1247 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 B1247 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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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 B1247 Scion Code

1. What are the common symptoms of OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- Common symptoms include the Tire Pressure Monitoring System (TPMS) light being illuminated on the dashboard and a loss of communication with the TPMS sensors.

2. What are the possible causes of OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- Possible causes include a faulty tire pressure monitor receiver, wiring issues, TPMS sensor malfunctions, or a communication error within the TPMS system.

3. How can I diagnose the OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- Diagnosing requires using a scan tool to communicate with the TPMS module, checking for fault codes, inspecting the wiring and connections, and testing the TPMS sensors for proper function.

4. Can a DIY enthusiast repair OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- DIY repairs may be possible if you have the necessary tools and skills. However, it is recommended to consult a professional technician for accurate diagnosis and repair of TPMS issues.

5. How can I reset the OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- Resetting the code typically involves fixing the underlying issue causing the communication stop, such as replacing a faulty tire pressure monitor receiver, and then using a scan tool to clear the trouble codes.

6. Are there any safety implications associated with OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- Yes, driving with a malfunctioning TPMS system can compromise your ability to monitor tire pressure accurately, potentially leading to unsafe driving conditions. It is essential to address the issue promptly.

7. How much does it typically cost to repair OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- The cost of repairs can vary depending on the specific cause of the issue. Expenses may include parts, labor, and diagnostic fees. It is advisable to obtain estimates from reputable repair shops.

8. Can extreme weather conditions affect the occurrence of OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop?

- Extreme temperatures or weather conditions can potentially impact the TPMS system's performance, leading to communication errors. Keeping tires properly inflated and monitoring TPMS regularly can help prevent issues.

9. Will driving with OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop damage other vehicle components?

- While driving with this code may not directly damage other components, it can affect the accuracy of tire pressure monitoring, potentially leading to tire wear, reduced fuel efficiency, or unsafe driving conditions.

10. Is it possible for OBDII code B1247 in a Scion related to Tire Pressure Monitor Receiver Communication Stop to resolve on its own?

- In most cases, the issue causing this code will not resolve on its own. It is important to diagnose and repair the underlying problem to ensure the proper functioning of the TPMS system.

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