Engine-Codes - Toyota - B1247 Toyota

B1247 Toyota Code - Tire Pressure Monitor Receiver Communication Stop

- Code Popularity: 3,654 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC B1247 Toyota?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • 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)
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How to Fix the DTC B1247 Toyota?

Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the B1247 Toyota code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

What Does the B1247 Toyota Code Mean?

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).

B1247 Toyota Code - Tire Pressure Monitor Receiver Communication Stop

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