Engine-Codes - Generic - B15F7

B15F7 Code - Certification ECU Vehicle Information Reading/Writing Process Malfunction

- Code Popularity: 1,174 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC B15F7?

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 Certification ECU (Smart Key ECU Assembly)
  • Certification ECU harness is open or shorted
  • Certification ECU circuit poor electrical connection
  • Faulty Radio and Display Receiver Assembly (or Navigation Receiver Assembly)
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How to Fix the DTC B15F7?

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 B15F7 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 B15F7 Code Mean?

This Diagnostic Trouble Code (DTC) is stored when items controlled by the Certification ECU (Smart Key ECU Assembly) cannot be customized via the audio and visual system vehicle customization screen. The Certification ECU (Smart Key ECU Assembly) controls the smart key system (for Entry Function) related items that are customizable via the display screen.

B15F7 Code - Certification ECU Vehicle Information Reading/Writing Process Malfunction

Need more Information on the Code?

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Code B15F7 Information for Specific Makes

  • B15F7 Lexus Certification ECU Vehicle Information Reading/Writing Process Malfunction  📷
  • B15F7 Toyota Certification ECU Vehicle Information Reading/Writing Process Malfunction  📷

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