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Engine-Codes - Generic - B15F9

B15F9 - UART Communication Malfunction

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B15F9 Possible Causes

What does this mean?
  • Faulty Multi-Media Module Receiver Assembly
  • Multi-Media Module Receiver Assembly harness is open or shorted
  • Multi-Media Module Receiver Assembly circuit poor electrical connection

How is the B15F9 code repair?

Start by checking 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's pins.

What is the cost to diagnose the B15F9 code

Labor: 1.0

The cost to diagnose the B15F9 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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Possible Symptoms

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

B15F9 Meaning

The Diagnostic Trouble Code (DTC) is stored when a malfunction occurs in the Multi-Media Module Receiver Assembly. Open in UART communication line is detected based on radio receiver activation failure.

More Information

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