Engine-Codes - Lexus - B158A LEXUS

B158A LEXUS - Extension Module Noise Adjustment Malfunction

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

B158A LEXUS Possible Causes

  • Faulty Radio and Display Receiver Assembly
  • Radio and Display Receiver Assembly harness is open or shorted
  • Radio and Display Receiver Assembly circuit poor electrical connection

How is the B158A LEXUS 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 B158A LEXUS code

Labor: 1.0

The cost to diagnose the B158A LEXUS 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.

Possible Symptoms

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

B158A LEXUS Meaning

This Diagnostic Trouble Code (DTC) is stored when a video or audio signal is interrupted due to battery voltage input to the Radio and Display Receiver Assembly dropping temporarily.

More Information

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