Engine-Codes - Toyota - B1591 TOYOTA

B1591 TOYOTA - No Response From Audio HU

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

B1591 TOYOTA Possible Causes

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

How is the B1591 TOYOTA 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 B1591 TOYOTA code

Labor: 1.0

The cost to diagnose the B1591 TOYOTA 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.
How much do you know about cars?

Take the AutoCodes.com automotive tests and turbo-charge your car repair knowledge

Play Now

Possible Symptoms

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

B1591 TOYOTA Meaning

The Display and Navigation Module Display and Radio Receiver Assembly are connected by the MOST communication line. When an MOST communication error occurs between the Display and Navigation Module Display and Radio Receiver Assembly, the Diagnostic Trouble Code (DTC) will be stored.

More Information

Need more information on how to fix the B1591 TOYOTA code?
Get Access to Factory Service Manuals

Need more help?

Get the B1591 Toyota code diagnosed by a professional: Find a repair shop in your area