AutoCodes – Generic – U046B

U046B Code - Invalid Data Received From Global Positioning System Module

Quick Answer

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Common causes include Faulty Global Positioning System Module, Global Positioning System Module harness is open or shorted, Global Positioning System Module circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U046B indicates Invalid Data Received From Global Positioning System Module.
Common causes: Common causes include Faulty Global Positioning System Module, Global Positioning System Module harness is open or shorted, Global Positioning System Module circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 5,410

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 13, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code U046B Description

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Operating information and commands are exchanged among the devices. The devices have programmed information about what messages are needed to be exchanged on the serial data circuits. Some devices are constantly receiving information from other devices through serial data communication network. The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Global Positioning System Module causing its integrity to be questioned.

OBDII Code U046B - Invalid Data Received From Global Positioning System Module - AutoCodes.com — U046B Code - Invalid Data Received From Global Positioning System Module

What does this mean?

What are the Possible Causes of the DTC U046B?

Faulty Global Positioning System Module
Global Positioning System Module harness is open or shorted
Global Positioning System Module circuit poor electrical connection

How to Fix the DTC U046B?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U046B code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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Information for Specific Makes

U046B Ford — Invalid Data Received From Global Positioning System Module
U046B Lincoln — Invalid Data Received From Global Positioning System Module
U046B Mercury — Invalid Data Received From Global Positioning System Module

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.