AutoCodesGeneric – U0544

U0544 Code - Invalid Data Received From Parking Assist Control Module 'B'

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 Parking Assist Control Module 'B', Parking Assist Control Module 'B' harness is open or shorted, Parking Assist Control Module 'B' 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
U0544 indicates Invalid Data Received From Parking Assist Control Module 'B'.
Common causes
Common causes include Faulty Parking Assist Control Module 'B', Parking Assist Control Module 'B' harness is open or shorted, Parking Assist Control Module 'B' 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 1,695
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 14, 2020
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Code U0544 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 Parking Assist Control Module 'B' causing its integrity to be questioned.
OBDII Code U0544 - Invalid Data Received From Parking Assist Control Module 'B' - AutoCodes.com
U0544 Code - Invalid Data Received From Parking Assist Control Module 'B'

What are the Possible Causes of the DTC U0544?

  • Faulty Parking Assist Control Module 'B'
  • Parking Assist Control Module 'B' harness is open or shorted
  • Parking Assist Control Module 'B' circuit poor electrical connection

How to Fix the DTC U0544?

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 U0544 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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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.

Frequently Asked Questions about U0544 Code

What does OBD-II code U0544 mean?

Code U0544 indicates that the vehicle's diagnostic system has detected invalid or corrupted data being sent from Parking Assist Control Module 'B'.

What are the common symptoms of code U0544?

Symptoms may include parking assist features not functioning, warning lights on the dashboard, or intermittent issues with parking sensors.

What causes code U0544 to appear?

Possible causes include faulty wiring or connectors related to Parking Assist Control Module 'B', software glitches, or a damaged control module.

Can code U0544 affect other vehicle systems?

Yes, this code may interfere with parking assistance features and potentially impact related systems like proximity sensors or cameras.

How do I diagnose code U0544?

Start by inspecting the wiring and connectors for damage, check for updates to the module’s software, and use a scan tool to verify communication with the Parking Assist Control Module 'B'.

Is it safe to drive with code U0544 active?

While the vehicle may still be drivable, parking assist features may be unreliable, so extra caution should be taken when parking.

How can I fix code U0544?

Repairs may include fixing damaged wiring, replacing faulty connectors, updating the module’s software, or replacing the Parking Assist Control Module 'B'.

Will clearing the code solve the problem?

Clearing the code may temporarily hide the issue, but the underlying problem must be addressed to prevent the code from returning.

How much does it cost to repair code U0544?

Repair costs can vary widely depending on whether wiring repairs, software updates, or module replacements are needed, ranging from $100 to several hundred dollars.

Can a faulty Parking Assist Control Module 'B' be repaired?

In most cases, a faulty module will need to be replaced rather than repaired, but consult a qualified technician for confirmation.

Discuss the causes and fixes for U0544 OBDII Code

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