AutoCodes – Generic – U0517

U0517 Code - Invalid Data Received From Door Switch '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 Door Switch 'B', Door Switch 'B' harness is open or shorted, Door Switch '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
U0517 indicates Invalid Data Received From Door Switch 'B'.
Common causes
Common causes include Faulty Door Switch 'B', Door Switch 'B' harness is open or shorted, Door Switch '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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,720
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 13, 2020
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Code U0517 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 Door Switch 'B' causing its integrity to be questioned.
OBDII Code U0517 - Invalid Data Received From Door Switch 'B' - AutoCodes.com
U0517 Code - Invalid Data Received From Door Switch 'B'

What are the Possible Causes of the DTC U0517?

  • Faulty Door Switch 'B'
  • Door Switch 'B' harness is open or shorted
  • Door Switch 'B' circuit poor electrical connection

How to Fix the DTC U0517?

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 U0517 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 U0517 Code

What does the OBDII code U0517 mean?

U0517 indicates that the vehicle's control module has detected invalid or corrupted data from Door Switch 'B.'

What are the common symptoms of code U0517?

Symptoms may include issues with door functionality, such as failure to lock/unlock, unresponsive switches, or interior lights not activating properly.

What causes code U0517 to appear?

Common causes include a faulty door switch, damaged wiring or connectors, or communication issues between the switch and the control module.

Can a dead car battery trigger code U0517?

Yes, a weak or dead battery can cause communication errors and may trigger the U0517 code.

How do I diagnose code U0517?

Start by visually inspecting the door switch, wiring, and connectors for damage. Use a scan tool to verify the code and check for related communication faults.

Can I drive my car with code U0517?

Yes, but certain features like door locks or interior lights may not function properly, which could be inconvenient or unsafe.

How do I fix the U0517 code?

Repairs may include replacing the faulty door switch, repairing damaged wiring, or updating the vehicle's software if needed.

How much does it cost to fix code U0517?

Repair costs vary depending on the issue but typically range from $100 to $300 for parts and labor.

Can code U0517 reset itself after repairs?

In some cases, the code may clear automatically after fixing the issue, but you may need to use a scan tool to manually reset it.

What tools do I need to troubleshoot code U0517?

Basic tools include a multimeter for testing wiring continuity and a diagnostic scan tool to read and clear codes.

Discuss the causes and fixes for U0517 OBDII Code

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