Engine-Codes.com
Engine-Codes – Chevrolet – U1559 Chevrolet

U1559 Chevrolet Code - Body Control Module Lost Communication With Short Range Remote Control Transceiver On LIN Bus

Quick Answer

The U1559 diagnostic trouble code (DTC) indicates a communication failure between the Body Control Module (BCM) and the Short Range Remote Control Transceiver via the Local Interconnect Network (LIN) bus. Common causes include Faulty Body Control Module (BCM) due to internal failure or damage, Defective Short Range Remote Control Transceiver, Damaged or corroded wiring in the LIN bus circuit. 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
U1559 Chevrolet indicates Body Control Module Lost Communication With Short Range Remote Control Transceiver On LIN Bus.
Common causes
Common causes include Faulty Body Control Module (BCM) due to internal failure or damage, Defective Short Range Remote Control Transceiver, Damaged or corroded wiring in the LIN bus circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Oct 16, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code U1559 Chevrolet Description

The U1559 diagnostic trouble code (DTC) indicates a communication failure between the Body Control Module (BCM) and the Short Range Remote Control Transceiver via the Local Interconnect Network (LIN) bus. The BCM is a critical component in modern vehicles, responsible for managing various electronic functions, including lighting, door locks, and other body-related features. The Short Range Remote Control Transceiver allows for functions such as keyless entry and remote start, enhancing convenience and security for the vehicle owner.

OBDII Code U1559 Chevrolet - Body Control Module Lost Communication With Short Range Remote Control Transceiver On LIN Bus
U1559 Chevrolet Code - Body Control Module Lost Communication With Short Range Remote Control Transceiver On LIN Bus

Common Causes of U1559 Chevrolet

  1. Faulty Body Control Module (BCM) due to internal failure or damage.
  2. Defective Short Range Remote Control Transceiver.
  3. Damaged or corroded wiring in the LIN bus circuit.
  4. Poor connections or loose terminals affecting communication.
  5. Software issues or glitches in the BCM or transceiver firmware.

Symptoms of U1559 Chevrolet

  1. Inability to lock or unlock doors using the remote key fob.
  2. Malfunctioning interior lights or other body control functions.
  3. Warning lights on the dashboard related to the BCM or security system.
  4. Failure of remote start functionality.
  5. Intermittent or complete loss of communication with other electronic systems.

How to Fix U1559 Chevrolet

  1. Diagnostic Scan: Begin by using an OBD-II scanner to confirm the U1559 code and check for any additional codes that may provide further insight into the issue.
  2. Visual Inspection: Inspect the wiring and connectors associated with the BCM and the Short Range Remote Control Transceiver for signs of damage, corrosion, or loose connections.
  3. Test Components: Use a multimeter to test the voltage and continuity of the LIN bus wiring. Check the functionality of the BCM and transceiver to determine if they are operating correctly.
  4. Software Update: If applicable, update the software for the BCM or transceiver, as manufacturers may release updates to fix known issues.
  5. Replace Faulty Parts: If any components are found to be defective, replace the BCM or transceiver as necessary, ensuring all connections are secure and properly insulated.

Cost to Fix U1559 Chevrolet

The typical repair costs for addressing a U1559 code can range from $150 to $600, depending on the specific diagnosis and repair required. This estimate includes parts and labor, with the cost of a new BCM or transceiver potentially being a significant factor. Labor rates at auto repair shops can vary widely based on location, vehicle make and model, and engine type. Most shops charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less. It's advisable to check local rates for a more precise estimate and to obtain quotes from multiple repair facilities to ensure a fair price.

Need more information about the U1559 Chevrolet code?

Need more information on how to fix the U1559 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1559 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 U1559 Chevrolet Code

1. What are common symptoms of OBDII code U1559 in a Chevrolet related to the Body Control Module losing communication with the Short Range Remote Control Transceiver on the LIN bus?

- Common symptoms include issues with keyless entry, remote start functionality, door locks, and alarm system operation.

2. What are some possible causes of the Body Control Module losing communication with the Short Range Remote Control Transceiver on the LIN bus in a Chevrolet?

- Potential causes can include wiring issues, loose connections, a faulty transceiver module, or a malfunctioning Body Control Module.

3. How can I diagnose the cause of OBDII code U1559 in my Chevrolet?

- Diagnosing this issue typically involves using a scan tool to retrieve the specific trouble codes, checking the wiring and connections, and testing the Short Range Remote Control Transceiver and Body Control Module.

4. Is it safe to continue driving my Chevrolet with the U1559 code present?

- It is generally safe to drive your vehicle with this code, but it is recommended to address the issue promptly to avoid potential inconvenience or safety concerns related to keyless entry and security functions.

5. Can I repair OBDII code U1559 in a Chevrolet by resetting the system or clearing the codes?

- Clearing the codes might temporarily eliminate the warning light, but it is essential to diagnose and repair the underlying issue causing the communication loss between the Body Control Module and the Short Range Remote Control Transceiver.

6. Are there any DIY repair tips for resolving OBDII code U1559 in a Chevrolet?

- DIY repair tips may include checking for loose connections, ensuring proper wiring integrity, and potentially replacing the Short Range Remote Control Transceiver or the Body Control Module if necessary.

7. How much does it cost to repair OBDII code U1559 in a Chevrolet at a mechanic or dealership?

- Repair costs can vary depending on the specific cause of the issue, but it may involve diagnostic fees, parts replacement costs, and labor charges, which could range from a few hundred to over a thousand dollars.

8. Can a faulty battery or alternator cause OBDII code U1559 to appear in a Chevrolet?

- While a faulty battery or alternator can cause electrical issues, they are less likely to be direct causes of the loss of communication between the Body Control Module and the Short Range Remote Control Transceiver on the LIN bus.

9. Are there any recalls or technical service bulletins related to OBDII code U1559 in Chevrolet vehicles?

- It is recommended to check with Chevrolet dealerships or online resources for any relevant recalls or technical service bulletins related to this specific OBDII code to see if there are any known issues or remedies provided by the manufacturer.

10. How can I prevent OBDII code U1559 from reoccurring in my Chevrolet after it has been repaired?

- To prevent the code from reoccurring, it is important to ensure that all repairs are done correctly, all connections are secure, and regular maintenance is performed on the vehicle's electrical system to avoid similar communication issues in the future.

Discuss the causes and fixes for U1559 Chevrolet OBDII Code

Submit a New Comment

Code U1559 Chevrolet comments

No comments found for this page.