U0552 Code - Invalid Data Received From Running Board 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 Running Board Control Module 'B', Running Board Control Module 'B' harness is open or shorted, Running Board 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
- U0552 indicates Invalid Data Received From Running Board Control Module 'B'.
- Common causes
- Common causes include Faulty Running Board Control Module 'B', Running Board Control Module 'B' harness is open or shorted, Running Board 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.
Code U0552 Description
What are the Possible Causes of the DTC U0552?
- Faulty Running Board Control Module 'B'
- Running Board Control Module 'B' harness is open or shorted
- Running Board Control Module 'B' circuit poor electrical connection
How to Fix the DTC U0552?
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 U0552 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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Frequently Asked Questions about U0552 Code
1. What does OBDII code U0552 mean?
U0552 indicates that the vehicle's computer has received invalid or corrupted data from the Running Board Control Module 'B'.
2. What are the common symptoms of code U0552?
Symptoms may include running boards not deploying or retracting properly, warning lights on the dashboard, or unresponsive running board systems.
3. What causes the U0552 code to appear?
Common causes include faulty wiring or connectors, a malfunctioning Running Board Control Module 'B', or software issues within the module.
4. Can a dead battery cause the U0552 code?
Yes, a dead or weak battery can lead to communication issues and trigger the U0552 code if the module doesn't receive adequate power.
5. How do I diagnose the U0552 code?
Start by visually inspecting the wiring and connectors to the Running Board Control Module 'B', check for corrosion or damage, and ensure all connections are secure.
6. Can a software update fix the U0552 code?
Yes, if the issue is related to outdated or corrupted software in the Running Board Control Module 'B', a software update may resolve the problem.
7. How much does it cost to fix the U0552 code?
Repair costs can vary, but fixing wiring issues may cost $50-$150, while replacing the module could cost $300-$600 or more, depending on the vehicle.
8. Can I still drive my car with the U0552 code?
Yes, but the running boards may not function properly, which could affect ease of entry or exit from the vehicle.
9. How do I reset the U0552 code?
After repairs, the code can be cleared using an OBDII scanner. However, ensure the issue is resolved to prevent the code from returning.
10. What tools do I need to fix the U0552 code?
You'll need an OBDII scanner, a multimeter for testing electrical connections, and possibly tools to repair or replace damaged wiring or the module.
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