AutoCodes – RAM – U059A RAM

U059A RAM Code - Invalid Data Received From DC To DC Converter 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 DC To DC Converter Control Module 'B', DC To DC Converter Control Module 'B' harness is open or shorted, DC To DC Converter 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: U059A RAM indicates Invalid Data Received From DC To DC Converter Control Module 'B'.
Common causes: Common causes include Faulty DC To DC Converter Control Module 'B', DC To DC Converter Control Module 'B' harness is open or shorted, DC To DC Converter 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 551

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 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U059A RAM 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 DC To DC Converter Control Module 'B' causing its integrity to be questioned.

OBDII Code U059A RAM - Invalid Data Received From DC To DC Converter Control Module 'B' - AutoCodes.com — U059A RAM Code - Invalid Data Received From DC To DC Converter Control Module 'B'

What does this mean?

What are the Possible Causes of the DTC U059A RAM?

Faulty DC To DC Converter Control Module 'B'
DC To DC Converter Control Module 'B' harness is open or shorted
DC To DC Converter Control Module 'B' circuit poor electrical connection

How to Fix the DTC U059A RAM?

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 U059A RAM 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 U059A RAM Code

1. What are the common symptoms of OBDII code U059A related to the DC to DC Converter Control Module 'B'?

- Common symptoms include issues with the vehicle's charging system, such as the battery not charging properly or the vehicle stalling.

2. What could cause the OBDII code U059A indicating Invalid Data Received From DC to DC Converter Control Module 'B'?

- Possible causes include a faulty DC to DC converter control module 'B', wiring issues, or a communication error between modules.

3. How can I diagnose the source of the U059A code on my vehicle?

- Diagnosing the issue typically involves using a scan tool to retrieve the code, checking the wiring connections, and testing the DC to DC converter control module 'B'.

4. Can I continue driving my vehicle with the U059A error code present?

- It is not recommended to drive the vehicle with this error code as it can lead to potential charging system failures and cause the vehicle to stall unexpectedly.

5. What are some repair tips for addressing the U059A code related to the DC to DC Converter Control Module 'B'?

- Repair tips include inspecting and repairing any damaged wiring, testing the control module for proper functionality, and ensuring all connections are secure.

6. Is it possible to reset the U059A code without addressing the underlying issue?

- While clearing the code may temporarily turn off the check engine light, it is important to address the root cause of the problem to prevent further issues.

7. How much does it typically cost to repair the U059A error code?

- Repair costs can vary depending on the specific cause of the issue, but it may involve replacing the DC to DC converter control module 'B' or repairing wiring, which can range from moderate to expensive.

8. Can a DIY enthusiast fix the U059A code issue at home?

- While some basic troubleshooting steps can be done at home, diagnosing and repairing the U059A code may require specialized tools and expertise, making it challenging for DIY enthusiasts.

9. Are there any recalls or technical service bulletins related to the U059A code?

- It is recommended to check with the vehicle manufacturer or a qualified mechanic to see if there are any recalls or technical service bulletins related to this specific OBDII code.

10. What long-term effects can the U059A code have on my vehicle if left unresolved?

- Ignoring the U059A code can lead to further electrical system malfunctions, potential damage to the vehicle's components, and increased risk of stalling while driving.