U0C59 - Understanding DTC U0C59: Common Issues in 2015-2018 Ford Explorers and More

Quick Answer

U0C59 means: U0C59 indicates a communication failure between vehicle control modules.

Fix: Check and replace faulty components Cost: $100 - $300 Time: 90-180 minutes

Can I drive with U0C59? Immediate attention required to ensure vehicle safety and functionality.

Common Questions

What does U0C59 mean and how does it affect my car?

U0C59 signifies a communication failure between your vehicle's electronic control modules, which can lead to issues such as erratic dashboard lights, malfunctioning infotainment systems, and overall performance degradation. If left unchecked, it could result in severe operational failures.

What are the most common causes of U0C59 and how much does it cost to fix?

Common causes include faulty wiring (50%), corrupted control module software (30%), and complete module failure (15%). Repair costs can range from $100 for wiring repairs, up to $800 for control module replacements.

Can I drive my car with U0C59 or should I stop immediately?

It is advisable to stop driving your vehicle if you notice symptoms associated with U0C59. Continuing to drive could lead to further damage or safety risks, particularly if critical systems fail.

How can I diagnose U0C59 myself using GeekOBD APP?

You can use the GeekOBD APP to perform an OBD2 scan, retrieve any stored codes, and access freeze frame data. This will help you understand the conditions under which the code was triggered, aiding in troubleshooting.

What vehicles are most commonly affected by U0C59?

U0C59 is frequently reported in 2015-2018 Ford Explorer models, as well as other Ford vehicles equipped with advanced electronic systems. It's a good idea to check for any recalls or TSBs related to this code.

How can I prevent U0C59 from happening again?

Routine maintenance, including checking electrical connections and updating software, can help prevent U0C59. It's also advisable to keep your vehicle's battery and electrical system in good condition.

What is U0C59?

DTC U0C59 refers to a communication error between various modules within your vehicle's electronic control systems. This code is often seen in models such as the 2015-2018 Ford Explorer and other Ford vehicles equipped with advanced electronic systems. Essentially, it indicates that one of the vehicle's control modules is unable to communicate properly with the others. This miscommunication can lead to a range of performance issues, including erratic behavior of electronic features like the infotainment system or stability control. In practical terms, if your vehicle's dashboard lights are flickering or your entertainment system is glitchy, it might be due to U0C59. Ignoring this code can lead to further complications, including complete failure of essential systems, thereby affecting the safety and drivability of the vehicle. Addressing this code promptly is vital for maintaining optimal vehicle performance and ensuring that all electronic systems function correctly.

System: U - Network (Communication, CAN Bus)

Symptoms

Common symptoms when U0C59 is present:

The check engine light remains illuminated, indicating a persistent issue with the vehicle's electronic systems.
Erratic behavior of electronic features, such as a malfunctioning infotainment system or inconsistent dashboard lights.
Significant reduction in fuel efficiency, often observed as a 10-15% decrease due to impaired engine management.
Unusual noises during engine start-up, which may indicate internal electronic component failure.
Poor acceleration response, where the vehicle hesitates or stutters during acceleration due to miscommunication between modules.

Possible Causes

Most common causes of U0C59 (ordered by frequency):

{'description': 'Faulty wiring or loose connections between control modules, which has a 50% likelihood of being the primary issue. This can happen due to wear and tear or poor installation.', 'likelihood': '50%'}
{'description': 'Corrupted software in one or more control modules that leads to communication errors. This often requires reprogramming or updates from the dealer.', 'likelihood': '30%'}
{'description': 'Failed control modules that may need replacement. Regular maintenance checks can help prevent this by identifying issues early.', 'likelihood': '15%'}
{'description': 'Battery or alternator issues that cause fluctuating power supply to modules, potentially leading to faults. This can manifest in various electronic malfunctions.', 'likelihood': '4%'}
{'description': 'Environmental factors such as moisture or corrosion that affect electrical connections, although this is less common.', 'likelihood': '1%'}

U0C59 Repair Costs

Cost Breakdown by Repair Type

Wiring Repair

Repair or replace faulty wiring or connectors that are causing communication issues.

Total: $100 - $300
Success rate: 90%

Control Module Reprogramming

Reprogramming or updating the software of control modules to restore communication.

Total: $150 - $400
Success rate: 80%

Control Module Replacement

Replacing a failed control module that is no longer functioning properly.

Total: $300 - $800
Success rate: 95%

Money-Saving Tips for U0C59

Start with the most common and least expensive repairs first
Use GeekOBD APP to confirm diagnosis before replacing expensive parts
Consider preventive maintenance to avoid future occurrences
Compare prices for OEM vs aftermarket parts based on your needs
Address the issue promptly to prevent more expensive secondary damage

Diagnostic Steps

Professional U0C59 Diagnosis Process

Follow these systematic steps to accurately diagnose U0C59. Each step builds on the previous one to ensure accurate diagnosis.

Step 1: Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes)

Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes).