U0514 Code - Invalid Data Received From Mirror Control Module
Quick Answer
The U0514 diagnostic trouble code (DTC) indicates that the vehicle's engine control module (ECM) has detected invalid data being received from the mirror control module. Common causes include Faulty mirror control module, Loose or corroded electrical connections between mirror control module and ECM, Wiring harness issues, such as frayed wires or shorts. 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
- U0514 indicates Invalid Data Received From Mirror Control Module.
- Common causes
- Common causes include Faulty mirror control module, Loose or corroded electrical connections between mirror control module and ECM, Wiring harness issues, such as frayed wires or shorts.
- 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 U0514 Description
The U0514 diagnostic trouble code (DTC) indicates that the vehicle's engine control module (ECM) has detected invalid data being received from the mirror control module. In modern vehicles, the mirror control module is responsible for controlling the operation of the side mirrors, including power adjustment, heating, and possibly even folding functions. When the ECM receives data that is incorrect, missing, or out of range from the mirror control module, it triggers the U0514 code.
Common Causes of U0514
- Faulty mirror control module
- Loose or corroded electrical connections between mirror control module and ECM
- Wiring harness issues, such as frayed wires or shorts
- Software glitch in the mirror control module
- Water intrusion or moisture damage to the mirror control module
Symptoms of U0514
- Power mirror adjustments not working
- Mirror heating function not functioning
- Side mirrors not folding as intended
- Illumination on mirror control switch not turning on
- Dashboard warning light indicating a problem with mirror control module
How to Fix U0514
- Begin by conducting a visual inspection of the mirror control module, wiring harness, and electrical connections to check for any obvious signs of damage or corrosion.
- Use a diagnostic scan tool to retrieve the specific fault codes and data related to the U0514 code.
- Test the mirror control module's functionality by activating the mirror adjustments, heating function, and folding mechanism to determine if they are responding correctly.
- If necessary, replace the mirror control module with a new or refurbished unit and reprogram it to communicate with the ECM effectively.
- Clear the fault codes from the ECM's memory and perform a road test to confirm that the issue has been resolved.
Cost to Fix U0514
The typical repair costs for addressing the U0514 code can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing a faulty mirror control module can cost between $200 and $500, including parts and labor. However, additional diagnostic time and labor charges may apply, so it's advisable to consult with a reputable auto repair shop for a more accurate estimate based on your vehicle's make and model. Keep in mind that rates at dealerships or in metropolitan areas may be higher, while independent shops might offer more competitive pricing.
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Code U0514 Information for Specific Makes
- U0514 Ford — Invalid Data Received From Mirror Control Module
- U0514 Lincoln — Invalid Data Received From Mirror Control Module
- U0514 Mercury — Invalid Data Received From Mirror Control Module
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