AutoCodes – Mercury – U0162 Mercury

U0162 Mercury Code - Lost Communication With Navigation Display Module

Quick Answer

The Front Display Interface Module (FDIM) is directly connected to the Accessory Protocol Interface Module (APIM). Common causes include Faulty Front Display Interface Module (FDIM), Front Display Interface Module (FDIM) harness is open or shorted, Front Display Interface Module (FDIM) 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: U0162 Mercury indicates Lost Communication With Navigation Display Module.
Common causes: Common causes include Faulty Front Display Interface Module (FDIM), Front Display Interface Module (FDIM) harness is open or shorted, Front Display Interface Module (FDIM) 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 752

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 02, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code U0162 Mercury Description

The Front Display Interface Module (FDIM) is directly connected to the Accessory Protocol Interface Module (APIM). No external circuits are connected to the FDIM. The OBDII codes set by the APIM when communication is missing from the FDIM for more than 1 seconds with the ignition in the RUN position.

OBDII Code U0162 Mercury - Lost Communication With Navigation Display Module - AutoCodes.com — U0162 Mercury Code - Lost Communication With Navigation Display Module

What does this mean?

What are the Possible Causes of the DTC U0162 Mercury?

Faulty Front Display Interface Module (FDIM)
Front Display Interface Module (FDIM) harness is open or shorted
Front Display Interface Module (FDIM) circuit poor electrical connection
Faulty Accessory Protocol Interface Module (APIM)

How to Fix the DTC U0162 Mercury?

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 U0162 Mercury 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.

Need more information about the U0162 Mercury code?

Need more information on how to fix the U0162 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U0162 Mercury 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 U0162 Mercury Code

1. What does the OBDII code U0162 mean on a Mercury?

The U0162 code indicates that the vehicle's control modules have lost communication with the Navigation Display Module.

2. What are the common symptoms of code U0162 in a Mercury?

Symptoms include a blank or non-functional navigation screen, lack of response from navigation controls, and possible audio or infotainment system issues.

3. What causes the U0162 code to appear in a Mercury?

Common causes include faulty wiring or connectors, a malfunctioning Navigation Display Module, or issues with the CAN (Controller Area Network) communication system.

4. Can a dead battery cause the U0162 code on a Mercury?

Yes, a dead or weak battery can disrupt communication between modules, potentially triggering the U0162 code.

5. How do I diagnose the U0162 code in my Mercury?

Start by checking the wiring and connectors to the Navigation Display Module, ensuring there is no corrosion, damage, or loose connections. Use a scan tool to verify if the module is responding.

6. Is the Navigation Display Module always the issue with U0162?

No, the issue could also be with the vehicle's wiring, power supply, or a fault in the CAN communication system.

7. Can I drive my Mercury with the U0162 code active?

Yes, the vehicle is typically drivable, but features like navigation and infotainment may not function properly.

8. How much does it cost to fix the U0162 code on a Mercury?

Repair costs vary but may range from $100 to $1,000, depending on whether it requires simple wiring repairs or replacing the Navigation Display Module.

9. Can a software update fix the U0162 code in a Mercury?

In some cases, a software update for the vehicle's control modules might resolve communication issues and clear the code.

10. Do I need a professional mechanic to fix code U0162 on my Mercury?

If basic checks of wiring and connectors donâ€™t resolve the issue, itâ€™s recommended to consult a professional mechanic with diagnostic tools and experience in module communication systems.