AutoCodes – Ford – U0184 Ford

U0184 Ford Code - Lost Communication With Radio

Quick Answer

The Powertrain Control Module (PCM) monitors the communication to the Audio Unit. Common causes include Faulty Audio Unit, Audio Unit harness is open or shorted, Audio Unit 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: U0184 Ford indicates Lost Communication With Radio.
Common causes: Common causes include Faulty Audio Unit, Audio Unit harness is open or shorted, Audio Unit 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 17,885

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
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Code U0184 Ford Description

The Powertrain Control Module (PCM) monitors the communication to the Audio Unit. The PCM sets the OBDII code when it has lost communication with the Audio Unit.

OBDII Code U0184 Ford - Lost Communication With Radio - AutoCodes.com — U0184 Ford Code - Lost Communication With Radio

What does this mean?

What are the Possible Causes of the DTC U0184 Ford?

Faulty Audio Unit
Audio Unit harness is open or shorted
Audio Unit circuit poor electrical connection

How to Fix the DTC U0184 Ford?

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 U0184 Ford 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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Need Help with the Code?

Get the U0184 Ford 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 U0184 Ford Code

1. What are the common symptoms of OBDII code U0184 in a Ford vehicle?

- Common symptoms include loss of sound from the radio, blank radio display, malfunctioning radio controls, and intermittent connectivity issues with the radio.

2. What are the possible causes of the U0184 code indicating lost communication with the radio in a Ford?

- The U0184 code can be triggered by issues such as a faulty radio module, damaged wiring or connectors, a blown fuse, software glitches, or a weak battery.

3. How can I diagnose the U0184 code related to lost communication with the radio in my Ford?

- To diagnose the issue, you can start by checking the radio fuse, inspecting the wiring and connectors for any damage, and using a diagnostic scanner to read the trouble codes stored in the vehicle's computer.

4. Can a U0184 code in a Ford be repaired without professional help?

- Simple fixes like checking and replacing a blown fuse can be done without professional help. However, for more complex issues like radio module replacement or wiring repairs, it is recommended to seek assistance from a qualified mechanic.

5. Is it safe to continue driving with the U0184 code in a Ford indicating lost communication with the radio?

- It is generally safe to drive with the U0184 code, as it primarily affects the radio system. However, if the code is accompanied by other concerning symptoms or warning lights, it is advisable to have the issue resolved promptly.

6. How much does it typically cost to repair the U0184 code in a Ford related to lost communication with the radio?

- The cost of repair can vary depending on the underlying cause of the issue. Simple fixes like fuse replacement may be inexpensive, while more complex repairs like radio module replacement can be more costly.

7. Are there any temporary solutions for the U0184 code in a Ford until I can get it repaired?

- Disconnecting the car battery for a few minutes and then reconnecting it can sometimes reset the system and temporarily clear the code. However, this may not be a permanent solution and the issue may recur.

8. Can weather conditions or external factors trigger the U0184 code in a Ford?

- Extreme weather conditions, water damage, or physical impacts to the vehicle can potentially cause the U0184 code by affecting the radio's communication system. Inspecting for any visible damage in such situations is recommended.

9. Will the U0184 code in a Ford reset on its own after the issue is resolved?

- In some cases, once the underlying issue causing the U0184 code is repaired, the code may clear on its own after a few driving cycles. If the code persists, using a diagnostic tool to manually clear it may be necessary.

10. Can the U0184 code in a Ford be related to other vehicle systems or modules?

- While the U0184 code specifically points to lost communication with the radio, it can sometimes be related to other vehicle modules or the overall communication network. Proper diagnosis is essential to pinpoint the exact cause.