AutoCodes – Ford – P1674 2011 Ford Fusion

P1674 2011 Ford Fusion Code - Control Module Software Corrupted

Quick Answer

The Throttle Actuator Control (TAC) system is in the Failure Mode Effects Management (FMEM) mode of forced engine shutdown. Common causes include Software incompatibility issue, Damaged Powertrain Control Module (PCM). 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: P1674 2011 Ford Fusion indicates Control Module Software Corrupted .
Common causes: Common causes include Software incompatibility issue, Damaged Powertrain Control Module (PCM).
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 1,679

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 Sep 08, 2019

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 P1674 2011 Ford Fusion Description

The Throttle Actuator Control (TAC) system is in the Failure Mode Effects Management (FMEM) mode of forced engine shutdown. Indicates an error occurred in the Powertrain Control Module (PCM). This code sets in combination with P2105.

OBDII Code P1674 2011 Ford Fusion - Control Module Software Corrupted - AutoCodes.com — P1674 2011 Ford Fusion Code - Control Module Software Corrupted

What does this mean?

What are the Possible Causes of the DTC P1674 2011 Ford Fusion?

Software incompatibility issue
Damaged Powertrain Control Module (PCM)

How to Fix the DTC P1674 2011 Ford Fusion?

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 P1674 2011 Ford Fusion 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 P1674 2011 Ford Fusion code?

Need more information on how to fix the P1674 2011 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1674 2011 Ford Fusion 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 P1674 2011 Ford Fusion Code

1. What are the common symptoms of OBDII code P1674 in a 2011 Ford Fusion?

- Common symptoms include engine stalling, rough idling, poor acceleration, and the inability to start the vehicle.

2. What can cause the Control Module Software Corrupted error code (P1674) in a 2011 Ford Fusion?

- Possible causes include a faulty powertrain control module (PCM), software glitches, electrical issues, or a poor connection within the control module.

3. How can I diagnose OBDII code P1674 in my 2011 Ford Fusion?

- Diagnosing this code typically involves using a diagnostic scanner to retrieve the trouble codes and conducting additional tests to pinpoint the exact cause, such as checking for loose or damaged wiring.

4. Can a DIY enthusiast repair the Control Module Software Corrupted error code on a 2011 Ford Fusion?

- While some basic troubleshooting like checking connections and fuses can be done by DIY enthusiasts, resolving complex issues with the control module may require professional diagnostic equipment and expertise.

5. Is it safe to continue driving my 2011 Ford Fusion with the P1674 code present?

- It is not recommended to drive the vehicle with the P1674 code active, as it can lead to further damage to the engine or other components.

6. How much does it typically cost to repair OBDII code P1674 in a 2011 Ford Fusion?

- The cost of repair can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

7. Can resetting the PCM resolve the Control Module Software Corrupted error in a 2011 Ford Fusion?

- In some cases, resetting the PCM may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear.

8. Will disconnecting the battery reset the P1674 code in a 2011 Ford Fusion?

- Disconnecting the battery may reset the code temporarily, but if the root cause is not fixed, the code will likely return once the vehicle is driven again.

9. How long does it typically take to repair the Control Module Software Corrupted error in a 2011 Ford Fusion?

- The repair time can vary depending on the exact cause and complexity of the issue, but it may take a few hours to a full day to diagnose and address the problem.

10. Can a software update or reflash fix the P1674 code on a 2011 Ford Fusion?

- Updating or reflashing the control module software may help resolve the issue in some cases, especially if the problem is related to software glitches or outdated programming.