AutoCodes – Ford – P1639 2011 Ford Fusion

P1639 2011 Ford Fusion Code - Vehicle ID Block Corrupted Or Not Programmed

Quick Answer

Configurable modules accommodate a variety of vehicle options, eliminating the need for many unique modules for one vehicle line. Common causes include Reprogram Module ("Flashing"), New Powertrain Control Module (PCM) Needs programming, Incorrect Vehicle Identification (VID) configuration. 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: P1639 2011 Ford Fusion indicates Vehicle ID Block Corrupted Or Not Programmed.
Common causes: Common causes include Reprogram Module ("Flashing"), New Powertrain Control Module (PCM) Needs programming, Incorrect Vehicle Identification (VID) configuration.
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 3,963

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 Jul 05, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P1639 2011 Ford Fusion Description

Configurable modules accommodate a variety of vehicle options, eliminating the need for many unique modules for one vehicle line. These modules must be configured when replaced as part of a repair procedure. Configurable modules should not be exchanged between vehicles since the settings are unique to each vehicle. Failure to configure a new module may result in improper operation.
The Diagnostic Trouble Code (DTC) indicates that the Vehicle Identification (VID) block is not programmed or is corrupt.

OBDII Code P1639 2011 Ford Fusion - Vehicle ID Block Corrupted Or Not Programmed - AutoCodes.com — P1639 2011 Ford Fusion Code - Vehicle ID Block Corrupted Or Not Programmed

What does this mean?

What are the Possible Causes of the DTC P1639 2011 Ford Fusion?

Reprogram Module ("Flashing")
New Powertrain Control Module (PCM) Needs programming
Incorrect Vehicle Identification (VID) configuration

How to Fix the DTC P1639 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 does this mean?

Code Tech Notes

After a new Powertrain Control Module (PCM) has been installed, the Vehicle Identification (VID) block has to be reprogrammed to the PCM.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1639 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 P1639 2011 Ford Fusion code?

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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 P1639 2011 Ford Fusion Code

1. What does the OBDII code P1639 mean on a 2011 Ford Fusion?

The P1639 code indicates that the Vehicle Identification Number (VIN) stored in the Powertrain Control Module (PCM) is corrupted, missing, or not programmed correctly.

2. What are the symptoms of the P1639 code on a 2011 Ford Fusion?

Common symptoms include the check engine light turning on, potential issues with vehicle registration or emissions testing, and possible communication errors with diagnostic tools.

3. What causes the P1639 code to appear in a 2011 Ford Fusion?

The code can be triggered by a faulty PCM, incorrect VIN programming during repairs or replacements, software corruption, or issues with the PCM's internal memory.

4. Can the P1639 code affect the drivability of my 2011 Ford Fusion?

Typically, the P1639 code does not directly affect drivability, but it may prevent certain system functions, like emissions compliance or diagnostic tool communication.

5. How can I fix the P1639 code on my 2011 Ford Fusion?

The most common fix is reprogramming or re-flashing the VIN into the PCM using specialized diagnostic equipment at a dealership or qualified repair shop.

6. Do I need to replace the PCM to fix the P1639 code?

Replacing the PCM is not always necessary; often, reprogramming the VIN resolves the issue. However, if the PCM is faulty or damaged, replacement may be required.

7. Can I drive my 2011 Ford Fusion with the P1639 code?

Yes, you can drive the vehicle, but itâ€™s recommended to address the issue promptly to avoid potential complications, especially with emissions testing or system updates.

8. How much does it cost to fix the P1639 code on a 2011 Ford Fusion?

Costs can vary, but reprogramming the VIN typically costs $100â€“$250 at a dealership. PCM replacement, if necessary, may cost $500â€“$1,200 depending on parts and labor.

9. What tools are needed to diagnose and fix the P1639 code?

Diagnostic tools capable of reprogramming the PCM, such as a Ford scan tool or compatible OBDII programmer, are required to address this issue.

10. Can a dead battery cause the P1639 code on a 2011 Ford Fusion?

A dead or disconnected battery is unlikely to cause this code directly, but power interruptions during PCM programming or updates might corrupt the VIN data.