AutoCodes – Ford – P1639 2002 Ford F150

P1639 2002 Ford F150 Code - Vehicle ID Block Not Programmed Or Is Corrupt

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 2002 Ford F150 indicates Vehicle ID Block Not Programmed Or Is Corrupt .
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 3,644

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 2002 Ford F150 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 2002 Ford F150 - Vehicle ID Block Not Programmed Or Is Corrupt - AutoCodes.com — P1639 2002 Ford F150 Code - Vehicle ID Block Not Programmed Or Is Corrupt

What does this mean?

What are the Possible Causes of the DTC P1639 2002 Ford F150?

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

How to Fix the DTC P1639 2002 Ford F150?

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.

There is a Factory Service Bulletin for the 2002 Ford F-150:
2002 Ford F-150 Factory Service Bulletin OBDII Code P1639

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1639 2002 Ford F150 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 2002 Ford F150 code?

Need more information on how to fix the P1639 2002 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1639 2002 Ford F150 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 P1639 2002 Ford F150 Code

1. What are the common symptoms of OBDII code P1639 on a 2002 Ford F150?

- Common symptoms include the vehicle not starting, engine stalling, or the check engine light illuminating.

2. What does the OBDII code P1639 on a 2002 Ford F150 mean?

- The code indicates that the vehicle identification (ID) block is either not programmed correctly or is corrupt.

3. What are the possible causes of OBDII code P1639 on a 2002 Ford F150?

- The code may be triggered by issues with the PCM, faulty wiring, a defective vehicle ID block, or a communication error.

4. How can I diagnose the OBDII code P1639 on my 2002 Ford F150?

- Diagnose the code by checking the wiring connections, inspecting the vehicle ID block, scanning for other related codes, and testing the PCM.

5. Is it safe to continue driving with OBDII code P1639 present on a 2002 Ford F150?

- It is not recommended to drive the vehicle with this code present, as it can lead to potential performance issues or further damage.

6. Can I reset the OBDII code P1639 on my 2002 Ford F150 with a simple reset tool?

- While resetting the code may temporarily clear the check engine light, it is crucial to address the underlying issue causing the code to prevent it from reoccurring.

7. How can I repair OBDII code P1639 on a 2002 Ford F150?

- Repair options may include reprogramming the vehicle ID block, fixing wiring issues, replacing the PCM if necessary, or seeking professional assistance.

8. Are there any DIY tips for fixing OBDII code P1639 on a 2002 Ford F150?

- DIY tips may include checking and cleaning the wiring connectors, ensuring proper connections, and following the vehicle's service manual for guidance.

9. Can a faulty vehicle ID block be replaced to resolve OBDII code P1639 on a 2002 Ford F150?

- Yes, if the vehicle ID block is found to be faulty, replacing it with a new, properly programmed one can help resolve the code.

10. How much can I expect to spend on repairing OBDII code P1639 on a 2002 Ford F150?

- Repair costs for this code can vary depending on the exact cause and the necessary repairs, but budgeting for diagnostic fees and potential part replacements is advisable.