AutoCodes – Ford – P1640 2002 Ford F150

P1640 2002 Ford F150 Code - Powertrain DTCs Available in Another Module

Quick Answer

Vehicles using a secondary Engine Control Module can request that the Powertrain Control Module (PCM) illuminate the Malfunction Indicator Lamp (MIL) when a failure occurs which affects emissions. Common causes include Diagnostic Trouble Code (DTC) stored in a secondary module, which requested the MIL to be turned on. 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: P1640 2002 Ford F150 indicates Powertrain DTCs Available in Another Module.
Common causes: Common causes include Diagnostic Trouble Code (DTC) stored in a secondary module, which requested the MIL to be turned on.
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 2,274

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 04, 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 P1640 2002 Ford F150 Description

Vehicles using a secondary Engine Control Module can request that the Powertrain Control Module (PCM) illuminate the Malfunction Indicator Lamp (MIL) when a failure occurs which affects emissions.

OBDII Code P1640 2002 Ford F150 - Powertrain DTCs Available in Another Module - AutoCodes.com — P1640 2002 Ford F150 Code - Powertrain DTCs Available in Another Module

What does this mean?

What are the Possible Causes of the DTC P1640 2002 Ford F150?

Diagnostic Trouble Code (DTC) stored in a secondary module, which requested the MIL to be turned on.

How to Fix the DTC P1640 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1640 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 P1640 2002 Ford F150 code?

Need more information on how to fix the P1640 2002 Ford F150 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1640 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 P1640 2002 Ford F150 Code

1. What does OBDII code P1640 in a 2002 Ford F150 indicate?

- OBDII code P1640 in a 2002 Ford F150 indicates "Powertrain DTCs Available in Another Module."

2. What are the common symptoms of OBDII code P1640 in a 2002 Ford F150?

- Common symptoms of code P1640 may include the check engine light being illuminated and potential issues with the vehicle's performance.

3. What are the possible causes of OBDII code P1640 in a 2002 Ford F150?

- Possible causes of code P1640 include communication issues between different modules in the vehicle's computer system or a fault in the powertrain control module (PCM).

4. How do you diagnose OBDII code P1640 in a 2002 Ford F150?

- Diagnosing code P1640 involves using a scan tool to retrieve the trouble codes stored in the vehicle's computer system and performing further testing to pinpoint the root cause.

5. Can OBDII code P1640 in a 2002 Ford F150 be cleared/reset?

- Yes, code P1640 can be cleared/reset using a scan tool after the underlying issue has been addressed and repaired.

6. Are there any specific repair tips for addressing OBDII code P1640 in a 2002 Ford F150?

- Repair tips for code P1640 may include checking for loose connections, ensuring proper communication between modules, and verifying the integrity of the PCM.

7. Is it safe to continue driving a 2002 Ford F150 with OBDII code P1640?

- It is generally not recommended to drive the vehicle with an active trouble code like P1640, as it can indicate potential issues that may affect the vehicle's performance and safety.

8. How serious is OBDII code P1640 in a 2002 Ford F150?

- Code P1640 should be addressed promptly to prevent any potential drivability issues or further damage to the vehicle's systems.

9. Can a DIY enthusiast easily fix OBDII code P1640 in a 2002 Ford F150?

- Fixing code P1640 may require diagnostic skills and knowledge of automotive systems, so it is recommended to consult a professional mechanic for proper diagnosis and repair.

10. How much does it typically cost to repair OBDII code P1640 in a 2002 Ford F150?

- The cost of repairing code P1640 can vary depending on the root cause of the issue, but it may involve expenses for parts and labor estimated by a qualified mechanic.