AutoCodes – Ford – P1640 2000 Ford F150

P1640 2000 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 2000 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.

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Code Popularity 2,830

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Sep 04, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1640 2000 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 2000 Ford F150 - Powertrain DTCs Available in Another Module - AutoCodes.com — P1640 2000 Ford F150 Code - Powertrain DTCs Available in Another Module

What does this mean?

What are the Possible Causes of the DTC P1640 2000 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 2000 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 2000 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.

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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 P1640 2000 Ford F150 Code

1. What does the OBDII code P1640 in a 2000 Ford F150 indicate?

The code P1640 in a 2000 Ford F150 signals that there are Powertrain Diagnostic Trouble Codes (DTCs) available in another module.

2. What are the common symptoms of OBDII code P1640 in a 2000 Ford F150?

Common symptoms of code P1640 in a 2000 Ford F150 may include illuminated check engine light, poor engine performance, and potential drivability issues.

3. What are the possible causes of OBDII code P1640 in a 2000 Ford F150?

Possible causes of code P1640 in a 2000 Ford F150 include communication failures between control modules, faulty wiring or connectors, or issues with the powertrain control module.

4. How can I diagnose OBDII code P1640 in a 2000 Ford F150?

Diagnosing code P1640 involves using a diagnostic scanner to retrieve the codes stored in other modules, checking for any related codes, inspecting wiring and connectors, and performing pinpoint tests as needed.

5. Can I continue driving my 2000 Ford F150 with OBDII code P1640?

It is generally not recommended to continue driving your 2000 Ford F150 with code P1640, as unresolved issues can potentially lead to further damage or safety concerns. It is advisable to address the problem promptly.

6. How can I repair OBDII code P1640 in my 2000 Ford F150?

Repairing code P1640 may involve addressing any communication issues between control modules, repairing or replacing faulty wiring or connectors, or reprogramming the powertrain control module as necessary.

7. Are there any DIY tips for fixing OBDII code P1640 in a 2000 Ford F150?

While some basic troubleshooting steps can be taken, diagnosing and repairing code P1640 often requires specialized tools and expertise. It may be best to consult a professional mechanic for proper diagnosis and repair.

8. How much does it cost to fix OBDII code P1640 in a 2000 Ford F150?

The cost of fixing code P1640 in a 2000 Ford F150 can vary depending on the underlying cause of the issue, labor rates in your area, and the cost of any necessary parts or repairs. It is recommended to obtain a few quotes from different mechanics.

9. Will resetting the trouble codes clear OBDII code P1640 in a 2000 Ford F150?

Resetting the trouble codes may temporarily clear the check engine light associated with code P1640, but the underlying issue causing the code will still need to be diagnosed and repaired to prevent the code from reappearing.

10. Can OBDII code P1640 in a 2000 Ford F150 cause damage if left unaddressed?

While the immediate effects of code P1640 may not be severe, leaving the underlying issue unresolved can potentially lead to other problems with the vehicle's performance or safety systems. It is best to address the code promptly.