AutoCodes – Ford – P1636 2008 Ford Fusion

P1636 2008 Ford Fusion Code - Inductive Signature Chip Communication Error

Quick Answer

The Powertrain Control Module (PCM) monitors the communications with the Inductive Signature Chip. Common causes include Reprogram Powertrain Control Module (PCM), Damaged key chip, Faulty Powertrain Control Module. 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: P1636 2008 Ford Fusion indicates Inductive Signature Chip Communication Error.
Common causes: Common causes include Reprogram Powertrain Control Module (PCM), Damaged key chip, Faulty Powertrain Control Module.
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 1,734

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 Aug 02, 2020

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 P1636 2008 Ford Fusion Description

The Powertrain Control Module (PCM) monitors the communications with the Inductive Signature Chip. The Diagnostic Trouble Code (DTC) indicates the Powertrain Control Module has lost communication with the Inductive Signature Chip.

OBDII Code P1636 2008 Ford Fusion - Inductive Signature Chip Communication Error - AutoCodes.com — P1636 2008 Ford Fusion Code - Inductive Signature Chip Communication Error

What does this mean?

What are the Possible Causes of the DTC P1636 2008 Ford Fusion?

Reprogram Powertrain Control Module (PCM)
Damaged key chip
Faulty Powertrain Control Module

How to Fix the DTC P1636 2008 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 P1636 2008 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 P1636 2008 Ford Fusion code?

Need more information on how to fix the P1636 2008 Ford Fusion code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1636 2008 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 P1636 2008 Ford Fusion Code

1. What are the common symptoms of OBDII code P1636 in a 2008 Ford Fusion?

- Common symptoms include difficulty starting the vehicle, stalling, poor engine performance, and illuminated check engine light.

2. What does the OBDII code P1636 "Inductive Signature Chip Communication Error" mean for a 2008 Ford Fusion?

- This code indicates a communication error between the inductive signature chip and the PCM (Powertrain Control Module) in the vehicle.

3. What are some possible causes of the P1636 code in a 2008 Ford Fusion?

- Possible causes include a faulty inductive signature chip, damaged wiring or connectors, a defective PCM, or a software calibration issue.

4. How can I diagnose the P1636 code in my 2008 Ford Fusion?

- Diagnosis typically involves inspecting the wiring and connectors for damage, checking the inductive signature chip for proper connection, and using a diagnostic scanner to communicate with the PCM.

5. Can I drive my 2008 Ford Fusion with the P1636 code present?

- It is not recommended to drive the vehicle with this code present, as it can lead to further damage and potential safety issues. It is best to address the underlying issue as soon as possible.

6. Is it possible to repair the P1636 code in a 2008 Ford Fusion myself?

- While some DIY enthusiasts may attempt to address this code themselves, it is recommended to seek professional assistance due to the complexity of the diagnostic and repair process.

7. How much does it typically cost to repair the P1636 code in a 2008 Ford Fusion?

- The cost of repair can vary depending on the specific cause of the issue. It is advisable to consult a mechanic for an accurate diagnosis and cost estimate.

8. Can resetting the OBDII system clear the P1636 code in a 2008 Ford Fusion?

- Resetting the system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear once the problem resurfaces.

9. Will the P1636 code cause my 2008 Ford Fusion to fail an emissions test?

- Yes, the presence of this code can cause the vehicle to fail an emissions test, as it indicates a problem with the communication between critical components in the engine system.

10. How can I prevent the P1636 code from recurring in my 2008 Ford Fusion?

- Regular maintenance, including checking and replacing faulty components, ensuring proper wiring connections, and keeping the PCM updated with the latest software calibrations, can help prevent the recurrence of this code.