AutoCodes – Chrysler – U1600 Chrysler

U1600 Chrysler Code - ECU Application Software Mismatch

Quick Answer

The Diagnostic Trouble Code (DTC) will set when the Adaptive Cruise Control (ACC) module was reprogrammed with a corrupted flash file, or the reprogramming of the ACC was interrupted before it was complete. Common causes include Adaptive Cruise Control (ACC) module Not Programmed Properly, Faulty Adaptive Cruise 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: U1600 Chrysler indicates ECU Application Software Mismatch.
Common causes: Common causes include Adaptive Cruise Control (ACC) module Not Programmed Properly, Faulty Adaptive Cruise 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.

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Code Popularity 561

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 Jun 04, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U1600 Chrysler Description

The Diagnostic Trouble Code (DTC) will set when the Adaptive Cruise Control (ACC) module was reprogrammed with a corrupted flash file, or the reprogramming of the ACC was interrupted before it was complete.
The ACC module will disable the ACC system and a message will be displayed in the Electronic Vehicle Information Center (EVIC) indicating that the Adaptive Cruise Control has been disabled. Once the DTC goes to stored, the ACC system will return to normal operation. The DTC will be cleared after a 100 consecutive ignition cycles with no active detection.

OBDII Code U1600 Chrysler - ECU Application Software Mismatch - AutoCodes.com — U1600 Chrysler Code - ECU Application Software Mismatch

What does this mean?

What are the Possible Causes of the DTC U1600 Chrysler?

Adaptive Cruise Control (ACC) module Not Programmed Properly
Faulty Adaptive Cruise Control Module

How to Fix the DTC U1600 Chrysler?

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 U1600 Chrysler 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 U1600 Chrysler code?

Need more information on how to fix the U1600 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1600 Chrysler 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 U1600 Chrysler Code

1. What are the common symptoms of the U1600 Chrysler OBDII code?

The common symptoms of the U1600 code include engine misfires, rough idling, poor acceleration, and possible stalling.

2. What does the U1600 Chrysler code ECU Application Software Mismatch mean?

The U1600 code indicates that there is a mismatch between the Electronic Control Unit (ECU) software and the application it is intended for.

3. What are the possible causes of the U1600 code on a Chrysler vehicle?

Possible causes of the U1600 code include a software update that was not completed properly, a faulty ECU, or issues with the vehicle's wiring or connectors.

4. How can I diagnose the U1600 ECU Application Software Mismatch code?

Diagnosing the U1600 code typically involves using a diagnostic scanner to retrieve the code, checking for any other related codes, and inspecting the ECU and its connections for any visible issues.

5. Can I still drive my vehicle with the U1600 code present?

It is not recommended to drive your vehicle with the U1600 code present, as it can lead to further damage and potentially unsafe driving conditions.

6. How can I repair the U1600 ECU Application Software Mismatch code?

Repairing the U1600 code often involves updating the ECU software to the correct version, ensuring proper connections, and possibly replacing the ECU if it is found to be faulty.

7. Is it possible to reset the U1600 code without fixing the underlying issue?

While you can clear the code with a diagnostic scanner, it is important to address the underlying issue causing the code to prevent it from reoccurring.

8. Can a DIY enthusiast fix the U1600 code on a Chrysler vehicle?

While some basic troubleshooting steps can be taken by a DIY enthusiast, diagnosing and repairing the U1600 code may require advanced diagnostic equipment and technical knowledge.

9. How much does it typically cost to repair the U1600 code on a Chrysler vehicle?

The cost of repairing the U1600 code can vary depending on the underlying issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

10. How can I prevent the U1600 code from occurring in the future?

To prevent the U1600 code from occurring in the future, it is important to ensure that software updates are done correctly, maintain the vehicle's electrical system, and address any issues promptly to avoid further complications.