AutoCodes – Chrysler – U1477 Chrysler

U1477 Chrysler Code - Implausible Paddle Shifter Data Received

Quick Answer

The purpose of the diagnostic is to monitor the Controller Area Network (CAN) BUS, the transmitted messages on the CAN BUS and the validity of the CAN signals. Common causes include Check for Steering Control Module (SCM) codes, Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted. 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: U1477 Chrysler indicates Implausible Paddle Shifter Data Received.
Common causes: Common causes include Check for Steering Control Module (SCM) codes, Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted.
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 2,604

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 May 27, 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 U1477 Chrysler Description

The purpose of the diagnostic is to monitor the Controller Area Network (CAN) BUS, the transmitted messages on the CAN BUS and the validity of the CAN signals. The Diagnostic Trouble Code (DTC) sets when the Transmission Control Module (TCM) detects an incorrect signal ID from the Steering Control Module (SCM).

OBDII Code U1477 Chrysler - Implausible Paddle Shifter Data Received - AutoCodes.com — U1477 Chrysler Code - Implausible Paddle Shifter Data Received

What does this mean?

What are the Possible Causes of the DTC U1477 Chrysler?

Check for Steering Control Module (SCM) codes
Faulty Transmission Control Module (TCM)
Transmission Control Module harness is open or shorted
Transmission Control Module circuit poor electrical connection

How to Fix the DTC U1477 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 U1477 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 U1477 Chrysler code?

Need more information on how to fix the U1477 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1477 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 U1477 Chrysler Code

1. What are the common symptoms of OBDII code U1477 in a Chrysler related to Implausible Paddle Shifter Data Received?

- Common symptoms include issues with the paddle shifters not responding correctly, warning lights on the dashboard, and problems shifting gears.

2. What are some possible causes of the U1477 code in a Chrysler?

- Potential causes include faulty paddle shifter switches, wiring issues, software glitches, or a malfunction in the transmission control module.

3. How can I diagnose the U1477 code in my Chrysler?

- Diagnosing the U1477 code typically involves using an OBDII scanner to retrieve the code, checking the paddle shifter components and wiring for any visible damage, and conducting a thorough inspection of the transmission control module.

4. Can I continue to drive my Chrysler with the U1477 code present?

- It is not recommended to drive your vehicle with the U1477 code active, as it can lead to potential safety hazards and further damage to the transmission system.

5. What are some repair tips for fixing the U1477 code in a Chrysler?

- Repair tips may include checking and repairing any damaged wiring, replacing faulty paddle shifter switches, updating the transmission control module software, or seeking assistance from a qualified mechanic.

6. Will resetting the OBDII code U1477 in my Chrysler make the issue go away?

- Resetting the code may temporarily clear the warning lights, but if the underlying issue causing the U1477 code is not addressed, the problem is likely to reoccur.

7. How much does it typically cost to repair the U1477 code in a Chrysler?

- Repair costs for the U1477 code can vary depending on the exact cause of the issue and labor rates in your area. It is advisable to get a diagnostic inspection to determine the specific repair needed.

8. Can a DIY enthusiast fix the U1477 code issue in a Chrysler?

- While some basic troubleshooting and repairs can be done by DIY enthusiasts, diagnosing and fixing complex transmission-related issues like the U1477 code may require specialized tools and expertise best handled by a professional mechanic.

9. Is the U1477 code specific to Chrysler vehicles only?

- The U1477 code related to Implausible Paddle Shifter Data Received is specific to Chrysler vehicles and may not be applicable to other car brands.

10. How can I prevent the U1477 code from occurring in my Chrysler in the future?

- Regular maintenance, such as checking and maintaining the paddle shifter components, inspecting wiring for damage, and keeping the transmission control module up-to-date, can help prevent the U1477 code from occurring in the future.