Engine-Codes.com
Engine-Codes – Chrysler – P3477 Chrysler

P3477 Chrysler Code - Cylinder 10 Exhaust Valve Control Circuit/Open

Quick Answer

The P3477 code for Chrysler vehicles indicates a problem with the Cylinder 10 Exhaust Valve Control Circuit being open. Common causes include Faulty exhaust valve control solenoid, Wiring issues in the exhaust valve control circuit, Malfunctioning engine control module (ECM). 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
P3477 Chrysler indicates Cylinder 10 Exhaust Valve Control Circuit/Open.
Common causes
Common causes include Faulty exhaust valve control solenoid, Wiring issues in the exhaust valve control circuit, Malfunctioning engine control module (ECM).
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 09, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P3477 Chrysler Description

The P3477 code for Chrysler vehicles indicates a problem with the Cylinder 10 Exhaust Valve Control Circuit being open. This means that there is an issue with the electrical circuit that controls the exhaust valve in the tenth cylinder of the engine. The exhaust valve is responsible for allowing exhaust gases to exit the cylinder after combustion, and if the control circuit is open, it can lead to improper valve operation, affecting engine performance.

OBDII Code P3477 Chrysler - Cylinder 10 Exhaust Valve Control Circuit/Open
P3477 Chrysler Code - Cylinder 10 Exhaust Valve Control Circuit/Open

Common Causes of P3477 Chrysler

  1. Faulty exhaust valve control solenoid
  2. Wiring issues in the exhaust valve control circuit
  3. Malfunctioning engine control module (ECM)
  4. Poor electrical connection
  5. Mechanical issue with the exhaust valve itself

Symptoms of P3477 Chrysler

  1. Engine misfires
  2. Reduced power and acceleration
  3. Rough idling or stalling
  4. Poor fuel efficiency

How to Fix P3477 Chrysler

  1. Diagnose the issue using a scan tool to confirm the P3477 code and pinpoint the exact cause of the problem.
  2. Inspect the wiring in the exhaust valve control circuit for any damage or loose connections. Repair or replace as needed.
  3. Test the exhaust valve control solenoid for proper operation. Replace if faulty.
  4. Check the engine control module (ECM) for any malfunctions and reprogram or replace if necessary.
  5. Clear the code and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P3477 Chrysler

The cost of repairing a Cylinder 10 Exhaust Valve Control Circuit/Open issue can vary depending on the exact cause of the problem and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor. Keep in mind that diagnostic time and labor rates can fluctuate, so it's best to check with local auto repair shops for a more accurate estimate.

Need more information about the P3477 Chrysler code?

Need more information on how to fix the P3477 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P3477 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 P3477 Chrysler Code

1. What are common symptoms of OBDII code P3477 in a Chrysler related to Cylinder 10 Exhaust Valve Control Circuit/Open?

Symptoms may include engine misfires, decreased engine performance, rough idling, and illuminated Check Engine light.

2. What can cause the OBDII code P3477 in a Chrysler to trigger?

Possible causes include a faulty exhaust valve control solenoid, damaged wiring or connectors in the circuit, a malfunctioning PCM, or a problem with the exhaust valve itself.

3. How can I diagnose the issue causing the OBDII code P3477 in my Chrysler?

Diagnosis typically involves using a scan tool to retrieve the code, checking the exhaust valve control solenoid and its circuit for proper operation, inspecting wiring and connectors for damage, and testing the exhaust valve.

4. Can I still drive my Chrysler with the OBDII code P3477 present?

It is not recommended to drive your vehicle with this code present, as it can lead to further engine damage and decreased performance. It is best to address the issue promptly.

5. What are some repair tips for fixing OBDII code P3477 in a Chrysler?

Repair tips may include replacing the exhaust valve control solenoid, repairing or replacing damaged wiring or connectors, ensuring proper operation of the exhaust valve, and resetting the fault code with a scan tool after repairs.

6. Is it safe to ignore the OBDII code P3477 in my Chrysler?

Ignoring this code can lead to potential engine damage and worsened performance over time. It is advisable to address the underlying issue causing the code as soon as possible.

7. Can a DIY enthusiast fix the OBDII code P3477 in a Chrysler?

Depending on your mechanical skills and access to tools, it may be possible to diagnose and repair the issue causing this code. However, if you are unsure or inexperienced, seeking professional help is recommended.

8. How much does it typically cost to repair OBDII code P3477 in a Chrysler?

The cost of repair can vary depending on the specific cause of the code, parts needed, and labor costs. It is advisable to obtain quotes from reputable mechanics or repair shops.

9. Will resetting the Check Engine light resolve the OBDII code P3477 in my Chrysler?

Simply resetting the light without addressing the underlying issue will not fix the problem causing the code. It is essential to diagnose and repair the root cause to prevent the code from reoccurring.

10. Can extreme weather conditions affect the triggering of OBDII code P3477 in a Chrysler?

Extreme temperatures or harsh driving conditions may exacerbate issues related to the exhaust valve control circuit, potentially leading to the triggering of this code. Regular maintenance and inspections can help prevent such occurrences.

Discuss the causes and fixes for P3477 Chrysler OBDII Code

Submit a New Comment

Code P3477 Chrysler comments

No comments found for this page.