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P3472 Chrysler Code - Cylinder 9 Exhaust Valve Control Circuit High

Quick Answer

The P3472 Chrysler code indicates a problem with the exhaust valve control circuit in cylinder 9 of the vehicle's engine. Common causes include Faulty exhaust valve control solenoid, Wiring issues or a short circuit in the exhaust valve control circuit, Faulty 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
P3472 Chrysler indicates Cylinder 9 Exhaust Valve Control Circuit High.
Common causes
Common causes include Faulty exhaust valve control solenoid, Wiring issues or a short circuit in the exhaust valve control circuit, Faulty 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
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Code P3472 Chrysler Description

The P3472 Chrysler code indicates a problem with the exhaust valve control circuit in cylinder 9 of the vehicle's engine. The exhaust valve control circuit is responsible for regulating the opening and closing of the exhaust valve, which is crucial for the engine's performance and emissions control. When the circuit is reading as "high," it means that the voltage in the system is above the expected range. This could be caused by a variety of issues, such as a short circuit, open circuit, faulty sensor, or wiring problem.

OBDII Code P3472 Chrysler - Cylinder 9 Exhaust Valve Control Circuit High
P3472 Chrysler Code - Cylinder 9 Exhaust Valve Control Circuit High

Common Causes of P3472 Chrysler

  1. Faulty exhaust valve control solenoid.
  2. Wiring issues or a short circuit in the exhaust valve control circuit.
  3. Faulty engine control module (ECM).
  4. Mechanical issue with the exhaust valve itself.
  5. Poor connections or corrosion in the circuit.

Symptoms of P3472 Chrysler

  1. Check engine light illuminated on the dashboard.
  2. Engine misfires or runs rough.
  3. Reduced engine power.
  4. Poor fuel efficiency.
  5. Increased emissions.

How to Fix P3472 Chrysler

  1. Begin by diagnosing the specific cause of the high voltage in the exhaust valve control circuit using a multimeter and diagnostic scanner.
  2. Inspect the wiring and connections for any damage, corrosion, or loose connections. Repair or replace as necessary.
  3. Test the exhaust valve control solenoid to ensure it is functioning correctly. Replace if faulty.
  4. Check the engine control module (ECM) for any faults or errors. Reset or replace if necessary.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix P3472 Chrysler

The cost of repairing a Cylinder 9 Exhaust Valve Control Circuit High issue can vary depending on the specific 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 rates can vary, so it's best to get a few quotes from local auto repair shops to get an accurate estimate for your vehicle.

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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 P3472 Chrysler Code

1. What are the common symptoms of OBDII code P3472 in a Chrysler vehicle?

- Common symptoms include rough idle, reduced engine performance, misfires, and potentially an illuminated check engine light.

2. What does the OBDII code P3472 indicating a Cylinder 9 Exhaust Valve Control Circuit High mean?

- This code indicates that there is a high voltage condition detected in the exhaust valve control circuit of cylinder 9.

3. What are some possible causes of OBDII code P3472 in a Chrysler vehicle?

- Potential causes include a faulty exhaust valve control solenoid, wiring issues, a failed PCM, or a mechanical problem with the cylinder 9 exhaust valve.

4. How can I diagnose the issue related to OBDII code P3472 in my Chrysler vehicle?

- Diagnosing this code typically involves checking the wiring and connections related to the exhaust valve control circuit, testing the exhaust valve control solenoid, and inspecting the exhaust valve itself.

5. Can driving with OBDII code P3472 cause further damage to the vehicle?

- Continuing to drive with this code may lead to poor engine performance, increased emissions, and potential damage to other engine components over time.

6. What are possible repair options for resolving OBDII code P3472 in a Chrysler vehicle?

- Repair options may include replacing the exhaust valve control solenoid, repairing any damaged wiring or connections, addressing mechanical issues with the exhaust valve, or reprogramming the PCM.

7. Is it safe to continue driving my Chrysler vehicle with OBDII code P3472?

- It is recommended to address the issue promptly to prevent further damage and ensure optimal engine performance. Continuing to drive with this code may lead to more severe issues.

8. How much does it typically cost to repair OBDII code P3472 in a Chrysler vehicle?

- The cost of repairing this code can vary depending on the specific cause of the issue, but it may range from $200 to $600 or more, including parts and labor.

9. Can I reset the check engine light after resolving OBDII code P3472 in my Chrysler vehicle?

- Once the issue causing the code has been addressed and repaired, the check engine light can be reset using an OBDII scanner to clear the stored code.

10. How can I prevent OBDII code P3472 from occurring in my Chrysler vehicle in the future?

- Regular maintenance, such as monitoring engine performance, addressing any engine-related issues promptly, and following the manufacturer's recommended service schedule, can help prevent this code from occurring.

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