Engine-CodesDodge – P3473 Dodge

P3473 Dodge Code - Cylinder 10 Deactivation/Intake Valve Control Circuit/Open

Quick Answer

The P3473 diagnostic trouble code (DTC) for Dodge vehicles specifically points to an issue with the Cylinder 10 Deactivation/Intake Valve Control Circuit being open. Common causes include Faulty intake valve control solenoid, Wiring issues or a damaged connector in the intake valve control circuit, Failed intake valve 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
P3473 Dodge indicates Cylinder 10 Deactivation/Intake Valve Control Circuit/Open.
Common causes
Common causes include Faulty intake valve control solenoid, Wiring issues or a damaged connector in the intake valve control circuit, Failed intake valve 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.
Table of contents Created and updated by William Orellana on Sep 09, 2024
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Code P3473 Dodge Description

The P3473 diagnostic trouble code (DTC) for Dodge vehicles specifically points to an issue with the Cylinder 10 Deactivation/Intake Valve Control Circuit being open. In modern engines, cylinder deactivation technology is utilized to improve fuel efficiency by deactivating specific cylinders under light load conditions. This technology helps reduce fuel consumption and emissions by allowing the engine to operate more efficiently.

OBDII Code P3473 Dodge - Cylinder 10 Deactivation/Intake Valve Control Circuit/Open
P3473 Dodge Code - Cylinder 10 Deactivation/Intake Valve Control Circuit/Open

Common Causes of P3473 Dodge

  1. Faulty intake valve control solenoid
  2. Wiring issues or a damaged connector in the intake valve control circuit
  3. Failed intake valve control module
  4. Mechanical issues with the intake valve itself
  5. ECM (Engine Control Module) failure

Symptoms of P3473 Dodge

  1. Reduced engine performance
  2. Engine misfires
  3. Decreased fuel efficiency
  4. Illumination of the check engine light
  5. Rough idling or stalling

How to Fix P3473 Dodge

  1. Begin by diagnosing the specific cause of the issue using a scan tool to pinpoint the exact location of the fault.
  2. Inspect the wiring and connectors in the intake valve control circuit for any damage or loose connections. Repair or replace as necessary.
  3. Test the intake valve control solenoid and module for proper operation. Replace any faulty components.
  4. If the intake valve itself is found to be the issue, it may need to be inspected and repaired or replaced.
  5. Clear the diagnostic trouble codes and test drive the vehicle to ensure that the issue has been resolved.

Cost to Fix P3473 Dodge

The cost of repairing a Cylinder 10 Deactivation/Intake Valve Control Circuit/Open issue can vary depending on the specific cause of the problem and the cost of parts and labor. On average, the repair for this type of issue can range from $200 to $500. However, it is important to note that labor rates and parts costs can vary widely depending on the location of the repair shop, the make and model of the vehicle, and the extent of the repairs needed. It is advisable to consult with a trusted auto repair shop to obtain a more accurate estimate for your specific 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 P3473 Dodge Code

What does the OBDII code P3473 mean for a Dodge vehicle?

P3473 indicates an issue with the Cylinder 10 Deactivation/Intake Valve Control Circuit, typically caused by an open circuit or malfunction in the system responsible for cylinder deactivation.

What are the common symptoms of code P3473 in a Dodge?

Common symptoms include reduced engine performance, rough idling, misfires, increased fuel consumption, and the check engine light turning on.

What causes the P3473 code to appear in a Dodge?

Causes may include a faulty intake valve solenoid, damaged wiring or connectors, low engine oil pressure, or issues with the powertrain control module (PCM).

Can driving with the P3473 code damage my Dodge’s engine?

Continued driving with this code may lead to increased wear on the engine and reduced fuel efficiency, but immediate engine failure is unlikely. Prompt repairs are recommended.

How is the P3473 code diagnosed in a Dodge vehicle?

Technicians typically use an OBDII scanner to confirm the code, inspect wiring and connectors for damage, and test the intake valve solenoid and oil pressure levels.

How can I fix the P3473 code on my Dodge?

Repairs may involve replacing the intake valve solenoid, repairing damaged wiring or connectors, checking and correcting oil pressure levels, or reprogramming the PCM.

Can low oil pressure cause the P3473 code in a Dodge?

Yes, low oil pressure can affect the operation of the cylinder deactivation system and trigger this code.

How much does it cost to repair the P3473 code on a Dodge?

Repair costs vary based on the extent of the issue but can range from $100 for simple wiring fixes to $500 or more for solenoid or PCM replacement.

What tools are needed to troubleshoot the P3473 code on a Dodge?

Common tools include an OBDII scanner, multimeter for testing electrical circuits, and mechanical tools to inspect and replace solenoids or wiring.

Is the P3473 code specific to Dodge vehicles?

No, while the code may appear in Dodge vehicles, it can also occur in other makes and models equipped with cylinder deactivation systems.

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