P3473 Code - Cylinder 10 Deactivation/Intake Valve Control Circuit/Open
Quick Answer
The P3473 diagnostic trouble code (DTC) indicates a problem with the Cylinder 10 Deactivation/Intake Valve Control Circuit being open. Common causes include Faulty intake valve control solenoid, Wiring or electrical issues in the intake valve control circuit, Defective PCM (Powertrain 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 indicates Cylinder 10 Deactivation/Intake Valve Control Circuit/Open.
- Common causes
- Common causes include Faulty intake valve control solenoid, Wiring or electrical issues in the intake valve control circuit, Defective PCM (Powertrain 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 P3473 Description
The P3473 diagnostic trouble code (DTC) indicates a problem with the Cylinder 10 Deactivation/Intake Valve Control Circuit being open. In modern engines, cylinder deactivation technology is used to improve fuel efficiency by disabling certain cylinders during light load conditions. This code specifically relates to Cylinder 10, which means that the intake valve control circuit for that cylinder is not functioning as intended.
Common Causes of P3473
- Faulty intake valve control solenoid
- Wiring or electrical issues in the intake valve control circuit
- Defective PCM (Powertrain Control Module)
- Mechanical failure in the intake valve for Cylinder 10
- Carbon buildup on the intake valve
Symptoms of P3473
- Reduced power output
- Decreased fuel efficiency
- Engine misfires
- Rough idle
- Hesitation during acceleration
How to Fix P3473
- Diagnose the issue using a scan tool to confirm the code and pinpoint the exact cause.
- Inspect the intake valve control solenoid and associated wiring for any damage or corrosion.
- Test the intake valve operation for Cylinder 10 to determine if it is functioning properly.
- Replace the faulty intake valve control solenoid or repair any wiring issues as needed.
- Clear the code from the PCM and perform a test drive to ensure the issue has been resolved.
Cost to Fix P3473
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 labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor. However, keep in mind that prices may be higher at dealerships or in metropolitan areas, while independent shops may offer more affordable rates. It's best to get a few quotes from local auto repair shops to determine the exact cost for your vehicle.
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Code P3473 Information for Specific Makes
- P3473 Chrysler — Cylinder 10 Deactivation/Intake Valve Control Circuit/Open
- P3473 Dodge — Cylinder 10 Deactivation/Intake Valve Control Circuit/Open
- P3473 Jeep — Cylinder 10 Deactivation/Intake Valve Control Circuit/Open
Frequently Asked Questions about P3473 Code
1. What are the common symptoms of OBDII code P3473 (Cylinder 10 Deactivation/Intake Valve Control Circuit/Open)?
- Common symptoms include rough idling, reduced engine performance, misfires, and illuminated check engine light.
2. What are the possible causes of OBDII code P3473?
- The code can be triggered by issues such as a faulty intake valve control solenoid, a malfunctioning deactivation solenoid, wiring problems, or a failed PCM.
3. How can I diagnose the cause of OBDII code P3473?
- Diagnosing the issue involves checking the intake valve control solenoid, deactivation solenoid, and related wiring for proper functioning, as well as performing a thorough inspection of the intake system.
4. Can driving with OBDII code P3473 present cause further damage to my vehicle?
- Continuing to drive with the code present can lead to reduced fuel efficiency, increased emissions, and potential damage to the engine components over time.
5. Is it safe to continue driving my vehicle with OBDII code P3473 without immediate repair?
- It is generally not recommended to drive the vehicle with this code present, as it can affect the engine's performance and lead to more serious issues if left unresolved.
6. How can I repair OBDII code P3473?
- Repairing the code typically involves replacing the faulty intake valve control solenoid, deactivation solenoid, or repairing any damaged wiring in the circuit.
7. Can a DIY enthusiast fix OBDII code P3473 at home?
- While some basic diagnosis and repairs may be possible for DIY enthusiasts, diagnosing and repairing this code may require specialized tools and expertise, so professional assistance is often recommended.
8. Are there any maintenance tips to prevent OBDII code P3473 from reoccurring?
- Regularly maintaining your vehicle, including following the manufacturer's recommended service intervals, can help prevent issues like OBDII code P3473 from reoccurring.
9. How long does it typically take to repair OBDII code P3473 at a mechanic?
- The repair time can vary depending on the exact cause of the code and the availability of parts, but in general, it may take a few hours to a full day for a mechanic to diagnose and fix the issue.
10. Can resetting the OBDII system clear the P3473 code permanently?
- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing P3473 is not fixed, the code is likely to reappear after driving the vehicle for some time.
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