P3428 Dodge Code - Cylinder 4 Deactivation Control Circuit High
Quick Answer
When all the criteria has been met,power is supplied to each Multi-Displacement System (MDS) Solenoid when engine is making a transition from 8 cylinder mode to 4 cylinder mode. Common causes include Low oil pressure, Restricted oil passage, Engine mechanical condition. 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
- P3428 Dodge indicates Cylinder 4 Deactivation Control Circuit High.
- Common causes
- Common causes include Low oil pressure, Restricted oil passage, Engine mechanical condition.
- 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.
Code P3428 Dodge Description
What are the Possible Causes of the DTC P3428 Dodge?
- Low oil pressure
- Restricted oil passage
- Engine mechanical condition
- Faulty Multiple Displacement System (MDS) Solenoid
- Multiple Displacement System (MDS) Solenoid harness is open or shorted
- Multiple Displacement System (MDS) Solenoid circuit poor electrical connection
How to Fix the DTC P3428 Dodge?
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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P3428 Dodge 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.
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Frequently Asked Questions about P3428 Dodge Code
1. What does the OBDII code P3428 mean on a Dodge vehicle?
P3428 indicates an issue with the Cylinder 4 Deactivation Control Circuit, specifically that the circuit's voltage is higher than expected.
2. What are the common symptoms of the P3428 code in a Dodge?
Symptoms may include reduced engine performance, poor fuel economy, an illuminated check engine light, and possible engine misfires.
3. What causes the P3428 code to be triggered on a Dodge?
Common causes include a faulty cylinder deactivation solenoid, damaged wiring or connectors in the circuit, low oil pressure, or a malfunctioning powertrain control module (PCM).
4. Can low oil pressure cause the P3428 code on a Dodge?
Yes, low oil pressure can prevent proper operation of the cylinder deactivation system and trigger the P3428 code.
5. How can I diagnose the P3428 code in my Dodge?
Start by using an OBDII scanner to confirm the code, then inspect the wiring and connectors for cylinder 4’s deactivation solenoid. Check the solenoid itself and test for proper oil pressure.
6. Is it safe to drive with the P3428 code on a Dodge?
Driving with the P3428 code is not recommended, as it can lead to reduced performance, increased emissions, and potential engine damage if the issue is not addressed.
7. How do you fix the P3428 code on a Dodge?
Repairs may involve replacing the cylinder 4 deactivation solenoid, repairing or replacing damaged wiring, addressing low oil pressure, or reprogramming the PCM if necessary.
8. Can a dirty or clogged oil passage cause the P3428 code?
Yes, a clogged oil passage can restrict oil flow to the cylinder deactivation system, potentially causing the P3428 code.
9. How much does it typically cost to fix the P3428 code on a Dodge?
Repair costs can vary, but replacing a cylinder deactivation solenoid typically ranges from $150 to $400, depending on parts and labor.
10. Will clearing the P3428 code with a scanner fix the problem?
Clearing the code may turn off the check engine light temporarily, but the underlying issue must be resolved to prevent the code from returning.
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