AutoCodes – Chrysler – P3404 Chrysler

P3404 Chrysler Code - Cylinder 1 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: P3404 Chrysler indicates Cylinder 1 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.

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Code Popularity 1,594

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 05, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code P3404 Chrysler Description

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. By actuating the solenoid, oil pressure is raised to the pair of lifter that coincide with each particular solenoid. The oil pressure pushes in the locking pins that allows the lifter to collapse, decoupling the valves and camshafts.

OBDII Code P3404 Chrysler - Cylinder 1 Deactivation Control Circuit High - AutoCodes.com — P3404 Chrysler Code - Cylinder 1 Deactivation Control Circuit High

What does this mean?

What are the Possible Causes of the DTC P3404 Chrysler?

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 P3404 Chrysler?

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.

What does this mean?

Code Tech Notes

Although in some cases changing the engine oil may fix the problem, usually the Multi Displacement System Solenoid may need to replaced.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P3404 Chrysler 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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Need Help with the Code?

Get the P3404 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 P3404 Chrysler Code

1. What are the common symptoms of OBDII code P3404 in a Chrysler vehicle?

- Common symptoms include engine misfires, rough idling, decreased fuel efficiency, and the Check Engine light illuminating.

2. What does the OBDII code P3404 Chrysler indicate?

- The code P3404 indicates an issue with the Cylinder 1 Deactivation Control Circuit being detected as high by the vehicle's onboard diagnostics system.

3. What are some possible causes of the Cylinder 1 Deactivation Control Circuit High code?

- Possible causes include a faulty cylinder deactivation solenoid, wiring issues in the control circuit, a malfunctioning PCM, or oil pressure problems.

4. How can I diagnose the cause of the P3404 code in my Chrysler vehicle?

- To diagnose the issue, you can use a scan tool to check for any other related trouble codes, visually inspect the wiring and connectors, test the cylinder deactivation solenoid, and check the oil pressure.

5. Can driving with the P3404 code present cause further damage to my Chrysler vehicle?

- Continuing to drive with the P3404 code present can potentially lead to reduced engine performance, increased fuel consumption, and further damage to the engine if left unresolved.

6. Is it safe to continue driving my Chrysler vehicle with the Cylinder 1 Deactivation Control Circuit High code?

- It is not recommended to drive the vehicle with the P3404 code present, as it can affect the engine's performance and fuel efficiency. It's best to address the issue promptly.

7. How can I repair the Cylinder 1 Deactivation Control Circuit High code in my Chrysler?

- The repair process may involve replacing the faulty cylinder deactivation solenoid, repairing any damaged wiring or connectors, resetting the PCM, and ensuring proper oil pressure.

8. Can I reset the Check Engine light after fixing the P3404 code in my Chrysler?

- Yes, you can reset the Check Engine light using an OBDII scan tool after addressing and fixing the underlying issue causing the P3404 code.

9. Are there any preventive maintenance tips to avoid the P3404 code in Chrysler vehicles?

- Regularly servicing the engine, checking oil levels, and ensuring proper oil changes can help prevent issues that may trigger the P3404 code in Chrysler vehicles.

10. How much can I expect to pay for repairs related to the Cylinder 1 Deactivation Control Circuit High code in a Chrysler vehicle?

- The cost of repairs for the P3404 code can vary based on the specific issue, labor rates, and parts needed, but it's advisable to consult a professional mechanic for an accurate estimate.