AutoCodes – Jeep – P3444 Jeep

P3444 Jeep Code - Cylinder 6 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
P3444 Jeep indicates Cylinder 6 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,407
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code P3444 Jeep 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 P3444 Jeep - Cylinder 6 Deactivation Control Circuit High - AutoCodes.com
P3444 Jeep Code - Cylinder 6 Deactivation Control Circuit High

What are the Possible Causes of the DTC P3444 Jeep?

  • 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 P3444 Jeep?

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 P3444 Jeep 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.

Need more information about the P3444 Jeep code?

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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 P3444 Jeep Code

1. What are the common symptoms of OBDII code P3444 in a Jeep related to Cylinder 6 Deactivation Control Circuit High?

- Common symptoms include rough idling, reduced engine performance, and illuminated check engine light.

2. What are the potential causes of OBDII code P3444 in a Jeep indicating a high Cylinder 6 Deactivation Control Circuit?

- Possible causes may include a faulty Cylinder Deactivation Solenoid, wiring issues, or a problem with the engine control module.

3. How can I diagnose the Cylinder 6 Deactivation Control Circuit High issue in my Jeep triggering code P3444?

- Diagnosis involves using a scan tool to check for the specific code, inspecting the wiring and connectors, and testing the functionality of the Cylinder Deactivation Solenoid.

4. Can driving with OBDII code P3444 in a Jeep be harmful to the vehicle?

- Continuing to drive with this code may lead to reduced fuel efficiency, potential engine misfires, and further damage to the engine components.

5. Is it safe to ignore the OBDII code P3444 related to high Cylinder 6 Deactivation Control Circuit in a Jeep?

- Ignoring the code can result in long-term engine issues and may cause more severe problems over time, so it is not recommended to ignore it.

6. How can I reset the OBDII code P3444 in my Jeep after addressing the Cylinder 6 Deactivation Control Circuit High problem?

- The code can be cleared using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes to reset the engine control module.

7. Are there any tips for repairing OBDII code P3444 in a Jeep caused by a high Cylinder 6 Deactivation Control Circuit?

- Ensure all electrical connections are secure, replace any damaged wiring or components, and consider seeking professional help if needed for a thorough diagnosis and repair.

8. Can a DIY enthusiast fix the Cylinder 6 Deactivation Control Circuit High issue triggering code P3444 in a Jeep?

- Depending on the individual's skill level and access to tools, some DIY repairs like checking and cleaning electrical connections may be possible, but more complex repairs may require professional assistance.

9. What is the typical cost to repair the Cylinder 6 Deactivation Control Circuit High problem associated with OBDII code P3444 in a Jeep?

- The cost of repairs can vary based on the exact cause of the issue, but it may involve replacing the Cylinder Deactivation Solenoid or repairing damaged wiring, typically ranging from $200 to $500 or more.

10. How can regular maintenance help prevent the occurrence of OBDII code P3444 in a Jeep related to Cylinder 6 Deactivation Control Circuit High?

- Regularly servicing the vehicle, checking for any signs of wiring damage, and ensuring all components are in good working condition can help prevent issues that may trigger this code.

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