[SOLVED] Dodge P3403 Code: Fast Fix For Cylinder Deactivation Issue

The OBD code P3403 for Dodge indicates a malfunction in the Multiple Displacement System (MDS) Solenoid circuit.

Symptoms include the Engine Light being ON.

Causes can be low oil pressure, restricted oil passage, or a faulty MDS Solenoid.

This issue should be addressed promptly to prevent further damage.

A possible fix involves inspecting wiring harnesses and connectors for any damage or poor connections.

Repair Importance Level	10.0 (Out of 10)
Estimated Repair Time	Approximately 1.0 hour
Repair Difficulty Level	10.0 (Out of 10)

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Symptoms of the Dodge p3403 OBD Code

The engine may exhibit rough idling or poor performance with Dodge fault code P3403.

Symptoms: Engine Light ON.
Rough idle may be experienced.
Loss of power during acceleration.
Engine may run rough or stall.

Causes of the Dodge p3403 OBD Code

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P3403 in Dodge indicates a potential issue with the Cylinder Deactivation System Bank 1.

P3403 can be caused by 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.

Fixing Dodge Error Code p3403 Step By Step

Address the issue by inspecting the camshaft position sensor and related wiring for faults or damage.

To fix the Dodge OBDII code P3403, first, review the possible causes mentioned above.
Visually examine the corresponding wiring harness and connectors for any damage.
Check the connector pins for signs of being broken, bent, pushed out, or corroded.
If no issues are found with the wiring and connectors, consider replacing the camshaft position sensor.
Clear the fault code from the vehicle’s computer using a scan tool.
Test drive the vehicle to ensure the code does not return.

Cost Of Fixing Dodge p3403 Fault Code

The repair for Dodge fault code P3403 may involve replacing the cylinder deactivation solenoid or related components.

The cost to diagnose and fix the Dodge OBD code P3403 typically ranges from $75 to $150, based on a repair time estimate of 1. 0 hour.

Factors like shop rates and complexity can influence the final cost.

Details of the Dodge p3403 OBD Code

Dodge fault code P3403 relates to an issue with the cylinder deactivation system.

Dodge OBD code P3403 means that a problem has been detected in the Cylinder Deactivation System Bank 1. This code is triggered by the Engine Control Module (ECM) when it detects that the actual state of the cylinder deactivation system does not match the commanded state.

The cylinder deactivation system is designed to improve fuel efficiency by deactivating specific cylinders under light load conditions.

When P3403 is set, it indicates a malfunction in this system on Bank 1 of the engine.

Mechanic’s Tech Notes

Detailed information on Dodge fault code P3403, including symptoms, causes, and repair procedures.

To diagnose OBDII code P3403 in a Dodge, start by checking the wiring harness and connectors related to the camshaft position sensor circuit.

Use a voltmeter to test for proper voltage levels and continuity.

Inspect the connector pins for any damage, corrosion, or poor connections.

Additionally, use a scan tool to monitor the camshaft position sensor data and ensure it is functioning correctly.

If necessary, consider reprogramming the engine control module (ECM) to address any software issues.

FAQ

1. What are the common symptoms associated with OBD code P3403 in a Dodge vehicle?

Common symptoms of OBD code P3403 in a Dodge vehicle include Engine Light ON, caused by issues like low oil pressure, faulty MDS solenoid, or wiring harness problems.

2. What is the typical cause of OBD code P3403 in a Dodge vehicle?

OBD code P3403 in a Dodge is typically caused by issues with the Multiple Displacement System (MDS) Solenoid or its circuit. Check wiring and connectors for damage or corrosion.

3. How can I diagnose and repair OBD code P3403 in my Dodge vehicle?

Diagnose P3403 in Dodge: Check oil pressure, MDS solenoid, wiring. Inspect harness, connectors for damage, corrosion. Repair as needed.

Wrap Up

If your Dodge is displaying OBD code P3403 and experiencing rough idling, stalling, or poor acceleration, it may be caused by a faulty Cylinder Deactivation Solenoid (CDS) in the MDS system.

This code typically indicates an issue with the CDS circuit, wiring, or the solenoid itself.

To address Dodge OBD code P3403, start by inspecting the wiring harness and connectors related to the Cylinder Deactivation Solenoid.

Test the solenoid for proper operation and replace if necessary.

Ensure all connections are secure and free of corrosion or