[SOLVED] Dodge P3457 Code: Fast Fix For Mds Solenoid Circuit

The OBD code P3457 for Dodge indicates a problem with the Multiple Displacement System (MDS) Solenoid.

Symptoms include the Engine Light being ON.

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

This issue is serious as it can affect engine performance.

To fix it, check the wiring harness 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 p3457 OBD Code

The Dodge fault code P3457 indicates an issue with the cylinder deactivation system on the engine.

Symptoms: Engine Light ON.
Rough idle may be felt.
Reduced engine performance.
Possible noise from the engine.

Causes of the Dodge p3457 OBD Code

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P3457 in Dodge vehicles is typically triggered by issues related to the Variable Valve Timing system.

P3457 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 p3457 Step By Step

Address the issue by inspecting the engine oil pressure switch and related components for faults.

To fix P3457 OBDII code for a Dodge, start by reviewing the possible causes and visually examining the wiring harness and connectors.
Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
Next, verify the operation of the engine oil pressure switch and its wiring.
Test the oil pressure switch for proper function and replace if necessary.
Clear the fault codes from the vehicle’s computer using a scan tool.
Finally, test drive the vehicle to ensure the code does not return, indicating a successful repair.

Cost Of Fixing Dodge p3457 Fault Code

The repair for Dodge fault code P3457 typically involves replacing the engine oil pressure switch.

The cost to diagnose and fix the Dodge OBD code P3457 is typically based on an estimated repair time of 1. 0 hour, with labor rates ranging from $75 to $150 per hour.

The total cost will depend on shop rates, the complexity of the issue, and any additional parts or services needed.

Details of the Dodge p3457 OBD Code

Dodge fault code P3457 relates to cylinder deactivation system performance on Bank 1.

Dodge OBD code P3457 means Cylinder 8 Deactivation/Intake Valve Control Performance.

This code is triggered when the Engine Control Module (ECM) detects that the performance of the cylinder 8 deactivation/intake valve control system is not within the expected range.

This system is responsible for controlling the activation and deactivation of cylinders to improve fuel efficiency and engine performance.

When the ECM detects a fault in this system, it triggers the P3457 trouble code.

Mechanic’s Tech Notes

P3457 is a fault code related to the exhaust valve control solenoid in Dodge vehicles.

To diagnose and fix OBDII code P3457 in a Dodge, start by checking the wiring harness and connectors related to the Variable Valve Timing (VVT) system.

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

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

Additionally, scan the Transmission Control Module (TCM) using a scan tool to ensure it communicates over the Controller Area Network (CAN) network.

If necessary, consider reprogramming or reflashing the TCM.

By following these steps, you can pinpoint the issue causing the P3457 fault code and proceed with the appropriate repairs.

FAQ

1. What are the common symptoms associated with OBD code P3457 in a Dodge vehicle?

Common symptoms of OBD code P3457 in a Dodge vehicle include Engine Light ON, caused by issues like low oil pressure or faulty MDS Solenoid. Fix involves inspecting wiring and connectors.

2. What is the typical cause of OBD code P3457 in a Dodge vehicle?

Typical cause of OBD code P3457 in a Dodge: Low oil pressure, restricted oil passage, faulty MDS solenoid, or wiring issues. Inspect components and wiring for damage.

3. How can I diagnose and fix OBD code P3457 in my Dodge vehicle?

Diagnose P3457 in Dodge: Check oil pressure, MDS solenoid, wiring. Inspect for damage, corrosion. Repair as needed. Clear code, test drive.

Wrap Up

If your Dodge is displaying OBD code P3457, you may experience poor fuel economy, rough engine idle, or stalling.

This code typically indicates a problem with the Engine Oil Control Valve (OCV) system, which can be caused by a faulty OCV sensor, clogged oil passages, or low engine oil level.

To address Dodge OBD code P3457, check the OCV sensor for proper operation, inspect the wiring harness for any damage or loose connections, and ensure the engine oil level is correct.

Clean or replace the OCV sensor as needed and clear the code to