AutoCodesDodge – P246C Dodge

P246C Dodge Code - Diesel Particulate Filter Restriction Forced Limited Power

Quick Answer

The Diesel Particulate Filter (DPF) is monitored for conditions where it may be overloaded. Common causes include Faulty Diesel Particulate Filter. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
P246C Dodge indicates Diesel Particulate Filter Restriction Forced Limited Power.
Common causes
Common causes include Faulty Diesel Particulate Filter.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code Popularity 1,652
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 15, 2019
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Code P246C Dodge Description

The Diesel Particulate Filter (DPF) is monitored for conditions where it may be overloaded. The monitor compares the calculated restriction of the DPF to two thresholds. By exceeding the first threshold for a sufficient period of time, a wrench light will be illuminated. By exceeding the second threshold for a sufficient period of time, a wrench light and a MIL will be illuminated and engine output will be limited and EGR is disabled.
OBDII Code P246C Dodge - Diesel Particulate Filter Restriction Forced Limited Power - AutoCodes.com
P246C Dodge Code - Diesel Particulate Filter Restriction Forced Limited Power

What are the Possible Causes of the DTC P246C Dodge?

  • Faulty Diesel Particulate Filter

How to Fix the DTC P246C 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 P246C 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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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 P246C Dodge Code

What does the OBDII code P246C mean on a Dodge vehicle?

The code P246C indicates that the Diesel Particulate Filter (DPF) is experiencing excessive restriction, triggering the vehicle to enter a forced limited power mode to prevent damage.

What are the common symptoms of code P246C?

Symptoms include reduced engine power, poor acceleration, increased fuel consumption, and a check engine light.

What causes the P246C code to appear on a Dodge vehicle?

Common causes include a clogged Diesel Particulate Filter, faulty exhaust pressure sensors, issues with the DPF regeneration process, or excessive soot buildup.

Can driving with code P246C damage my vehicle?

Yes, prolonged driving with this code can lead to further damage to the exhaust system, engine components, and reduced fuel efficiency.

How can I fix the P246C code on my Dodge vehicle?

You may need to clean or replace the Diesel Particulate Filter, inspect the exhaust pressure sensors, and ensure the DPF regeneration system is functioning correctly.

Can I manually force a DPF regeneration to clear the P246C code?

In some cases, a manual or dealer-initiated forced regeneration can clear the code if the DPF isn’t severely clogged.

What tools are needed to diagnose code P246C?

A diagnostic scan tool capable of reading OBDII codes and monitoring live data for the DPF system is essential for proper diagnosis.

How much does it cost to repair code P246C?

Repair costs vary but can range from $300 to $2,000 depending on whether cleaning or replacing the DPF is necessary.

Is it safe to clear the P246C code without fixing the issue?

No, clearing the code without addressing the underlying problem may lead to recurring issues and further damage.

How can I prevent the P246C code from occurring again?

Regular maintenance, using high-quality diesel fuel, and ensuring the DPF regeneration process completes properly can help prevent this code.

Discuss the causes and fixes for P246C Dodge OBDII Code

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