Can I drive with a P2459 code?
Driving on consistently short trips may cause this code to set as the engine needs to cruise down the highway for long periods to effectively run regeneration. A vehicle with this code should be taken in to a repair shop for diagnosis.
How do I fix code P2459?
How To Correct P2459 Diesel Particulate Filter Regeneration Frequency
- Make sure to mend the faulty DPF pressure sensor.
- It is essential to fill the diesel exhaust fluid.
- Carefully adjust the faults in the wiring to the DPF injection system.
- Recondition the non-functioning exhaust pressure sensor.
What is diesel particulate filter regeneration frequency?
Active regeneration will be initiated every 300 miles or so depending on how you use your car and will take 5 to 10 minutes to complete.
How much does forced regeneration cost?
between $300-$700
A forced regeneration can be performed by any service shop with the appropriate diagnostic software. The cost for a forced regeneration varies. Generally, it is between $300-$700 depending on the technician’s required diagnostic time and the length of time your DPF regeneration lasts.
Can you regen a truck while driving?
Your truck can undergo the regen process properly while running, and will in fact, usually do so. Your diesel particulate filter, or DPF, undergoes routine passive regen as needed during steady driving. What is this? Active regeneration also occurs and happens best during highway driving speeds.
What happens if you don’t Regen a truck?
Regeneration, or regen, of the DPF filter, is the process that burns the soot accumulation that is inside the DPF filter. If you can no longer start a regen then you will eventually get stuck in a derate which will then lead to an engine shut down.
How far do I need to drive to clean DPF?
To make sure that the regeneration takes place, most manufacturers suggest that every few hundred miles, the car is driven for a period of more than 15 minutes at a consistent speed in excess of 40mph. Doing this should clear the filter.
Is it illegal to remove the DPF?
Removal of a DPF will almost invariably contravene these requirements, making the vehicle illegal for road use.
How long does Duramax Regen last?
First, as a general rule of thumb, a forced DPF regen should last approximately 45 minutes.
Can a regen take 2 hours?
A parked regen is controlled by your truck’s computer system and only requires the correct conditions to be met. The process should last between 45 minutes to an hour and no longer.
Will a truck regen while idling?
That burn-off, which is also called a regen, typically takes around 20 to 30 minutes when done regularly but can take up to 40 minutes if the vehicle has experienced a lot of idling. Pressure drives regens.
Is it illegal to remove DPF?
Can I legally remove my DPF filter?
It is illegal for drivers to use a car with the DPF removed, but it is not illegal for garages to take them out.