- #DODGE 3500 SERVICE DEF SYSTEM DRIVERS#
- #DODGE 3500 SERVICE DEF SYSTEM MANUAL#
- #DODGE 3500 SERVICE DEF SYSTEM SOFTWARE#
#DODGE 3500 SERVICE DEF SYSTEM DRIVERS#
However, drivers will still be treated to a dash full of warning lights and more frequent DPF regeneration cycles, so it’s best to not let the DEF run dry. This is allowed because the Cummins 6.7L engine tuning produces a low enough amount of NOx on its own, without the aid of SCR. Currently, the only exception to this is the ’13-and-newer Ram HD trucks, which will continue to run and not de-rate power if the DEF tank should happen to run dry. If the vehicle is allowed to run out of fluid, one of two things will happen: either engine power will be cut and speed limited to essentially a “limp-mode,” or the vehicle will not start until the fluid is replenished. The warnings will get progressively more frequent, brighter, or louder as the level continues to decrease. Generally speaking, however, when the DEF tank level drops below 10 percent, a warning of some kind will be displayed on the dash, indicating it’s time to fill up. Some employ the use of a gauge, while some have a simple warning light. Vehicle manufacturers all handle this in slightly different ways. If your engine has the DEF system this WILL NOT work. The EPA requires vehicle manufacturers have measures in place to ensure equipped vehicles cannot run without exhaust fluid. 7L Diesel Engine On 2006-2014 Dodge Ram 2500 3500 4500 5500 Pickup (6-Wire): Fuel Injectors. What can also leave you with a thumb out by the side of the road is running the DEF tank dry. This can potentially cause thousands of dollars in damage to the emissions system and leave you stranded. If you suspect a less than forthright answers, check things out with an independent shop you may know and trust.The worst thing that can happen to an SCR system is being filled with contaminated or incorrect fluid. Take a stroll to the parts and service counters when shopping in a dealership to ask their opinions on repair expenses and what to expect down the road. Dealer can override it but it will pop on randomly. I drive straight to a dealer and had them reset. So when determining the risk versus benefit for light diesel over gasoline, take into account the costs of DEF system repairs after the warranty expires. Supposedly dealer said once the miles run out truck will drive until you shut down and then will implement the speed restriction. Mercedes also reported in 2017 that their four-cylinder diesels were “off the table” due to difficulty in achieving certification in North America. As FCA recently announced their decision to cease sales of light duty diesels in North America (no firm date yet announced) this won’t be much of an additional risk to their bottom line. The price points of DEF system repairs has become enough of an issue with FCA (Fiat Chrysler Auto) that they have extended coverage for most DEF system parts for eight years, but only on 2018 and later model year vehicles.
#DODGE 3500 SERVICE DEF SYSTEM SOFTWARE#
And while some heavy truck service centers have been reported to have developed software bypasses, few of these illegal cures exist for passenger units. For FCA, VW, and Mercedes Benz (for example) these systems are only covered by the base warranty of three or four years (depending on vehicle manufacturer).Īs all DEF-reliant vehicles have control systems to shut the engine down (or prevent it from restarting) when major failures occur, ignoring warnings won’t lead to happy results. And then there’s the myriad number of sensors, relays, controls, lines, and such to consider. Some injectors can cost more than $1,000 just for the part, not to mention diagnosis and replacement costs. When heaters are placed in the area of a DEF storage tank, certain amounts of it can still freeze or thicken, leading to injection problems. DEF systems have built-in heaters to keep the fluid in liquid form because it can freeze, damaging DEP pumps and injectors, but Mother Nature has a way of beating the best laid plans of mice and diesel engineers. Poor designs, build quality, and temperamental weather also take their toll. OBD is an electronic system designed to control engine functions and diagnose engine problems.
#DODGE 3500 SERVICE DEF SYSTEM MANUAL#
(Read the fine print on your warranty documents and you’ll find these shops are justified in this practice.)īut it’s not only poor quality DEF that causes problems. 1998 Dodge Ram 1500 Auto Repair Manual - ChiltonDIY RRR. Automakers expect these facilities to have chemical test strips on hand to determine the quality of DEF in their products. Dealership service departments routinely charge their clients for time spent on tracing a warning light down to contaminated DEF even when these vehicles are still within the time and distance limits of their warranty. We covered the risks of using poor quality DEF fluid in earlier columns and provided warnings to drivers regarding the costs of diagnosing check engine lights that are caused by this fluid when it contains anything more than trace amounts of hydrocarbons. This advertisement has not loaded yet, but your article continues below.