What do you need to know about truck mechanics?
Truck mechanics should have the necessary physical strength to perform daily job duties, such as lifting and using heavy tools and equipment. They should also have exceptional hand-eye coordination. Use the example found below to get a good idea of what you should incorporate into your truck mechanic job description.
When to take Def truck in for service?
DEF dilution should not be an issue, but if for some reason old DEF that’s past its best before date is added to the tank throwing the dilution off and triggering the trouble light, customers should take their truck in for service and have the dealer measure the concentration.
Do you need a hazmat suit for a Def truck?
You don’t need rubber gloves, HazMat suits or gas masks to handle the fluid. It’s a mixture of urea and demineralized water that must be injected in small doses into the exhaust stream to trigger the chemical reaction that breaks NOx into harmless vapour.
Where do you find the date code on diesel exhaust fluid?
All DEF packages will have a date code located somewhere on the product. The date code will allow you determine the date the DEF was made. 1 gallon containers will have a laser code imprinted on the bottle. 2.5 and 5 gallon containers have a small date code label applied to the bottle.
What is Def code for GMC Duramax Diesel?
Some back ground im a toyota technician so lthoguh I dont work on diesels I know cars and trucks in general. Dealer pulls code p21dd for def heater. The dealer replaced it. Ok fine pick the truck up. 4 days later im on the expressway driving to my camper and bam light pops back on ith def fluid quality low.
Why are so many trucks using the DEF system?
A large fleet of trucks using the DEF system will use a lot of it, this has to be refilled on a daily basis. If the fluid is not properly stored it gets contaminated very easily which will cause all sorts of problems with the truck.
Is there a def quality sensor on my truck?
THERE IS NO DEF QUALITY SENSOR ON YOUR TRUCK. It just evaluates the response to the def (how much the NOx level is reduced between the 2 sensors) to make the good/bad DEF quality decision. The ‘DEF quality’ fault was very common on 2011 lml’s.
What are the requirements for Diesel Exhaust Fluid ( DEF )?
DEF has strict requirements for maintaining concentration and purity of ingredients that is critical to the proper functioning and longevity of the SCR system. Cummins and other OEMs require that DEF used with their SCR systems meet all ISO22241 specifications as well as API certification requirements.