DAF LOW PRESSURE fuel faults and how to fix them-jaltest

  Рет қаралды 15,377

TRUCK TECH UK

TRUCK TECH UK

Жыл бұрын

A DAF repair on this low pressure side of things on this xf mx-13! this week we I'm using JALtest and we can go through a proper methodical diagnosis which hopefully will help you in the future!
don't forget to like and subscribe also check out my blog for more information on the fuel system.
#daf #fuel #regen #low-pressure #fault #xf #mx13 #Daf repair
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Пікірлер: 103
@user-yd9sx8pr4c
@user-yd9sx8pr4c 5 ай бұрын
Love seeing you showing good information about paccar mx 13.
@charanpalsingh6839
@charanpalsingh6839 3 ай бұрын
I love the sound quality . Thankyou
@vinodjokhan3077
@vinodjokhan3077 8 ай бұрын
No bro....your not an idiot...its just a miss... sometimes thing do get you frustrated in works like this...i know you didn't get your prefect coffee this morning..well bro but you still get it right .... and im glad you did....keep it up bro....i get the same problem,,,,but in the filter house it was very block with dirt ..i have to clean it and the whole line fromthere to rhe tank and clean the low pressure pump and whala it works
@TRUCKTECHUK
@TRUCKTECHUK 8 ай бұрын
Hey, thanks for the comment. Don't know how it ended up over here lol I'd be a bit worried about dirt in the fuel filter!!! Sounds like a right nightmare job!
@vinodjokhan3077
@vinodjokhan3077 8 ай бұрын
oooo yes bro but I get it all cleaned up and the truck is running well now. No problem
@darrenhearn1365
@darrenhearn1365 Жыл бұрын
Quality diagnosis that, it's so often the most basic things !
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thanks for the comment Darren 😀. I tried the best I could to make it interesting, I could have just pulled the filter but where is the fun in that 😅
@norb0254
@norb0254 Жыл бұрын
Hope you enjoyed your hols ...That is a problem with that fault code as people will not do proper checks and change the valve then return it to the customer without verifying they have fixed it..I see a lot of people who can not ,and do not want to get involved in fuel faults..They refuse to use the gauges ..I have my own gauge for checking the underpressure ,Had a cracker on a new vehicle a couple of years ago ..Subject to multiple DAFaids ,like yours underpressure off the scale..turned out when the made the fuel pipe from the tank to the chassis interface at the supplier they left or put a solid piece of plastic in the pipe then put the ends on,,No other way it could get in there ,and when underload it blocked the interface lol....
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey norb 👋 I did enjoy the holiday buddy! 30*c EVERYDAY is better than this snow ❄️. This is where people go wrong, it's all evidence-based diagnostics in my eyes. YOU HAVE TO FIND A ISSUE! You can't be a parts changer or just try and wing it 🫣 That issue you had sounds very similar to issues I've had with the transportation valve at the back of the engine! another brilliant design 😅.
@godwinzaah1401
@godwinzaah1401 Жыл бұрын
Nice video always learn something new when I watch your video❤
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thanks for the comment, I'm glad you get something from the videos 😎
@EeminNk
@EeminNk 10 ай бұрын
You are a paccar god ! Thanks mate, good job !
@TRUCKTECHUK
@TRUCKTECHUK 10 ай бұрын
Thank you very much for the comment! 😎 I'm just trying to help people do diagnostics the right way 👌 I hope the videos help you in some way 😉
@stevenkerry3101
@stevenkerry3101 Жыл бұрын
great video very informative 👍
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Cheers Steve 👋. Glad you liked it and thanks for watching 👀 👍
@mainlinetrains6549
@mainlinetrains6549 Жыл бұрын
brilliant vid mate
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thanks for the comment and thank you for watching 👀 . Hope it helps you in the future 😎
@luisjaimegomez1085
@luisjaimegomez1085 Жыл бұрын
excellent video. thank you very much master Your videos are very informative, thanks for sharing the knowledge. waiting for the mobile app to check the fault codes. because not all of us have access to the RMI. very thankful.
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thank you for watching the video Luis 👌. I'm glad you think they are informative 😎. I'm working on the app, but I'm trying to keep up with my online shop, which slows things down, but when it's ready, I will be sure to let you know friend 😉
@billtsamadias5193
@billtsamadias5193 Жыл бұрын
Nice video!!! YOU ALSO HAD TO CHANGE THE FUEL FILTER...I🤔 AM GLAD TO WATCH YOUR VIDEOS...!!!I HOPE TO SEE YOU IN GREECE!!! GREETINGS (ΤSAMADIAS BROS)👍
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
BILL how are you! Nice to see you comment again 👍 🙂. I changed that strainer filter but didn't change the main filter, chances are it had never been cleaned on service. I should of done the main fuel filter too 🙈🙊. I'd love to come to Greece again and work on some dafs 😂 Catch you soon 😎
@user-rh9mb5ki6s
@user-rh9mb5ki6s Жыл бұрын
Great video 👌
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thank you for the comment and for watching the video. I hope it helps you in some way 😎
@mauritztoivonen1070
@mauritztoivonen1070 Жыл бұрын
Thank you.
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
You're welcome! Thank you for watching it 🙏
@plantmanager2176
@plantmanager2176 11 ай бұрын
really good content new subscriber
@TRUCKTECHUK
@TRUCKTECHUK 11 ай бұрын
Thanks and welcome 😎
@dirkdingle7926
@dirkdingle7926 Жыл бұрын
12 out of 10 maté quality vid
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey dirk👋, I'm glad you thought the video was good! I sat on this video for about a week wondering if I should release it 🤔, I wasn't happy with the focus of the camera using this stupid tablet! I'm just after some feedback........what did you like about it?
@BBS_Robski
@BBS_Robski Жыл бұрын
nice pal 👌🏻
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey 👋 thanks for watching the video and for the comment 😀
@brownwrench
@brownwrench 6 ай бұрын
Had no idea that screen was there! All my MX13s go through a Davco filter first.
@warhammermodsmith
@warhammermodsmith Жыл бұрын
Cool vid!!
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thanks, STU 😊
@newaej8484
@newaej8484 Жыл бұрын
Nice
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey, thanks for the comment and for taking the time to watch the video. It means a lot 😎
@leekebbell9127
@leekebbell9127 Жыл бұрын
Great content mate, very interesting, good to see you using Jaltest for a change, just to prove that there is other equipment that is almost equitable to Davie 👍👍👍
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey Lee 👋 hope you are well buddy! I'm glad you enjoyed the video. Don't get me wrong DAVIE is undeniably THE BEST TOOL for DAF as at the end of the day it's a dealer tool BUT IF a diagnostic tool you can communicate with the truck, read the fault codes and have some tests you have 98% Davie functionality! (The other two percent is programming and fault code explanation) 😅😅😅😅
@leekebbell9127
@leekebbell9127 Жыл бұрын
@@TRUCKTECHUK Yes, the programming is it’s only downfall, but for fault code explanation, especially for Daf, we call the tech support and they send the explanation/ testing data needed from RMI info (Of course, your vids are brilliant 🤩 and thanks for them, I don’t think I have watched one that I haven’t experienced the same, or similar issues)👍
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
@LEE KEBBELL yes we did have the tech support but people didn't use it. 🙄 I'm sure it's about 300 quid a year which isn't bad really if you're stuck and don't know which way to turn. The ecu program can be got around with K-TAG, it's something I'm looking at offering in the future for stuff. And thanks for the continued support...you know how to get hold of me if your stuck for anything daf related 😆
@leekebbell9127
@leekebbell9127 Жыл бұрын
@@TRUCKTECHUK Thanks Buddy 👍👍👍
@alessiotrapani3033
@alessiotrapani3033 Жыл бұрын
Hi could you do a video of the AEBS malfunction/ Adaptive cruise control system malfunction. Ideally using a jaltest! Kind regards
@anwarstruckingservice8608
@anwarstruckingservice8608 Жыл бұрын
Hello bro where can I purchase that line you are using to t in a pressure gauge and vacuum guage ?
@danielbulmer5863
@danielbulmer5863 Жыл бұрын
I'm glad it's not just my fingers that don't work with those stupid Jaltest tablets!🤣 Great video mate 👍
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Ha ha ha, thanks for the comment buddy! When I had the rep come out in the other depo I work in I specifically said I want it on a Toughbook and it's bloody amazing on that! BUT in this depo, I'm currently working at its on some over-clocked cheap of cheap tablet with a smashed screen 🤯🫣.
@ericmotor3782
@ericmotor3782 4 ай бұрын
Ola, otimo vídeo. Muito bom.🎉🎉 E muito interessante esse app que voce usou, esta disponível esse app?
@TRUCKTECHUK
@TRUCKTECHUK 4 ай бұрын
Thanks for the comment 👌😎. I've still not got around to finishing it but I will try to this year when I take on some staff 😅
@CreRay
@CreRay 7 ай бұрын
4:58 you forgot to mention the fuel pressure control valve (Voss valve). Otherwise excellent work!
@allyally5359
@allyally5359 Жыл бұрын
Hi,good video and keep coming more,the app when is ready for download?Respect and God bless you🇷🇴👍👍👍👍👍
@kylelovett-ny8jt
@kylelovett-ny8jt Жыл бұрын
Hi mate, any way on getting my hands on predsure testers with ends? And any other kit you use on your videos? Am a big fan of the connector extension test plugs
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey Kyle 👋, yes I've a affiliate link here for you. It doesn’t cost you any extra, and I only recommend products and services I trust. links to breakout leads: ebay.us/Wlcr2U I usually add affiliate links in the descriptions of things I use such as my mini digital osilloscope or WiFi bore scope camera. I'm contemplating stocking all the items when I release my NOX sensor diagnostic tool as alot of people want this stuff and non of it is from the UK so wait times are long and I'd be able to post them personally then
@TacFZSWITCH
@TacFZSWITCH Жыл бұрын
​@@TRUCKTECHUKp
@kylelovett-ny8jt
@kylelovett-ny8jt Жыл бұрын
And links for pressure testers or are these daf only? Appreciate tge reply mate and loving the content
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
@Kyle Lovett they are daf only but I've identified the fittings and I'm just trying to get some reasonably priced gauges sorted which is cheaper than dafs price of 500 quid 😅
@benyapetri2774
@benyapetri2774 Жыл бұрын
Useful information again, I wonder if jaltest offers and fault code explaination the codes? Thanks!
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey Beny, thanks for the comment and for watching. JALtest do offer help and explanations but you have to have an active software license and subscribe to the help desk. Both we don't have at the moment 😕
@benyapetri2774
@benyapetri2774 Жыл бұрын
@@TRUCKTECHUK I get it bro. Have a nice day!
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
No problem buddy 👍. Catch you soon 😎
@vinodjokhan3077
@vinodjokhan3077 Жыл бұрын
Hey bro .is it possible to reset the adblue system with the jaltest .because I see in some videos when the adblue light comes on they ad def in it and they reset the counter when the car is in limp mode not going more then 20km .can it be done on daf euro 6 lf ??
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey buddy, I've a table that explains when this happens in my members' area, BUT every time the truck sees an AdBlue level change after ignition off, the ecu does an AdBlue quality check. The quality check is performed by comparing NOx before and after catalyst. This is then used to evaluate the conversion of NOx. Topping up the adblue starts this process.
@hojjatze9065
@hojjatze9065 Жыл бұрын
Hello, I have a question regarding the frequent camshaft failures in the MX-13 engine of DAF XF trucks. What could be the reason behind this issue? Also, I would like to request some tips on how to prevent camshaft failures in the MX-13 engine. Thank you in advance for your response!
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hi, thanks for the comment. The issue is a manufacturing defect, which is why daf are replacing them reactively and then proactively. The affected vehicle owners would have been contacted and told to bring vehicles in for rework under warranty. In regards to prevention, the only thing you can do to increase the longevity of the engine is make sure your valve clearances are done when recommended and ensure you stick to the service intervals for oil changes 😉
@hojjatze9065
@hojjatze9065 Жыл бұрын
@@TRUCKTECHUK Thank you for answering my question. What type of engine oil do you suggest for my DAF XF 2019? I have heard that some mechanics in our country replace the Euro 6 mx-13 engine oil pump with a Euro 5 gear oil pump for DAF trucks. Is this a safe and acceptable practice, or should I avoid it? Lastly, I am also curious about the ideal oil pressure for my DAF XF 480 Euro 6 engine. Could you please advise me on what the recommended oil pressure range should be at idle and full load?
@forkan98
@forkan98 8 ай бұрын
Cam lobes are pressed on , after some time or sudden resistance they lose there tolerances and decide to spin freely🤦🏽‍♂️ hence why this problem never happened in the MX13 €5 😎
@johnbell6854
@johnbell6854 Жыл бұрын
Where did you get the pressure gauge and connectors could do with one
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey John it's a set from dafs special tools section ......I'm sure it costs as much as a new truck from daf 😂😂😂😂. If you're serious I could look at getting them made up as a kit as I've been asked for the leak-off test kit doing injectors too
@johnbell6854
@johnbell6854 Жыл бұрын
Ok thanks for your reply
@Tubecraft1
@Tubecraft1 10 ай бұрын
Hi thank you for the great channel- Is your app available for iOS
@TRUCKTECHUK
@TRUCKTECHUK 10 ай бұрын
Hi thanks for the comment. 👌 I might get around to finishing it sometime soon now I've more time to do it 🤣🙈
@user-ew2bl8ts6i
@user-ew2bl8ts6i 10 ай бұрын
Good afternoon. Please tell me, if the pressure is 7.6 bar, what could be the problem? replacing the filter and the manual pump filter did not solve the problem. Thank you
@TRUCKTECHUK
@TRUCKTECHUK 10 ай бұрын
Hey, thanks for your comment 😊. If your low-pressure fuel system is good I would say your high pressure is possibly correcting to high speed I'd be looking at injectors or fuel pump elements. Hope this helps 🤔👌
@user-ew2bl8ts6i
@user-ew2bl8ts6i 10 ай бұрын
Thank you for the answer. I recently began to engage in DAF, I have a question if you can answer, I will be grateful. So the high pressure fuel pump shows 10.2% at a coolant temperature of 75 and the amount of fuel at the injectors 16mg / h, low pressure 7.6bar is it precisely by these parameters that something is wrong? Confuses 16mg / h and I don’t understand the pressure created by the pumps why there are 2 of them, and the parameter is 1.
@TRUCKTECHUK
@TRUCKTECHUK 10 ай бұрын
@user-ew2bl8ts6i I hope you're sitting down for this one. So.......... 2 high-pressure pumps means if one fails the truck will keep running, but also two pumps allow the fuel pumps to run at half the capacity. The correctional value is VERY important. The PCI ECU knows how much fuel needs to be used per injection. If this is factory correct you would see a correctional value of 0 or somewhere near such as minus from my experience. What happens if you start having Injector or pressure control valve issues is the fuel pumps start to OVER correct and your correction value increases........the worse the leak off the higher the correctional value till one day you have fault codes p0094 and p228d. This is a VERY basic overview of how these fault codes occur and you can have other contributing factors such as camshaft failure and one-way valve issues in the fuel pumping elements.
@user-ew2bl8ts6i
@user-ew2bl8ts6i 10 ай бұрын
Thank you for your broad and informative response
@juniorzahid9336
@juniorzahid9336 Жыл бұрын
My friend I have an issue with a 2016 DAF EURO6 440 TIPPER WITH MANUAL GEARBOX. the truck have no power when shift to high range. There is no fault codes.
@juniorzahid9336
@juniorzahid9336 Жыл бұрын
Please help
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Start at the beginning and work your way through the fuel and air system. Check for restrictions in fuel pressure such as filter, the same which the inlet on the air system....when was the air filter changed last? Have you checked all the induction system and intercooler? When was the valve clearances set last? Fault codes usually indicate a big issue as one system expects another to respond with certain data, and if this isn't correct, you will get a fault code such as a split boost pipe. I would pressure test or smoke test the engine for air leaks, then look at more complex things such as vtg, soot load ect Hope this helps 🙏
@ovesnyvk
@ovesnyvk Жыл бұрын
hello, could you give me some advice? LF year 2007 euro 4 engine 220 hp throws a message engine failure + emission light and diagnostics says error 3362-11 and cummins error code is 1682. I can't find this code exactly, but it is some ecu communication. Will it be somewhere between the adblue tank and the unit (pump)? Thank you
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey, sorry for the late reply. The fault code you describe is related to the adblue lines being restricted. I suggest you get all the lines cleaned out and ensure the pump module is able to prime to the adblue dosing valve 👌
@ovesnyvk
@ovesnyvk Жыл бұрын
@@TRUCKTECHUK hi, thanks for your reply. I did all that on Saturday and I unscrewed the entire unit and cleaned everything including the hoses and the nozzle and deleted the error, (I clean the nozzle often) but today the error appeared again. It said about an ecu communication error and I found corrosion on the connector, so I cleaned everything, so I don't know where to continue.
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
@Martin Ovesný have you run a dosing test on it to see if it produces 100ml of adblue?
@ovesnyvk
@ovesnyvk Жыл бұрын
@@TRUCKTECHUK I haven't tried that, but I will definitely try it, but if the error is saved or lights up on the dashboard, will it work? with E3, I can't get into the engine with diagnostics again and the engine + alternator lights up, I'll try to recharge the batteries, they're already in worse condition, but I'll try adblue. Does it have to go with the nozzle out as well?
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
@Martin Ovesný if you can't get into the engine ecu, how are you getting adblue restriction trouble codes? Sounds like you need to be checking all your power, ground and can communication to bothe the engine ecu and to the EAS pump. A stable voltage to the ecus is a must if you don't want to be chasing faults that don't exist.
@joshbarber879
@joshbarber879 Жыл бұрын
Hi mate when is your app going to be available?
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Hey josh. 👋 it's the 3rd project on my list currently. Once I've got this book and these nox sensor testing tools done and released the app will be my priority buddy
@joshbarber879
@joshbarber879 Жыл бұрын
@@TRUCKTECHUK okay no worries will be keeping an eye out on your page 🤙
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
If anything is coming out buddy I will do posts and a video on it. ...you won't miss it. The reason things take forever is I just don't want people using stuff they wouldn't be 100% happy with 😎
@EronsNatasha-mk2hx
@EronsNatasha-mk2hx Жыл бұрын
Can this jaltest diagnosed a car....
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
I've checked with the importer, and Jaltest doesn't do cars. It pretty much does anything else though
@EronsNatasha-mk2hx
@EronsNatasha-mk2hx Жыл бұрын
How many years dose it take to become a good technician like you?
@TRUCKTECHUK
@TRUCKTECHUK Жыл бұрын
Thank you for the comment. 👌 I think if you're given a path to success, such as how to overcome obstacles, information on what to test, and you come to it with a wanting to understand it all I'd say you could do it in a year. The issue everyone has is how intense the training would be. I'm building a mastermind group for like-minded people who want to advance to mastertech level but need support. it will have technicians at different levels of success and with different strengths and weaknesses. This way, each member can lend their strengths to other members of the group and work on their weaknesses, allowing them to advance rapidly and not be stuck like I was for years in technican purgatory
@EronsNatasha-mk2hx
@EronsNatasha-mk2hx Жыл бұрын
@@TRUCKTECHUK okay sir,I would like to join such group,cause I really need a source of good technical knowledge from a reliable source....I am an apprentice in Africa,so we don't have those tools you normally use on your video,I wish we had them... diagnosis would be easier,and there will be less trial and error acts....I wish I lived in your country...your apprentice are lucky,they don't even know.... Please inform me when you have created the mastermind group
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