Nosworc Posted May 9, 2020 Member ID: 424 Content Count: 5 Reputation: 0 Joined: 05/09/2020 Status: Offline Last Seen: August 6, 2020 Share Posted May 9, 2020 My hd8 max wont hardly pull itself. Falls on its face if I accelerate ..Ive changed plugs,pulled fuel pump and cleaned a not dirty fuel screen. dont know where to go next unless preesure reg and pump is bad maybe> its a 2017 Link to comment Share on other sites More sharing options...
JDK Posted May 9, 2020 Member ID: 232 Content Count: 50 Reputation: 5 Joined: 10/05/2019 Status: Offline Last Seen: August 25, 2023 Share Posted May 9, 2020 Have you checked the belt? Link to comment Share on other sites More sharing options...
Nosworc Posted May 9, 2020 Member ID: 424 Content Count: 5 Reputation: 0 Joined: 05/09/2020 Status: Offline Last Seen: August 6, 2020 Author Share Posted May 9, 2020 the way it spits and sputters when idling I wouldnt think its a belt Link to comment Share on other sites More sharing options...
Nosworc Posted May 9, 2020 Member ID: 424 Content Count: 5 Reputation: 0 Joined: 05/09/2020 Status: Offline Last Seen: August 6, 2020 Author Share Posted May 9, 2020 I also got a code that says to lean fuel..probably should have mentioned that... so not enough fuel mixing with air...fuel pump bad? map sensor? Link to comment Share on other sites More sharing options...
Okie556 Posted May 9, 2020 Member ID: 364 Content Count: 36 Reputation: 6 Joined: 03/17/2020 Status: Offline Last Seen: October 31, 2023 Share Posted May 9, 2020 Just now, Nosworc said: I also got a code that says to lean fuel..probably should have mentioned that... so not enough fuel mixing with air...fuel pump bad? map sensor? Friend has a HD10 Max. Same exact symptoms as yours. Replaced fuel pump and fixed it! Link to comment Share on other sites More sharing options...
Nosworc Posted May 9, 2020 Member ID: 424 Content Count: 5 Reputation: 0 Joined: 05/09/2020 Status: Offline Last Seen: August 6, 2020 Author Share Posted May 9, 2020 Quote good to know ,thanks Link to comment Share on other sites More sharing options...
Nosworc Posted May 13, 2020 Member ID: 424 Content Count: 5 Reputation: 0 Joined: 05/09/2020 Status: Offline Last Seen: August 6, 2020 Author Share Posted May 13, 2020 got new fuel pump today,took about 5 minutes to install. runs like a champ....now if i could figure out how to get that stupid check engine message to disappear Link to comment Share on other sites More sharing options...
Andystoy19 Posted May 13, 2020 Member ID: 133 Content Count: 692 Reputation: 151 Joined: 04/24/2019 Status: Offline Last Seen: 13 hours ago Share Posted May 13, 2020 Good to hear that you are up and running, the fuel pump/regulator should put out 51 psi +/- 1 psi, unfortunatley I can't find a code reset procedure for the check engine light so it will probably mean a trip to the dealer to be reset using BUDS.🤨 Link to comment Share on other sites More sharing options...
Champ Posted February 23, 2021 Member ID: 897 Content Count: 1 Reputation: 0 Joined: 02/23/2021 Status: Offline Last Seen: March 18, 2021 Share Posted February 23, 2021 Champbush@yahoo.com Got a 2019 Can Am defender HD10. Replaced rear fuel rail twice it just broke again??? What the heck? Anyone know why? Link to comment Share on other sites More sharing options...
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