Mercury 60 hp 4 stroke fuel pump problems

The motor runs great as long as you pump the bulb when it starts. Gasoline Engine Vapor Lock on Mercury Marine 4-Stroke Engines.

Check to see if the fuel tank is in an area where engine compartment heat or sun can preheat the.

Mercury 60 hp 4 stroke fuel pump problems. We had one of those fail on our Mercury BigFoot EFI 60 and the motor was very hard to start even after pump the bulb and then would only run a few seconds. The high pressure pump doesnt sound like your problem. It sounds like you may be filling the airfuel separator with the bulb either passing a failing connector or a failed low pressure pump and the motor runs until the.

2011 Mercury 60Hp 4-stroke Fuel Pump Short fault code. 2011 Mercury 60HP Four Stroke. I have the above motor new to me that when I start it it gives me 6 short beeps and runs fine.

I am able to drive the boat to 5000 rpm and after 5000 it sends another tone. Due to this I decided to get it read. 60hp mercury fuel problemHELP.

Not likely as there is no gas there for the pump and primer bulb to suck and use. Disconect the fuel line between the tank and bulb and blow air in the line and see if you can hear or see the air bubbles in the tank with the fill cap removed. Hi mate ihave a merc 4stroke 60 efi1st question is it a efi or carb motor i have had no probs with my mechoff camshaft driven pump before the only way i know they are stuffed they would start leaking either from the back of pump or fill your oil sump up with fuelcheck your dipstick to see if there is fuel in your oil or the dipstick mark has risen above fullefis also.

I have a 2005 model year 60 HP Mercury 4 stroke EFI. On my last outing the engine died 5 times within 20 minutes while planing. The engine immediately re-started each time.

I took it to a warranty shop but the mechanics did not find the problem. So I am left with dealing with the problem on my own. Mercury 60 hp 4 stroke fuel pump problems.

60 hp mercury 4 stroke loses fuel pressure after running at wot for 2 mins. Cut back to 4200 rpms and the fuel pressure comes back to 42 psi. Sometimes things that you think will be really complicated end up being easy to fix.

The Marine Mechanic Im going to connect you with knows all the tricks and shortcuts. If you have a Mercury EFI 4 stroke I recommend you get to know the symptoms of FSM problems and dont let the shop BS you around installing filters and replacing fuel line bulbs. This isnt caused by ethanol but by cheap OEM sourcing by Merc.

Next time itll be a. Mercury 60 HP EFI 4 Cycle Bigfoot Problems. Dont forget that there is a Schrader valve on the VST to confirm High Pressure Pump pressures.

It is your friend when trying to diagnose VST issues. You can check the VST pressure at both Idle and under throttle to see if you need to go back into the VST again. I began to have a problem with fuel pressure last summer and now have had 4 new fuel pumps installed a dealer.

Mercury KNOWS they have a problem with these motors they have re-designed the fuel pump several times but cant seem to correct the problem. Does anyone have any similar experience. The motor runs great as long as you pump the bulb when it starts.

Fuel module or as its called Fuel Supply Module would be the likely problem. As Mercury has had all sorts of problems with them. Its typcially not a DIY job as there is some checking that needs to be done with the diagnostic laptop.

Attach another fuel line to the outlet and clamp it off tightly. Prime the bulb and keep an eye on that hole in the back of the pump. If fuel is visibly leaking through it your diaphragm is bad.

Fuel pumps can easily be repaired using the proper fuel pump repair kit or replaced altogether at very little cost. I have a 2008 4 stroke Mercury 60 bigfoot on pontoon boat. When I attempt to go full throttle it will run fine for a few seconds and then start bogging down andor lose power.

It started doing this late last summer and I looked at it for a couple weekends and then gave up. It has new fuel pump and new filters. Mercury 4 stroke giving me issues.

Well here is an interesting issue. My motor started acting up last fall. It inadvertently cuts out at any speed any time.

Some times worse some time better. I have treated the gas with sea-foam I mostly run super. Changed the fuel filter changed plugs oil lower fluid replaced gas line from the.

It may occur when your fuel pump has low pressure so you need to perform a test to inspect the fuel pump and fix the problem. Before performing the test make sure to read the repair service provided with your outboard. The manual will guide you to select accurate specs and learn the exact procedures to follow to fix your fuel pumps issue.

Mercury Mariner 4-stroke. Many 20 40 50 60 HP EFI 4-stroke. Tohatsu Nissan 4-stroke.

May fit additional models to those listed above. Please DO NOT order based solely on application info above. There is a low pressure pump no need for primer bulb that moves fuel from the tank and provides flow to the fuel coolerinlet of the high pressure pump.

The high pressure pump provides correct pressureflow to the injectors. This is similar to a modern automotive fuel system. When the key is turned to on the low pressure pump will run until the fuel system has.

Mercury 4 stroke efi 60 hp I believe the year is 2002 2003. I put the boat in and it seemed to run ok. Then the other weekend I had the boat loaded with people and it seemed like it did not have a lot of power.

I brought the boat back to the dock and added some fuel injector cleaner seemed to help rpms came up. Gasoline Engine Vapor Lock on Mercury Marine 4-Stroke Engines. If these more common problems are not causing the complaint then continue.

Filter and the fuel pump. Check to see if the fuel tank is in an area where engine compartment heat or sun can preheat the. Mercury 60 HP 4 Stroke 2017 Not rated yet Engine starts fine idles fine and accelerates fine.

Problem is when decelerating it is very rough and at times dies. May fit additional models to those listed above. Please DO NOT order based solely on application info above.

You MUST compare the oem number of the part for your engine to those listed below to ensure correct fitment of this part for your application. Because the fuel pump is a self-contained unit that cant be dismantled or serviced youll need to replace it with a new fuel pump assembly. However before buying a new fuel pump check the pumps electrical connections and that the pump is getting power.

The problem might just be a blown fuse that needs to be swapped out. Fuel Pump for Mercury Outboard 40Hp E El Elh Elhpt Elpt 4-Stroke 2003-2006 2010. Free shipping Free shipping.

Recommended Oil Mercury 4-Stroke Outboard Oil. Recommended Fuel 87 octaneup to 10 ethanol. Remote fuel tank optional Yes.

Engine Protection Operator Warning System Low oil pressure Overheat Over-rev. Compatible with Smartcraft Digital Technology Yes. Shaft Length 15 in 381mm 20 in 508 mm Dry Weight Lightest model available 216lbs 98kg.