Mercury outboard fuel pump test. Another day at the office.

Mercury outboard fuel pump test Water will destroy any moving parts or motor especially on an outboard motor. when you've run about 6 or 12 gallons of fuel, add Nov 26, 2022 · I added diodes to retain the battteryless feature of this motor. 00 yamaha relay that I found on boats. 6 psi#srmarinesolution#mercuryma Apr 15, 2023 · Pretty sure this is not correct. 113. Mercury Marine https: . ” Fault Mercury FSM fuel pump, regulator and repair of fuel pump faults. 8 volts on the positive side of its plug when i Dec 1, 2012 · So, I pulled the fuel pump power connector and checked for voltage while cranking. If the cylinder has a leak, the pump pulse signal will not be strong enough to send the proper amount of fuel to the just a quick overview of the low pressure fuel delivery on this outboard. How to Test a Fuel Pump on an Outboard. The main question is why does so many Mercury ECU's fail. important_devices: Order online, get free downloads* Feb 7, 2012 · Re: 2000 mercury 200 efi, starvrting for fuel the serial number is OT104836. The ECU has a fuel pump driver that supplies only the ground circuit (NEG) to the high pressure fuel pump and the only way to fix this correctly is to replace the ECU $650. A 25 only needs 5/16 and some 1/4. Any reading below this will indicate a defective fuel pump check valve or diaphragm. ) Disclaimer: These chars are for informational purposes only! For more information, please check the official service manuals. Afte Fuel pumps on outboard motors work a little bit differently than they do on automobile engines. The motor was dying on the pontoon boat on mid open throttle. fuel pump, new fuel tank, and squeeze primer bulb and ethanol proof fuel lines. if you have steady stream and about a cup of gas while running5-6 seconds. Think of the fuel pump as the engine’s heartbeat, delivering the lifeblood of gasoline to keep it running. Buy a genuine Mercury Quicksilver or aftermarket part. 00 Jun 14, 2012 · Re: 2006 F90 High Pressure Fuel Pump Testing Hi thanks for the comments strangely the inside of the VST looks very good with no issues. If it's new to you, premix the first tank of fuel. Plugged back into ECU and it wouldn't power the HP fuel pump, so I replaced the ECU again and filed a warranty claim for the failed one. Dec 6, 2012 · Fuel pump kit 892267A51 is for use on 30-60hp Mercury FourStroke (3- and 4-cylinder) EFI, Racing, Jet, Formula and SeaPro outboards. NOT SOLD SEPARATE, Fuel Pump (1 required per assembly) NSS - NOT SOLD SEPARATE [ More info] Unavailable #2 : 21-857005A 1: DIAPHRAGM KIT (1 required per assembly) 21-857005A 1 - Fuel Pump Diaphragm Kit [ More info] $32. I checked the ball on the fuel tank and it had no pressure. #2: 42909A 1 Nov 3, 2016 · I used 3/8" fuel line, when I pump the bulb while it's running it improves, but stiil doesn't run perfectly. I will remove it, Sep 13, 2019 · Rebuilt external fuel pump using new Mercury OEM diaphragm kit; Replaced all fuel lines from Carburetor to fuel pump, to engine fuel connector; Replaced fuel lines from tank to outboard; However, after getting everything properly connected, the outboard still seems to lack power and bogs down quickly when the throttle is increased. See below for How to repair Mercury Outboard 4-stroke fuel pump time out. Obviously the only real way to test it is put it in the water and run it under load. Also fits the 25 Jet EFI. I had it out and it started to lose power and wanted to stall out. That is why I am assuming Find and Fix your Outboard fuel system problems. Dec 19, 2023 · The Fuel Pump: Your Engine’s Heartbeat. Watching this you can check fuel flow all the way from the tank to the Jul 14, 2012 · Marine Pump Replacement Parts Mercury & Mariner Outboards Install Pressure Gauge Assembly 91-852087A1/A2 to fuel rail pressure test valves. There are some specific signs that indicate that the fuel pump in your outboard is not in good condition. I think my pumps were fine now in hindsight, bummer!! Seal Kit I bought for the FMS https: Jul 30, 2023 · Mercury EFI FUEL PUMP Replacement (High Pressure Fuel Pump) – Replacing high pressure fuel pump on my 2-stroke 1996 Mercury 175 EFI Outboard boat motor. 77 0:33 Apr 28, 2013 · 2001 Mercury Tracker Pro 115hp 2 stroke fuel problem. From the lift pump. There is usually a pressure regulator somewhere on the In this video I do a couple of crude fuel pump tests using a pressure gauge and then replace the one-way valves in a four stroke EFI Mercury low-pressure pum 857005A1 Fuel Pump Diaphragm Kit, Fit for Mercury Mariner and Force Outboard Engines 30 40 45 50 55 60 75 90 100 115 125 135 150 175 200 225 250 275 HP, Replace 21-857005A1 4. Feb 9, 2024 · I have a Mercury 25 HP EFI OR106999 (1A25203FK) & Up Fuel Problem, had the Fuel Injectors remove and serviced, replaced the Fuel Pump. Fuel pressure bleeds down to zero. If yours is 2001-2005 or newer than 2022, please see the details section below on this page). Oct 9, 2023 · Low Pressure Fuel Pump REBUILD (Mercury EFI Outboard) – Rebuilding low pressure fuel pump on my 2-stroke 1996 Mercury 175 EFI Outboard boat motor. So not a separate stand-alone pump assembly. 00 Mar 22, 2020 · Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC. Questions please ask! Thank you for your continued support! So Jul 30, 2019 · video showing service procedure for mercury 4 stroke outboard fuel supply module, consisting of high and low pressure fuel pumps, float switch, and presuure Aug 21, 2018 · The volume/ weight of the fuel is too great for the little fuel pump to pull. Still consider myself a "Marine Apprentice" after 47 years (learn something new every day). Quick vid on how to diagnose, rebuild, and test a 1970 Mercury Outboard 110 9. 😳) Repair story: After several trips and many long starts of countless pulls of the rope on my 40HP Mercury Tiller steer 2 stroke , it would take forever to crank my outboard as it I was flooding it. Soon as it hit zero, the engine kicks of and runs perfectly. so ive had stalling issues after about 30 minuets of run time, but sometimes it will run a full crabbing trip of 8 hours (rare). -----Take the 2 plugs out on the front of the carburetor float bowls. com FREE DELIVERY possible on eligible purchases A video containing the process on rebuilding the side integrated fuel pump carbs with results. Refine Refine Results () Results per page Racing Outboard 300R 400R Jan 8, 2012 · Re: Bench Test High Pressure Fuel Pump Drain the VST tank and remove fuel inlet hose and refill the VST tank with Mercury powertune or BRP carbon guard and let set several days. And continuously getting a code for a “lift pump timeout”. Best way to test vacuum ability of a pump is to dead head it. Nov 11, 2022 · This video shows how to test a 2 stroke Yamaha outboards low pressure fuel pump. En dan moet ik oo Feb 2, 2003 · 25 HP Merc outboard, circa 1989, non-oil injected, with Walbro WMC carb (integral fuel pump), "external" reed block design. The rebuild kit for the fuel pump included a new diaphragm, new check valves and gaskets, and the rest of the pump looks OK, it does seem like a bad fuel pump, but I don't know what else could be bad in it, or how to diagnose that further. Any insight on this issue is appreciated. With the VST full of fuel, the high-pressure pump sucks the fuel that is inside of the VST and pressurizes it, pushing it to the fuel rails. Changed fuel pump, voltage regulator same thing thanks outboard/2006/1a60413kz May 7, 2012 · Re: mercury 150 outboard fuel pressure Thank you for responding. This video provides detailed factor Sierra 18-7817 Fuel Pump Kit for Mercury and Mariner Outboards Sierra high-quality fuel pump kits are designed to meet OEM specifications. Replaces: 91-16850A7, 91-881833A2, 91-881833A03, 881833A03 Engine: Mercury Repair difficulty: Easy Repair time: Less than 30 mins Repair symptoms: Engine bogging down and primer pump not getting hard (easy…. Then place a mark or tape on the oil resevoir to mark the oil level. Use the pull rope or electric starter to crank the engine over. The bottom 2 are a nice brown. This is the electric fuel pump located inside the vapor seperator. boats. You need to test the fuel pressure when pump runs to see if within spec's and check all the grounds to front mounting plate(ECU mounts) and check the ECU connector. After setting reconnect the electrical terminals and turn key on and off rapidly to see if pump will jog free, if not replace it. The low pressure fuel pump can be bought aftermarket. To test the fuel pump, you’re going to first test the one-way valves, which only allow flow in one direction: from the tank to the engine. HPDI Fuel Pump Yamaha Outboard Vapor Separator LZ VZ Z 150-300HP 60V-13907-00. 99 Sep 19, 2012 · The fuel pump and carbs were built as a request from the customer. Usually takes 1. Apr 19, 2020 · How to remove and install fuel pressure regulator on a Mercury Optimax 75, 90 or 115 horsepower direct fuel injection engine? This video provides step-by-ste Jan 4, 2004 · Re: 1999 Mercury 225 EFI Fuel Pump There is two electric fuel pumps on that engine. You will see a slight vacuum when measuring before the pump depending on how far uphill it is pulling fuel. I have changed the electric fuel pump in the VST twice, the mechanical fuel pump, fuel filters, drained and cleaned the gas tank multiple times, connected an external tank directly to the canister fuel filter, all with no change. I just performed the fuel system vacuum test and there is no air leaks or restrictions. Its starts easy when using Starter Fluid but isn't getting any fuel to keep it running, Looking for an easy way to troubleshoot the fuel system. 77 $ 74 . Jan 21, 2015 · This video will show you how to check the fuel delivery through your outboard motor. Jan 8, 2012 · Drain the VST tank and remove fuel inlet hose and refill the VST tank with Mercury powertune or BRP carbon guard and let set several days. At . If you have a serial # higher than 0T408999, please see this fuel pump: Mercury V-175 EFI Fuel Pump (Newer models) Mar 25, 2011 · Then bypass the pump and go directly to the carburetor with the fuel hose -----pump the ball and see if it keeps running. First you need to know which fuel pump you need. Mercury Outboard and MerCruiser Sterndrive shop tools for repair and maintenance. Questions please leave em in the comments below! As always, I appreciate the supp Dec 7, 2020 · first, just like me say that ive been researching this issue for months now. Second engine on Houseboat developed the same issues, and was also solved by same solution. The inlet valve brings fuel into the pump, and the outlet valve allows fuel to flow from the pump on up to the engine. But how do you know when this crucial component needs attention? Symptoms That Scream Trouble: Jun 9, 2021 · March 19, 2021. This is the electric fuel pump located inside the vapor separator, if you need the mechanical lift pump, go here: Mercury 30HP EFI Lift Fuel Pump If your outboard is not EFI, please see this fuel pump for the carbureted models Nov 24, 2016 · This video shows you how to rebuild a Mercury or Mariner outboard fuel pump. Nov 3, 2016 · I used 3/8" fuel line, when I pump the bulb while it's running it improves, but stiil doesn't run perfectly. This low pressure fuel pump assembly fits the Mercury 150 DFI OptiMax (2. It could just be easy flowing and not need much vacuum. if I had to I could run it without the battery and both stators would power the pump. Having Mar 26, 2020 · I think my fuel pumps were fine. This is the electric fuel pump located inside the vapor separator. New fuel filters and new gas. A low-pressure fuel pump lifts fuel from your fuel tank to your outboard motor’s Vapor Separator Tank, also referred to as a Fuel Supply Module, depending on the manufacturer. Clean VST tank AND screen on bottom of High Pressure Fuel pump. 5 in. i ran another test the other day, i took fuel line off from pumps to carbs and ran a volume test. Fuel is coming from a 5 gallon container pressurized by the pumper bulb. We run RAYCOR fuel filter with water separation bowl. 5L) 2-Stroke (Serial #s 0G590000 through 1B580029) We stock all of our products and ship quickly (usually either the same day or next business day) from Massachusetts. I live in northern MS. i have a 2012 (i think) mercury 90hp EFI 4 stroke serial#B1953144. -On a sterndrive with a conventional mechanical type, or suction type electrical fuel pump, If it can not generate 6 to 9 Hg of vacuum over 10 seconds then it needs to be replaced. I will try the bulb test but I am not quite sure I understand. when this diaphragm g Oct 18, 2023 · Buy JLM MARINE 14360A78 Fuel Pump for Mercury Mariner 98766-C1 30-300 HP Outboard Models 14360A73 14360A43 14360A50: Electric Fuel Pumps - Amazon. How to test, troubleshoot and rebuild an outboard motor fuel pump. the low pressure fuel pumps operate using a diaphragm. This is how to rebuild the fuel pump on a Mercury 9. Quick video per request of viewers on the steps to rebuild an L6 Fuel pump. I did that 3 times in a row and decided to order this $213. 0 Litre Work, Electronic Fuel Injection. It was there! So, I rigged up a momentary push button to 12V and bypassed the low oil pressure relay and hot-wired the fuel pump. Jun 13, 2023 · Once the fuel has been fed to the VST, the VST will fill up until the float rises to shut off the intake side of the fuel system. The outboard fuel pump has a sensitive diaphragm that receives a suction signal from a piston cylinder so the pump can deliver fuel. It happened s Oct 23, 2017 · Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC. Fuel system issues can cause causing a rough running outboard. Either way, the symptoms of a bad fuel pump on an outboard motor can be a headache you didn’t see coming, and now you need to know how to Jan 13, 2021 · Slippery Pete - Lower Unit Gear Oil Pump for Standard Quart Bottles, Includes 3/8 inch Metal Swivel, 8mm and 10mm Adapters Fit Most Marine Boat Outboard Motors (NOT COMPATIBLE WITH VOLVO PENTA) $15. com FREE DELIVERY possible on eligible purchases Nov 2, 2011 · Re: mercury 150 efi fuel pump Without getting technical,the ECU controls the ground to the pump. Mercury 150hp 2001 EFI High pressure fuel pump will not run when I turn key on, but can jump with 12Volts and will run Dominick 25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified Mar 16, 2013 · I also have 13. See your owner's manual, parts listing or service manual for exact application and installation instructions. fuel pump, elec. Bought a gasket kit for the fuel pump. Customer: a 2006 mercury 60hp fuel pressure is 48 psi vacuum fuel pump pressure is4 to 6 psi still only run 3600 injector good Mechanic's Assistant: Sometimes boat issues seem like they'll be really complicated, but end up being easy to fix. We now do this service at the beginning of the year on both engines to make sure they run great all year. This same fuel pump was used on most models during the early to mi Jun 13, 2019 · In a perfect world, we want to use 100 % fuel with no ethanol. For 2001-2005 Models: If your serial # is 1B036614 or Higher - this is the correct fuel pump. If all is Ok the fuel pump driver may have failed in the ECU. I get 2. Brand new FPF aftermarket fuel pump Meet or exceed OEM performance and durability. Jul 10, 2023 · Mercury EFI FUEL PUMP Replacement (Low Pressure Fuel Pump) – Replacing low pressure fuel pump on my 2-stroke 1996 Mercury 175 EFI Outboard boat motor. This ECU lost power from the ground source to the fuel pump. Apr 5, 2017 · Hello, i have a 2006 25 hp mercury efi 4 stroke outboard, serial # 0r149917. 8 fuel pump. I pulled the electric pump out of the vapor housing and bench tested it, works fine. 3. The motor quit on me, got spark, seems the fuel rail is not pressurizing. Seal Kit I bought for the FMS https://amzn. Jun 22, 2012 · Re: Fuel pump vacuum test Low vacuum when drawing fuel from the tank does not mean bad pump per se. If it is 1B036613 or lower (this includes all serial #s starting with a 0 or a 1A), please go to Dec 14, 2021 · OXCANO Marine/Outboard Fuel Pump Compatible with Mercury Mercruiser Outboard 4-Stroke (2002-2010) 20HP 25HP 30HP 35HP 40HP 45HP 50HP 60HP Replaces 892267A51 898101T67 2 $74. 18-7817 - Fuel Pump Kit [ More info] $25. Here's the link to a clearer ph Mercury 60HP EFI Lift Fuel Pump. 49 6 In Stock. Could the lift pump be faulty if there is no vacuum? The fuel pressure is 30psi and Jul 1, 2020 · a low-pressure pump located inside that module fills the space inside that module; a high-pressure pump pumps the fuel at a high pressure to the fuel rail and injectors; a float switch controls operation of low pressure pump to run only at startup if the fuel supply module is not filled with fuel Jun 11, 2017 · Hello, I'm pretty new to outboard motors, and am having fuel pressure issues with my 79 Merc Thunderbolt 500. In this video, I'll disassemble the fuel pump and vapor separator tank, clean everything Mercury Marine 75 hp (3 cyl. Go Quicksilver Marine ; Racor Fuel Filters ; Oil Drain Pump Assembly: 84 Dual Pressure Gauge Kit Used for Mercury DFI Outboards, (OE # 91-881833A03 ) Replaces: 91-881834A1, 881834A1, 91-852087, 91-852087A1, 91-852087A2, 91-852087A3 May 19, 2010 · So I traced the fuel pump power to the main relay assembly and when I tapped on it, you could hear the relay click and turn the fuel pump on. Background: I got this pontoon/motor last year and it ran fine up until now. Remove the snaps on the outboard motor upper case and take off the cowl cover. Engine has been sitting for about 6 months. After the pump you will see some pressure. -----Look if there is any green goop on the end of those plugs. Includes (1) 18-0970 Fuel Pump Base Gasket. Buy QFS oem Marine/Outboard Fuel Pump Replacement for Mercury 20HP 25HP 30HP 40HP 50HP 60HP 4-Stroke Outboard Inc. This is the pump mounted to the outside of the vapor separator. When it falters, your outboard sputters like a tired runner, unable to reach its full potential. Read the following points and know what Mercury outboard fuel pump problems are. Aug 7, 2024 · Diagnose and troubleshoot Mercury outboard engine problems with this comprehensive diagnostic tool. Cross reference part # 8M0118177 8M0141827 892874T 899106T01 18-8866. My engine was bogging under acceleration and a load. I think I have a carb problem as the top 2 plugs are wet and black. In the manual it says I need two special tools a Single fuel/air pressure gauge 91-16850A2 and a Dual Fuel/Air pressure gauge 91-852087A1. Issue: My motor won’t stay running unless I continuously pump the fuel bulb. Engine runs like new. com 184 Jones Drive Brandon, VT 05733 USA (800) 209-9624 (802) 247-4700 (802) 419-3055 Fax Nov 1, 2008 · If an OUTBOARD fuel pump can not generate 3 to 5 inches of Vacuum at idle or high idle over the course of 10 seconds, then the fuel pump needs to be rebuilt/replace. 9 Hp 4 Stroke engine. to/32SHnsqAmazon link for purchase of Mercury Marine 75 hp (3 cyl. Oct 11, 2009 · So having the service manual I wanted to check out my fuel system since this is the next logical choice. Fitment. When I purchased the motor, it had sat up for a long time without being ran. #12 Find Fuel Pump Assembly - 14360T74 here. Seal Kit I bought for the FMS http View and Download Mercury MerCruiser service manual online. 6 psi#srmarinesolution#mercuryma Hook up a fuel pressure gauge to the pulse hose that comes out of the fuel pump. Mar 16, 2013 · I also have 13. Took to shop and they connected the fuel pump to a 12V battery and the motor started and ran fine. Vacuum gauge direct to pump the information in this document is confidential and protected by copyright and is the property of mercury marine. Op zich helemaal niet zo vervelend met het zonnetje erbij, even testen of we weer ons werk goed hebben gedaan. New fuel injectors. The one shown is from a 1997, 90 HP Mercury carbureted model. Should be about34- 36#(if my memory is right). In this video wi How to check a fue pump cleaned up and put it back. A normal fuel pump will put out aproximately five to seven psi of pressure. Jul 27, 2013 · I have a 1988 Johnson 88 V4 SPL w/o the VRO option. I decided to go how to check or test a mechanical fuel pump if diaphragm is perforated diyFuel Pumphttps://amzn. i bought the boat Jan 16, 2013 · It acted like too much fuel so I unplugged the fuel pump. Jul 23, 2022 · So, what are the bad Mercury outboard fuel pump symptoms? Sputtering while igniting the engine is the most common symptom for it. Mercury Mariner Force Outboard Water Pump Impeller KIT 40-50 hp 821354A2 8508910. Nothing but a click. com 184 Jones Drive Brandon, VT 05733 USA (800) 209-9624 (802) 247-4700 (802) 419-3055 Fax Dec 24, 2016 · Engine info: 2002 Mercury Outboard 25hp, 2 stroke, Model 1025201ZD Fuel pump: on this engine it is an integrated part of the carburetor assembly, attached to the side of it. Page 1 25 / 30 EFI & 25 EFI Jet S E RV I C E MA N U A L; Page 3 NOTE: Indicates information that helps in the understanding of a particular step or action. net for $167. So my question is, Mar 13, 2011 · Is this engine new to you or have you owned it for awhile. If your outboard is not EFI, please see this fuel pump for the carbureted models: Mercury 60HP Non-EFI 4-Stroke Fuel Pump. Replacement The Following Vehicle: Compatible with 30-300HP outboard 2 stroke: 30HP 40HP 45HP 50HP 55HP 60HP 65HP 75HP 80HP 90HP 100HP 115HP 125HP 150HP 175HP 200HP 225HP 250HP 300HP Engine Aug 27, 2021 · After 6 trips on the water, the ECU stopped sending power to the High Pressure Fuel Pump. It has a triangular fuel pump that is now listed as obsolete, but diaphragm kits and internal parts are still available. Read the gauge. 75 10+ In Stock. I can look at faults and I can also run an “auto test” The auto test has also gave me a “lift pump out. How Do You Test a Bad Outboard Fuel Pump? Turn off the main electrical cutoff switch. Mercury Parts, Mercury Outboards, Smartcraft & Accessories, Injector Service, TDR Reeds- BBC Sponsor I have had this exact issue with my Mercury outboard. Manually primed the fuel reservoir, test started the motor, then went fishing! May 11, 2018 Nov 21, 2023 · hi does anyone know how to fix a high current on my 2011 mercury 60 hp efi Motor. Also for: 250 efi, 3 liter work 225 efi, 3 liter work 250 efi. That is what the factory sends with them. I am going to try the external tank as soon as Another day at the office. Run about six to 12 gallons of fuel while watching the oil tank. Customer: Hi I’m working on a mercury outboard 2001, 115ELPT4S i’m not getting any fuel pressure on the fuel rail I’ve replaced the high-pressure pump. Also had #1 TPI failed with failure code stored. Apr 17, 2014 · Re: FUEL PRESSURE - where to test, how many PSI? The fuel pump sucks in fuel and pumps it out. Move this wire around from the opening by taping it to another part or wedging it between components. to/2Qr2DLZ 2011 Mercury 90 hp EFI 4-stroke outboa View and Download Mercury 225 EFI service manual online. I soaked the fuel pump in PB Blaster for an hour, then tested it again. When I stop This motor had multiple problems, this video is of when the low pressure fuel pump was completely failed. Is this an indicator the fuel pump is going bad? Not sure where it would be pulling in air but then not sure how the fuel pump works. -----You do have the arrow going the right way on the hose ???-----I suspect plugged carburetors. It also says I could convert a 100psi gauge to a 160psi gauge by ordering a part. Also for: 2a456613. There is no vacuum at all on the gauge and I would have expected to see some vacuum maybe around 1 to 2" if the lift pump was working correctly. The rebuild also works for the 90 hp as well. 78 8 In Stock. Please be advised that Mercury/Mariner motors DO NOT go by the year they were produced. Oct 22, 2021 · If you’re having Yamaha or Mercury outboard fuel pump problems, you’re no doubt feeling frustrated. CRAP! I think I have a fuel blockage in the tank or line, trying to figure it out now. If you have multiple fuel pumps, you must order 1 kit for each. Merc 200hp EFI 1996 Then the fuel system:Test the fuel pump pressure on the rail. Learn how to identify faulty fuel system symptoms, perform fuel pressure testing, and more. Also clean pressure regulator. That led me to suspect the engine was starving for fuel. When I pump up the bulband pinch the fuel line behind the bulb and pump the bulb again with line pinched forcing fuel into carb the bulb should depressurize and if it builds pressure again then the bulb is bad? Aug 29, 2022 · Get a Mercury 40 HP 2 stroke fuel pump rebuild kit here: https://www. net/product/mercury/857005A1?utm_source=youtube&utm_medium=video&utm_campaign=desc Mercury Fuel Pump 826398T3 Replacement Replaces Mercury part no. 6 volts. This document is provided for the sole and exclusive use of the original recipient as prescribed by Mercury Marine and may not be distributed or copied, digitally or Jun 22, 2022 · Hello, I’m currently working on a 2006 Mercury 115hp 4 stroke outboard and I’m having issues with the alarm going off. This manual has been written and published by the Service Department of Mercury Marine to aid our dealers’ mechanics and company service personnel when servicing the products described herein. that should be good for a low Apr 5, 2017 · Hello, i have a 2006 25 hp mercury efi 4 stroke outboard, serial # 0r149917. Excess consumption of fuel, an overheated outboard motor, and faulty valves are symptoms too. Fuel Pressure (Applies to 4-stroke Mercury outboards with V6 and V8 engines. Maybe your engine is sputtering and dying while you’re trying to enjoy a day on the water, or you’re burning through your fuel faster than ever. 00 and up . You must log in or register to reply here. ) fuel pump parts. 5 in/mercury i am guessing no check valve. If the oil level is going down the pump is working. Fuel strainer was removed from pickup tube. <br />Engine runs fine if you keep pushing fuel to the carb via the priming bulb, but runs out of fuel otherwise. NOT SOLD SEPARATE, Fuel Pump (1 required per assembly) NSS - NOT SOLD SEPARATE [ More info] Unavailable #2 : 21-857005A 1: DIAPHRAGM KIT (1 required per assembly) 21-857005A 1 - Fuel Pump Diaphragm Kit [ More info] $34. Sep 13, 2019 · This is what a working fuel solenoid looks like during a test Jul 24, 2016 · I am experiencing a drop in rpm and it seems like the motor loads up at wot. We have installed OEM mech. Since I've ran it I've only used 91 octane alcohol free fuel with Star Tron Marine Fuel Treatment. <br />Here's what's been done so far:<br />- complete fuel line replaced, including fittings and primer bulb; tank pickup and vent checked. #12 PUMP ASSEMBLY, Fuel (1 required per assembly) 99357A 4 - Body Assembly [ More info] Unavailable : 14360A41 - Fuel Pump Kit [ More info] Unavailable : 14360A43 - Fuel Pump Kit [ More info] Unavailable : 14360A71 - Fuel Pump Kit [ More info] Unavailable: 14360A78 - Fuel Pump Kit [ More info] $283. I did change the water separator filter. 225 EFI engine pdf manual download. If I use starting fluid it starts and continues to run good, both hi and low rpm. Take the spark plug wire boot off the plug tip. Our Mercury OptiMax 115 is again having problems with fuel delivery. UPDATE: Hoping this was the problem. Filter/Strainer, Tank Seal Gasket & Grommet, 2002-2012, oem 892267A51: Electric Fuel Pumps - Amazon. Customer: Mercury 60 HP EFI is not getting the correct voltage to the high pressure fuel pump. The motor is still being starved for fuel, even though the fuel pump is pulling enough fuel from the tank, it's just not giving it to the motor. It still was not running rig This is an older Tower of Power that has some running issues. Figured I should ask before just replacing the fuel pump. 00 - Original price $99. Fuel Pressure Gauge Kit Fits Mercury Outboards and Sterdrives with Schrader valve test fitting Mercarb, Weber, & TBI applications (Our # 2-109608). you can Apr 25, 2021 · Replacing your Tohatsu 6 hp outboard fuel pump is very easy and in the 2 minute video I'll show you how. It will run fine if I periodically prime the ball, but Give the pump and bilge area a good visual inspection to confirm that everything is in order, then reconnect the pump’s wire connector to the boat’s wiring harness. some terms may not be correct but gives a general overview of the fuel system and h I have a 2008 Mercury 4 Stroke (Serial # 0R241050) that is having some sort of High Pressure Fuel Pump power issue I think. Go. 99 $ 15 . . Why is Your Mercury Outboard Beeping? If your Mercury outboard is beeping, it more than likely indicates a malfunction. 6 volts at the electronic fuel pump at all times, even when the fuel pressure drops. Most of the Dec 27, 2022 · This is a cheap and easy fix on a 2006 Mercury 25 4 stroke EFI that has a bad ECM. 49 4 In Stock. Mercury Parts, Mercury Outboards, Smartcraft & Accessories, Injector Service, TDR Reeds- BBC Sponsor Apr 2, 2017 · The video provides instructions to rebuild/overhaul 1978 "old style" fuel pump. This assembly comes complete with stainless steel bracket, fuel lines and clamps. If I don’t pump it, the motor runs out of gas View online or download Mercury 20 EFI FourStroke Outboard Motor Service Manual, Installation, Operation & Maintenance Manual Fuel Pump. If you have a 2023 or newer model, please see this fuel pump: Mercury 25HP EFI 4-Stroke (2023 and Newer) High Pressure Fuel Pump diagnosing a rough running/ stalling mercury 60hp Dec 1, 2012 · It was there! So, I rigged up a momentary push button to 12V and bypassed the low oil pressure relay and hot-wired the fuel pump. I have a CDI diagnostics scanner. Also, I doubt very seriously you have a reed problem! May 23, 2017 · Evinrude shows a fuel pump rebuild kit for mine, I think I'm gonna do the fuel pump rebuild and replace the vapor pump and cross my fingers that it fixes it. Customer: 2005 Mercury outboard 60 hp 4 stroke EFI big foot experiences faltering and stalling. I'm lost. 49 $23. Apr 4, 2013 · Howdy, I have a 1986 Mercury 75HP 4 cylinder two cycle motor, SN 0A994929. All kits include enough parts for one fuel pump, order one kit for one fuel pump. I have recently rebuilt the low pressure pump and changed the fuel line from the tank to the low pressure pump including the bulb with a new mercury bulb. In this video I'll go over some of the fuel Jul 7, 2022 · Reference OE Part Number: 14360A16, 14360A41, 14360A43, 14360A50, 14360A71, 14360A73, 14360A78 . The low pressure fuel pump is made by carter. It’s also a good practice to test the operation of the pump while the boat is on the trailer. I just tested it with 12 V power and can hear it kick on but when I turn I can hear it turn on, but I’m still not getting any fuel pressure to the fuel rail. 8 volts on the positive side of its plug when i Feb 16, 2017 · Mercury Mariner Tohatsu Nissan Johnson Evinrude Honda Suzuki This fuel pump fits the Mercury 25HP EFI 4-Stroke Outboards (2006-2022). 5 to 2 inches just to crack those. The distance of fuel tank feom motor can have same effect causing the fuel pump to struggle pulling the weight of the fuel. 826398A1, 826398A3, 826398T3 Used on Mercury outboard engine: Four Stroke: 25-60hp View full details Original price $99. Apr 18, 2020 · How to remove and install the fuel pump on Mercury 30 horsepower and 40 horsepower 4-stroke, 3-cylinder outboard engines. Added new May 19, 2022 · What Is a Dual Fuel Pump System? A dual fuel pump system relies on a low-pressure and a high-pressure fuel pump to perform separate tasks. Testing fuel pump low pump and high pump for Mercury 90-150HPThe vacum pressure maximun 2. Apr 9, 2011 · can someone help me please I have a 1984 =mariner 90hpin line 6 I've rebuilt fuel the carbs and it wouldn't pump fuel, so I ordered the fuel pump rebuild kit did them still no fuel 9s pumping I did a fuel pressure test it showed it was 90 psi so io am at a dead end why is my fuel pump not pumping fuel, I have nothing I've taken the lines lose and checked everything I'm at a dead end wife's Jul 8, 2016 · New fuel filter to VST Tank. I inspected the mechan Sep 23, 2015 · This will fit all Mercury Mariner 75 Hp (3 CYL) Complete Fuel Pump Repair Kit WSM Sierra 18-7818-1 OEM# 89031A4. then i would say fuel pump. to/3rj60Ibhttps://amzn. The fuel pump turns on but does not pump fuel. MarineEngine. It ranges from 9. MerCruiser outboard motor pdf manual download. 5 out of 5 stars 9 Oct 20, 2011 · Mercury Mariner Outboard Forum . I have a fuel injected engine that is supposed to have 40 psi, running on 0 line pressure. The fuel pressure This fuel pump fits the Mercury V-175 EFI 2-Stroke outboards (Serial Numbers 0G303406 through 0T408999). Remember, if you face any of these issues, you might need to change the fuel pump of your outboard. important_devices: Order online, get free downloads* Performance data you can trust from Mercury Marine. 3 to 9. Replace any hatches or access panels you might have removed, and the job is done. -----Pump the ball see if fuel comes out . This fuel pump fits the Mercury 30HP EFI 4-Stroke Outboards (2006-2022). Nothing but a click! Aha! I pulled the fuel pump and bench tested it at 12V 2A, backwards and forwards. The high pressure is on the inside of the VST. The actual pressure is determined by a spring behind the fuel pump diaphragm. mariner 50hp — 2010 mariner 60hp — 2007, 2010 mercury 30hp 0p153500 thru 0p400999 — 30hp mercury 30hp 0t409000 thru 1b226999 — 30hp mercury 30hp 1c456300 up — 30hp Dec 7, 2022 · Mercury Outboard Fuel Pump Problems With Explanation . Could someone guide me on how to determine if the engine is providing enough vacuum to run the fuel pump correctly. There is a low pressure fuel pump on the out side of the VST. hgThe hi pressure minimun 40. I jerry rigged up a test setup as in the West Coast of Canada here on Vancouver Island they want over $500 for the pump alone so I set up the test and it ran great did it a few times it run strong and true I just need to clean the rest of the filter as it has Jul 11, 2012 · Re: 60hp mercury fuel problem,HELP? no, the ball was not sucking in,just the glass filter was sucking empty,I checked everything is new and tight?I replaced the glass filter after the ball and it seems to be idleing a little higher,could that have been the issue?lines look great,I replaced them a month ago cleaned the tank replaced all lines a month ago even double hose clamps Sep 6, 2011 · Re: how to check for a bad fuel pump, or an air leak? does primer bulb stay hard,until you start it? if bulb stays hard 4-5 minutes,then its safe to say no air leak. cuvhks bqt gufria ygjmm gepw yxic anbzr iajfyap ghwu anqfe