Fuel Injector Service: fuel injector cleaner and flow test service for boats, jet ski, vehicles, race cars, motorcycles | Marine Fuel Injector Cleaning Service. What should the pressure be at the VST. Stratu Fuel Filter. Features & Benefits: OEM or better performance Polished corrosion-resistant case to help minimize seizing during non-operation Specifically designed. You can purge the fuel system tit is about dry with a Fuel pressure guage. Of course this extra energy also creates more heat so the cooling system requirements of a diesel engine will also be greater. So headed to the ramp but only made it about a mile before it got so bad I could only idol all the way back. My neighbor is a boat mechanic and suspects the fuel pump. Below you will find the most complete list of Mercury trouble codes available. Any reading below this will indicate a defective fuel pump check valve or diaphragm. When the powertrain control module (PCM) gets an input signal from the fuel gauge (or fuel level sensor) that is higher than the actual level of fuel in the gas tank, it will store a P0463 code, and the Check Engine Light will turn on. There's lab testing. When plumbing your sensor into your fuel system, plan carefully to minimize the number of 90 degree elbow fittings and pipe fittings. Cleaned and serviced with oem seal kit installed. Starts first turn off the key, idles and shifts well and all compression numbers within 10psi and within Mercury specs. Engine protection operator warning system: Engine Guardian. provides increased lubrication and extra resistance to carbon. Great savings on Quicksilver Mercury Mariner Outboard, shop now and save big from Ebay!. Fuel economy with standard unleaded was consistently 15. Add to cart View. 11009 2 5/8 ELECTRIC WATER LEVEL 240-33 OHMS Platinum. The Optimax motors are very sensitive to the correct voltage if your battery is old this may be the problem. The first thing I did was checked for pressure at the fuel rail. • 200HP Mercury Optimax Sportjet engine & jet • Diamond plate swim step covering jet on transom • Aluminum mufflers • Fresh water clean out attachment for motor • Hinged aluminum motor cover • Built-in, under-floor aluminum fuel tank, baffled • Secondary fuel feed off tank for kicker fuel. Read the gauge. That makes the Opti's quite a bit more fuel efficient, often more than a 4 stroke. Optimax Service will include Rail Cleaning/Service, Fuel Injector Cleaning and Service, and Direct Injector Cleaning and Service. Re: 115 Mercury Optimax problem If you were getting your reading from the vapor seperator you were reading the low pressure (boost) pump, which is correct for that pressure. When the engine is started, the ECM uses the MAP sensor readings to determine engine load. Optimax 115 - Engine Guardian System Alarm. This confirms that the cause of your 4. Check to be sure you have power to the fuel pump. I understand Merc. The first step in achieving more XS performance is the Level 1. The OptiMax range combines lightweight, compact design with state-of-the art, direct-injection technology to produce optimum performance on the water. I cannot count the times I've had customers bring in no starts and a strong battery cured the fault. 5XS and 250XS, the 225 Pro XS fuel system is pumped up to 95 psi to get more fuel into the combustion chamber and to enhance the atomization of the fuel mixture. 3 fuel system fuel & combustion basics 3-2 fuel tank & lines 3-6 carbureted fuel system 3-12 electronic fuel injection (efi) 3-45 optimax direct fuel injection (dfi) 3-73 fuel/oil routing diagrams (efi) 3-115 air/fuel routing diagrams 3-117 specifications 3-121 4 ignition & electrical systems understanding & troubleshooting electrical systems 4-2. Mercury SportJet 200 HP OptiMax S/N 0E432496 to 0E433492 Situation The 2. 100% Genuine Walbro, made in USA. These motors run amazing when they run and they are a bitch to trouble shoot with out mercs laptop programs. No Direct Injected engine has more experience, testing or success under its belt than Mercury OptiMax. may restrict the fuel flow and could cause engine stalling at low speed, and/ or a lean fuel condition at high RPM, that could cause engine damage. com FREE DELIVERY possible on eligible purchases. Large amounts of Ethanol can also ruin your electric fuel pumps. The OptiMax Diesel utilizes the same fuel pressure (110 psi) and air pressure (95 psi) as our OptiMax 250 SportXS or 300XS. Vintage Outboard Fuel Tank Connector Evinrude Johnson OMC 2 Line Pressure Tank. I continually get the overheating alarm on my 04 Mercury Optimax 150 at low rpms. I understand this was a major problem with the 115-200 horse models and I can find many posts on what everyone thought might fix it but none with a solution. Low fuel pressure is another indication of a bad fuel pump. Add power & style to your fishing trips! Fishing Boats & Service. This Mercury/Mariner Outboard Marine Service Manual/Repair Manual Covers The Following Models: 135HP (135 HP) 150HP (135 HP) Optimax Direct Fuel Injection (DFI) 1998 Model 135/150 1999 Model 135 1999 Model 150 The service manual download for the above listed Mercury Outboard models describes the service procedures for the complete outboard. Spring loaded for ease of use. 1 performance kit. If you experience hard starts especially restarting a short period after shutting off the engine, then one possibility is a leaking fuel system. The M-5000 is equipped with high-capacity circuitry allowing it to handle the extended rigors of marine-specific fuel injectors in addition to flow testing and cleaning 98% of all automotive fuel injectors. “There's something wrong with my fuel pressure regulator” This is a tech call that I field at least 5 times each week. The OptiMax range combines lightweight, compact design with state-of-the art, direct-injection technology to produce optimum performance on the water. These motors run amazing when they run and they are a bitch to trouble shoot with out mercs laptop programs. • Fuel Pressure @ Wide-Open-Throttle - 6-8 psi (Minimum - 4 psi). Incidentally, Optimax had slightly better figures than Ultimate. The Mercury® SportJet® drive features a 200hp V6 Direct Fuel Injection (DFI) OptiMax engine for instant turnkey starting, no-smoke operation, outstanding fuel economy and excellent power. The manuals you've come to know and trust are now available for online viewing. It started out a love/hate thing. Fuel Pressure measured at Starboard Rail Schrader: 88-92 PSI. I understand this was a major problem with the 115-200 horse models and I can find many posts on what everyone thought might fix it but none with a solution. Put it back together and test the air and fuel pressures. have a pressure test done on the fuel manifold to check for pump-regulator pressure and filter performance. to bottom - 80, 80, 90, 55. High performance and sterndrive engines are not excluded, we do Mercruiser, OMC Cobra and Volvo Penta gasoline injectors also. Its not the start up beep or low oil warning. On a boat, some of the most common types of gauges on the dashboard are the tachometer, fuel, speedometer, trim, voltmeter, oil pressure, and water temperature gauges. SportJet Power: The Mercury SportJet® drive features a 200hp V-6 Direct Fuel Injection (DFI) engine for instant turnkey starting, no-smoke operation, outstanding fuel economy and excellent power. 75:1 gears (the same ratio as the 225-hp OptiMax). Fuel injectors are degreased and stripped of all removable parts. These motors run amazing when they run and they are a bitch to trouble shoot with out mercs laptop programs. Online Parts lookup, Large inventories of Mercury Mariner outboard OEM and Aftermarket parts, Same Day Free Shipping, Discounted rates. The engine is unique in that it is truly a "spark ignited diesel," versus glow plug. Now this has changed, OptiMax fuel regulator diaphragms are replaceable with Mercury supplied parts. Inspection A simple fuel pump lift test, as described in the appropriate service manual section, can be. Optimax Service will include Rail Cleaning/Service, Fuel Injector Cleaning and Service, and Direct Injector Cleaning and Service. Walbro replacement fuel pumps, modules, and assemblies are designed to meet or exceed OEM. Optimax – Go Boating. The Mercury 115-horsepower outboard boat motor requires consistent and regular maintenance to run efficiently. Re: OPTIMAX Fuel pressure regulator diaphragm We tried Pelican to rebuild our fuel rail and don't recommend using them. A unique, gasoline-like test fluid is pumped at a precisely controlled pressure (identical to your engines) through the injectors while they are pulsed by injector-drivers built into the equipment. Do not squeeze the primer bulb as the resulting pressure may damage the vacuum gauge. Quickly removes plastic anchors that have center pins without damage to pins or anchor. If lift replaced then sounds like boost starving high pump Re: 2003 Northriver Sportjet 200 HP Optimax fuel delivery pr. I cleaned and ensured the caps on remote tank are super tight. The OPTIMAX is the most MIS-DIAGNOSED Outboard Engine. I really can't complain about the Merc (other than this alarm thing). Common rails dampen the pressure fluctuations when fuel is used by each injector and pumped into the cylinder. Now this has changed, OptiMax fuel regulator diaphragms are replaceable with Mercury supplied parts. Brand new, genuine Mercury (Quicksilver) boost fuel pump. OUT/In MULTi AnD SingLE EnginE InFoRmATion RPM Voltage Oil Pressure Coolant Temperature Tank Level Fuel Trim Position Water Pressure Check Engine Alarm Fuel Flow Engine hours Boost. Mercury Dfi Optimax 200 225 250 3. He took it to a dealer and they told him it needs a powerhead. We can talk about leading edge fuel economy, durability, unbeatable performance, the only industry 3 year factory Corrosion Warranty or Mercury Marine's leading 3+2=5 YEAR engine Warranty, or our extensive network of Specialist Marine Dealers. You should post your serial number because your air pressure might need to be 95 +/- 1 psi and your fuel pressure should be around 110psi. Select Mercury Outboard Test Model Stroke Displacement Fuel consumption WOT Boat owner?. 75 psi is the calculated fuel pressure reading. For people who demand speed and acceleration from their outboards, the OptiMax Pro XS is the only choice. Buy a genuine Mercury Quicksilver or aftermarket part. This is the high pressure pump. Your Mercury OptiMax gets its performance and great fuel economy from the design of its Direct Fuel Injection System (DFI). have a pressure test done on the fuel manifold to check for pump-regulator pressure and filter performance. Features & Benefits: OEM or better performance Polished corrosion-resistant case to help minimize seizing during non-operation Specifically designed. Automatic fuel injector. There's lab testing. Hi all, Just bought a new to me Ranger 681vs with a 2001 mercury optimax 135. Mercury Fuel Line Kits Attwood's new Low-permeation Fuel Line Assemblies set the new standard in performance, safety and value. Models covered are 200 & 225 OPTIMAX DIRECT FUEL INJECTION With Serial Numbers 0G386496 and Above. It all adds up to a complete line of power that delivers more, and delivers it better. I didnt have time to mess with it before I deployed. fuel pump (carbureted fuel system) 4-45 overhaul 4-48 removal & installation 4-47 testing 4-45 fuel pump (optimax direct fuel in,iection) 4-75. Mercury offered me a new complete motor this time but with no warranty. The OptiMax range combines lightweight, compact design with state-of-the art, direct-injection technology to produce optimum performance on the water. Find Pressure In Stock Now. Excessive use may cause a high vacuum, fuel restricting pressure drop across the fuel system. It's not surprising that OptiMax repeatedly led every DI category, including power, fuel efficiency, reliability and versatility. (*This engine has now been superseded). So headed to the ramp but only made it about a mile before it got so bad I could only idol all the way back. The test unit ran a 19-inch SS prop and was installed by Nowra Marine, on the NSW South Coast. 1999-2002 Manual Covers: Mercury Outboard 30HP, 40HP (4-Stroke) - Non-Bigfoot & Bigfoot Engine-Motor (Four-Stroke) starting with serial number 0G760300 and above. au Fuel induction system: 2-stage Direct Fuel Injection (DFI) Recommended fuel: 87 octane compatible (up to 10% ethanol) Recommended oil: Mercury OptiMax DFI Oil. This boosts your Optimax 300XS an additional 25HP and 25 ft lbs of torque. 3 fuel system fuel & combustion basics 3-2 fuel tank & lines 3-6 carbureted fuel system 3-12 electronic fuel injection (efi) 3-45 optimax direct fuel injection (dfi) 3-73 fuel/oil routing diagrams (efi) 3-115 air/fuel routing diagrams 3-117 specifications 3-121 4 ignition & electrical systems understanding & troubleshooting electrical systems 4-2. Dual Pressure Gauge Kit Used for Mercury DFI Outboards, (OE # 91-881833A03 ) Replaces: 91-881834A1, 881834A1, 91-852087, 91-852087A1, 91-852087A2, 91-852087A3 JavaScript seems to be disabled in your browser. If you think you have a problem with your outboard motor's fuel pump, a quick test completed while you are boating can answer all but one question. It is a 2001 225hp Optimax that shut down the other day and just cranks now without starting. The can fail in various ways, some of which can be fixed and others not. How to Replace the Fuel Filters in Your Outdoor Power Equipment This video will help you troubleshoot your fuel-line replacement repairs. I really can't complain about the Merc (other than this alarm thing). We are not affiliated with Mercury Marine and accept no advertising. Select Mercury Outboard Test Model Stroke Displacement Fuel consumption WOT Boat owner?. To obtain reverse, a gate lifts into position over the outlet re-directing the pressure stream in the opposite direction. New/ OEM Mercury Optimax Fuel Rail AIR and FUEL REGULATOR DIAPHRAGM **NOT the tracker diaphram** You are bidding on one New - OEM Mercury Optimax DFI Regulator Diaphram. Electric Fuel Pump If an electric fuel pump is used, the fuel pressure must not exceed 4 psig at the engine. Features a copper alloy tube sensing element. 5L Outboard Motor For Sale Water-cooled with thermostat & pressure-controlled; Mercury OptiMax/DFI Outboard Oil; Recommended Fuel. Air in fuel line. Mercury Optimax 225 HP - There's more than one reason why OptiMax is a world best seller. Fuel Pressure measured at Starboard Rail Schrader: 88-92 PSI. Have a compression test done as the engine is getting long in the tooth and may need refreshing. floatation standards on boats under 20' • Meets U. Fuel Pressure Gauge Kit Fits Mercury Outboards and Sterdrives with Schrader valve test fitting Mercarb, Weber, & TBI applications (Our # 2-109608). Both motors are within the 10% norm, and that compression test was done cold. A snap clamp is provided to assist hard plumbing the fuel line to the outlet barb on the Fuel Demand Valve. The fuel consumption on the Opti is a better than the Vrod, performance curve is similar. The team continues to put each pump though the same brutal testing race after race. Add power & style to your fishing trips! Fishing Boats & Service. Stuff catch rags underneath the fuel pressure damper and fuel pressure regulator to catch fuel when disconnecting the fuel supply and return lines. Compatible with all sterndrive, Verado, OptiMax, and FourStroke® engines 40 hp and above. This past trip Don recommended I have my fuel rails and injectors serviced over the winter during my down time. The FDV installs onto the fuel hose between the fuel tank and primer bulb, and prevents fuel from flowing unless there is demand from the engine. Check out CamelPhat on Beatport. The vapour pressure of fuel with ethanol will be greater (if the base fuel is not chemically adjusted) and probability of vapour lock or hot restartability problems will be increased. pressure gauge to the fuel pressure test port and turn the ignition key to the ON position. This video walks you through the steps of how to test for a spark using a spark tester. 5 miles to the gallon. Procedure for Testing: - Turn off the fuel valve or make sure fuel is not present in the cylinder. You should post your serial number because your air pressure might need to be 95 +/- 1 psi and your fuel pressure should be around 110psi. Last weekend I also inspected the tracker diaphram an it looked OK, as did air pressure test. 5 liters all have the same bolt pattern at the bottom and will techically interchange, but with differences in exhaust size other changes would be needed, specifically the plates at the top of the mid, or in the case of the high perf stuff, the one piece plate. Pro Stock Bass 250 and 1600 lb. The Mercury Outboard Service Manual Applies to the Following Years: Includes 1 to 4 cylinder, V6 and V8 engines including Jet Drives. I hooked up a fuel pressure gauge and when I turned on the key the first time it only went up to 20psi. Bring your boating to the top with Suzuki Marine. The test unit ran a 19-inch SS prop and was installed by Nowra Marine, on the NSW South Coast. Airtex external electric fuel pumps are precision-machined to maintain accurate metering for reliable fuel delivery. WARRANTY INFORMATION 3 WHAT IS NOT COVERED: This limited warranty does not cover routine maintenance items, tune ups, adjustments, normal wear and tear, damage caused by abuse, abnormal use, use of a propeller or gear ratio that does not allow. Large amounts of Ethanol can also ruin your electric fuel pumps. Our Mercury Outboard Fuel Pump Kit are at the lowest prices and same day shipping!. Hourmeter: IS0011c - Hourmeter installation instructions. Low-pressure Direct Fuel Injection (DFI) delivery, corrosion-resistant alloys and finishes, and rugged components keep Mercury OptiMax outboards on the water, season upon season. Atomized fuel is injected directly into each combustion chamber, backed by a precise charge of compressed air, and the fuel / air mixture is directed toward the spark plug by a uniquely shaped piston. OptiMax was not designed as a fuel system to bolt onto an existing engine, but as a new power plant to complement Mercury's line of outboard engines. The fuel was tested using the HFRR testing facility at the Laboratory. Unlock VW and AUDI features easily! OBDeleven Pro Review; VCDS alternative - Netcruzer TECH - Duration: 22:26. By Lenny Rudow. The port engine has started to act up where it will stutter once it warms up running above 3000rpm. Shop with us at wholesale prices and get free shipping over $50. From what I hear, the motor can be spinning at what sounds like the right speed, but if your batteries are old or weak, the systems shut down and she just won't start. In short, there was no difference in bhp on a family saloon, however there were significant bhp and torque gains when testing the performance cars. Assembly includes the Fuel Demand Valve and a threaded fitting (for tank connection). 70 psi), the formula appears as: • kPa: 191 – 101 = 90 + 350 = 440. Find out why Mercury OptiMax is the best Direct Injected TwoStroke you can buy. These motors run amazing when they run and they are a bitch to trouble shoot with out mercs laptop programs. If you are having or had fuel issues with your Optimax, you probably have read about the fuel regulator and how it is not serviceable and Mercury would have you order a new port fuel rail for somewhere between $1200-1600. Atleast 4 or 5 times of getting trip cut short and idle speed all the way back to the boat ramp due to an heat alarm. - D isconnect one spark plug wire from the spark plug at a time. (water in fuel) one of 8 things that will give the 4 notes every 2 minutes alarm. OptiMax was not designed as a fuel system to bolt onto an existing engine, but as a new power plant to complement Mercury's line of outboard engines. All multi cylinder engines may have varying pressure from cylinder to cylinder. Recently switched from Supermarket petrol to Shell optimax (filled full tank when on empty) and I get the impression that my fuel consumption has improved. 11548) where applicable. Your Clymer Manuals Mercury/Mariner 75 - 250 HP Two-Stroke Outboards, 1998-2009 B727 online manual is viewable with a magazine reader and features the same content as the printed manual. Injector coils are now tested for resistance, shorts, and current draw. SKU#: 888733T02. Mercury Fuel Line Kits Attwood's new Low-permeation Fuel Line Assemblies set the new standard in performance, safety and value. 10 To order call 954-480-9647 or email us with your request. Search: Search Erratic tachometer boat. Fuel Level Gauge: IS0008e - Fuel Level Gauge installation instructions. Fuel Pump, Fuel Pump, Hi Pressure, Oe Verado 135-300 Mercury 75-90 4 Stroke 880596t55. Run fault codes. 1 l/100km – a reduction of 2. Select Mercury Outboard Test Model Stroke Displacement Fuel consumption WOT Boat owner?. It's not surprising that OptiMax repeatedly leads every direct injection category – including power, fuel efficiency, reliability, and versatility. Find competitive prices on auto repair tools equipment from OTC Tools, Sunex Tools, Robinair and other top brands. These motors run amazing when they run and they are a bitch to trouble shoot with out mercs laptop programs. Diagnostic Trouble Code (DTC): P0463 P0463 code definition. Pressurize the fuel system that goes to the en gine to 8 psi (55 kPa) with a hand pump to see if it holds this pressure. Fuel Line Pressure @ Injectors Air Pressure High Pressure Electric Fuel Pump Amperage Draw Low Pressure Electric Fuel Pump Amperage Draw Low Pressure Electric Fuel Pump Output Fuel Injector Ohm Resistance Direct Injector Ohm Resistance Fuel/Air Differential 6 WHT/RED + RED/WHT Leads WHT/YEL + YEL/WHT Leads WHT/PPL + PPL/WHT Leads WHT/BRN + BRN. Run fault codes. Fuel Pumps Online. OptiMax 250 Sport XS The One From Which All Others Are Measured. He said the injectors were dirty, and as I say the fuel regulator diaphram and air regulator were dirty as well. Inspection A simple fuel pump lift test, as described in the appropriate service manual section, can be. Low-pressure Direct Fuel Injection (DFI) delivery, corrosion-resistant alloys and finishes, and rugged components keep Mercury OptiMax outboards on the water, season upon season. The Optimax motors are very sensitive to the correct voltage if your battery is old this may be the problem. If lift replaced then sounds like boost starving high pump Re: 2003 Northriver Sportjet 200 HP Optimax fuel delivery pr. Just installed new high-pressure fuel pump and NGK spark plugs by Mercury marine mechanic. Price is for each. Fuel pressure is dynamically controlled based on intake manifold absolute pressures. However, because diesel engines use a different process to combust their fuel, where a traditional gasoline engine compresses a mixture of gasoline and air and ignite it with a spark, diesels compress air only, then spray in fuel which is ignited by the heat and pressure, their injection systems differ in design and operation from gasoline. Also, if there is none in the line, but, when you turn the switch on, fuel drips out of the hose, it is bad. Diagnostic Trouble Code (DTC): P0463 P0463 code definition. Secondly, many of our fuel pump kits include only the fuel pump itself and installation kit. Improved durability and response - Only OptiMax Pro XS features Carbon Fiber Reeds to control airflow into the engine crankcase. New Fuel Cleanliness Test Kit (The Fleetguard portable fuel analysis kit (part number FK36000) will help determine fuel quality to identify sources of contamination and prevent engine fuel system problems. Cables; Cable Steering Complete Kits; More in Steering System. Features a copper alloy tube sensing element. I really can't complain about the Merc (other than this alarm thing). FREE Shipping. WALBRO/TI MARINER DUAL High/Low Pressure Fuel Pump Module Assembly 888725T02 - $199. SportJet power. The OPTIMAX is the most MIS-DIAGNOSED Outboard Engine. How do I test my fuel sender? A fuel sender can be bench tested with a multimeter. The kit shown is for testing of automobile compression. Optimax 115 - Engine Guardian System Alarm. OE: 91-881833A2, 91-881833A03, 881833A03 JavaScript seems to be disabled in your browser. The buildup of salt in your outboard can cause blockages that result in overheating and eventual corrosion. 5 miles to the gallon. Roughly 95% of the fuel pressure regulators we sell are for a return style fuel system, so that’s what I’m going to focus on for this tech article. Check out CamelPhat on Beatport. Output for the 3rd fuel pump, the crankcase vacuum driven pump, is measured at idle and is supposed to be 2-3 psi. Cleaned and serviced with oem seal kit installed. The Consequences of a Bad Filter There are many ways a fuel pump can malfunction. 1999 Isuzu Rodeo 4 Cylinder 2. I am surprised that the readings don't go up or down when you go for a ride. Pressurize the fuel system that goes to the en gine to 8 psi (55 kPa) with a hand pump to see if it holds this pressure. Took fuel line off the lift pump and no fuel came out of the line and the inside of the line was dry. SMARTCRAFT ® TEcHNOLOGY. Advanced Search Yamaha 2 stroke outboard oil mix ratio. These motors run amazing when they run and they are a bitch to trouble shoot with out mercs laptop programs. Another reason that everyone "1 wrench" ShadeTree Mechanic should have a fuel prssure. I hooked up a fuel pressure gauge and when I turned on the key the first time it only went up to 20psi. Vintage Outboard Fuel Tank Connector Evinrude Johnson OMC 2 Line Pressure Tank. The EFI models inject fuel at the reed valves, whereas Optimax models inject fuel directly into the combustion chamber along with pressurised air for a complete burn. 8 kPa) and fuel pressure gauge should indicate 89 2 psi (613. Low-pressure Direct Fuel Injection (DFI) delivery, corrosion-resistant alloys and finishes, and rugged components keep Mercury OptiMax outboards on the water, season upon season. The OptiMax range combines lightweight, compact design with state-of-the art, direct-injection technology to produce optimum performance on the water. 2004 Mercury/Yamaha 4-stoke EFI 115hp EXLPT OT812944 1950hrs. Put it back together and test the air and fuel pressures. 100 1000E 1000E(LS) 1000EL 100ELPTO 100EXLHPTO 100EXLPTO 102 CC Sailpower ML 10M Seapro 10ML Seapro 110 110 (LS) 1100E 1100SS 110E 110EL 110L 110M 110ML 1150E 1150EL 1150ELPT 1150XLPT 115EL 115EL/PT 115ELPT 115ELPT 4-Stroke 115ELPT EFI 115ELPT EFI 4-Strk Salt 115ELPT EFI 4-Stroke 115ELPT EFI Salt 115ELPT Optimax 115ELPT Optimax Saltwater. 2 gph and gave us a range of 106 miles. Information on this page is provided to you as a free service of iboats. We can talk about leading edge fuel economy, durability, unbeatable performance, the only industry 3 year factory Corrosion Warranty or Mercury Marine's leading 3+2=5 YEAR engine Warranty, or our extensive network of Specialist Marine Dealers. (water in fuel) one of 8 things that will give the 4 notes every 2 minutes alarm. 1 mph at 5500 rpm and we burned 20. Utilization of ICP helps us maximize ignition and fuel calibration. Oil in the fuel can raise emissions and clog injectors. Mercury’s new outboard weighs just 24 pounds more than their popular OptiMax 150 direct-injected two-stroke. Introduced in 1995, Mercury's OptiMax direct fuel-injection system was a lead bull in the manufacturers' stampede toward cleaner two-stroke engines. Cleaning and Testing Service for Mercury Optimax and Tohatsu Air Injectors. Optimax Service will include Rail Cleaning/Service, Fuel Injector Cleaning and Service, and Direct Injector Cleaning and Service. 2L Stroker Optimax also fits 3. 5XS and 250XS, the 225 Pro XS fuel system is pumped up to 95 psi to get more fuel into the combustion chamber and to enhance the atomization of the fuel mixture. View wiring diagrams and schematics for hundreds of popular boats including Lowe, Larson, Alumacraft, Lund, and others. It all adds up to a complete line of power that delivers more, and delivers it better. We can talk about leading edge fuel economy, durability, unbeatable performance, the only industry 3 year factory Corrosion Warranty or Mercury Marine's leading 3+2=5 YEAR engine Warranty, or our extensive network of Specialist Marine Dealers. (*This engine has now been superseded). Fuel Pump & MerCarb Mercury: Cooling Impeller Pump Mercury: Complete Lower Unit Mercury: Mercury Parts By HP or MODEL: Lower Unit/Gear Case Mercury: Powerhead & Engine Mercury: Shop/Repair Manual Mercury: Midsection & Trim Tilt Mercury. I'm trying to help out a friend that has a 2000 225 optimax that has an intermittent problem. Let's take a look at what your results mean: CASE 1: If the fuel pressure gauge registered 0 PSI. 2 gph and gave us a range of 106 miles. Thanks to an exclusive low pressure two-stage direct-injection process, a burst of air and fuel are mixed together forcing a fine mist of microscopic, atomised fuel and air particles directly into the cylinder. Small issues may not affect the fuel pressure, but will only affect your fuel economy. Donk is a Merc 2004 115 (Salwater) Optimax OB. 5L 2003-2018Replaces 888725T02 (lift) + 888733T02 (High Pressure)$700+ FROM THE DEALERSHIP - EXACT SAME WALBRO/MERCURY FUEL PUMPS!!. Remove the vacuum hose that attaches to the fuel pressure regulator, making sure the engine isn't running. High-octane fuel burns more efficiently and lower octane fuel can actually cause detonation or engine knock in high performance engines (where the pressure in the cylinder causes combustion prematurely. Brand new, genuine Mercury (Quicksilver) boost fuel pump. Designed and written to serve the needs of the professional mechanic, do-it-yourself boat enthusiast, Technical School Instructor and student, our manuals and electronic subscription products are based on actual teardowns performed by our editors. I hooked up a fuel pressure gauge and when I turned on the key the first time it only went up to 20psi. Although the fuel pressure might indicating correctly at idle it does not mean that the pump can maintain full pressure at wide open throttle. I also use a fuel pressure gauge to test the high pressure pump while the boat is running. Sierra fuel water separators remove over 99. CHAPTER FOUR, LUBRICATION, MAINTENANCE AND TUNE-UP. The OptiMax 90 is based on the same three cylinder, 1. 7 L Mercruiser 6. I have seen this happen where the crankshaft position sensor was faulty, therefore there was no power to the fuel pump or any spark produced to the coils. FUEL SYSTEM Section 3B – Direct Fuel Injection Testing Electric Fuel Pump Pressure Output 3B-24 (Mercury Optimax 200 M2 Jet Drive). Walbro replacement fuel pumps, modules, and assemblies are designed to meet or exceed OEM specifications, and feature upgrades that improve on the OEM. I understand Merc. As the motor uses up the the gas in the cylinder, the float drops and triggers a contact that turns the pump on to fill up again. On a boat, some of the most common types of gauges on the dashboard are the tachometer, fuel, speedometer, trim, voltmeter, oil pressure, and water temperature gauges. My first post p0327 p0332 p0523 p1626 P0327 - Knock Sensor Circuit Low Voltage P0332 - Knock Sensor 2 Circuit Low Input (Bank 2) P0523 - Engine Oil Pressure Sensor/Switch Circuit High Voltage P1626 - Theft Deterrent Fuel Enable Signal Not Received Hello, this is my first post im in Saudi Arabia. Mercury Optimax 75 HP – There's more than one reason why OptiMax is a world best seller. The Air Compressor builds about 80 PSI of air pressure in the fuel rails. The System Monitor will power up when the ignition is turned on. We all know that a tank test does not load a motor. have a pressure test done on the fuel manifold to check for pump-regulator pressure and filter performance. Watlow's new OPTIMAX® heat exchanger helps you achieve a more efficient Capex. The term “ethanol-blended fuel,” or E10, refers to fuel that contains 10 percent ethanol and 90 percent gasoline. 0l fits xs ,optimax and efi and carb coweling of at syle. I worked in a merc shop for several years and this was the cause of many of our headaches. How to Compression Test on Mercury 2-Stroke Outboard Engine November 17, 2016 Repair Manual Do-It-Yourself Outboard Repair Guides 2 Its highly recommended to always use a outboard repair manual for your specific year and model outboard engine when preforming a cylinder compression test on your motor. Good compression on both, see pics for numbers. Hi there, thanks for writing in. I spent the whole summer trying everthing I could think of cooling wise, but didnt spend much effort on the fuel system. Major bummer! First, make sure you're safe — power losses can be dangerous if there are heavy seas or bad weather. MERCURY DOWNLOAD 1998 1999 Service Manual 135/150 HP Optimax HP) Optimax Direct Fuel Injection (DFI) Control Lever and Linkage High Pressure Fuel Line High. WALBRO/TI MARINER DUAL High/Low Pressure Fuel Pump Module Assembly 888725T02 - $199. 5 miles to the gallon. Some features may not work as intended in your current browser. pressure gauge to the fuel pressure test port and turn the ignition key to the ON position. Mercury 250 OptiMax Pro XS Outboard, Control System 2013 Mercury Marine's 250 XS has been highly successful in boat racing, and the 250 OptiMax Pro XS builds on that success. The regulator will constantly bleed off pressure inside of the rail to maintain the same effective pressure at all operating conditions. 10 To order call 954-480-9647 or email us with your request. Your Clymer Manuals Mercury/Mariner 75 - 250 HP Two-Stroke Outboards, 1998-2009 B727 online manual is viewable with a magazine reader and features the same content as the printed manual. Mechanical Pressure Gauge Hose 7. Mercury engineers leveraged the Mercury Racing heritage to develop this family of high-performance Direct Injected outboards. Outboard Motors service and repair manuals. Either one or the other will fell better. Diesel fuel has much more BTU per gallon than gasoline. 1999 Isuzu Rodeo 4 Cylinder 2. 40 Hp Vs 50 Hp Outboard. The oil-injection system is designed to operate from 44:1 at WOT to 400:1 at DST, though currently these ratios are a little richer. I have replaced the high and low pressure fuel pumps, rebuilt the lift pump, changed the filters, added racors, cleaned the fuel rails, cleaned the injectors in an ultrasonic cleaner, replaced torn tracker valve, replaced torn fuel diaphram, and checked the fuel pressure regulator using the port engine for testing since it was not affected by. Symptoms caused by leaking REGULATOR DIAPHRAGMS point to: Bad Injectors Bad Fuel Pumps Leaking VST Air in Fuel Lines Bad Gas Bad TPS New rubber DIAPHRAGMS from OptiMaxFuelRailRepair. Honest bolt on power. At the schrader valve on the fuel rail, gasoline vapor was coming out of the air pressure regulator. Testing Electric Fuel Pump Pressure Output 3B-20 50 1 DECAL-Logo (Mercury Optimax 250) 51 1 DECAL-EPA Label Info. 100% Genuine Walbro, made in USA. NOTE: After 15 seconds of cranking engine with starter motor, air pressure gauge should indicate 79 2 psi (544. Optimax For Sale. Now this has changed, OptiMax fuel regulator diaphragms are replaceable with Mercury supplied parts. 2 US gallon tank, meets United States calendar year 2011 EPA requirements for a pressurized portable fuel tank. Record the results. Cleaning the Injector Note: This should be done with great care, Content Retrieval.