Optimax Fuel Pressure Test

Pressure figures have been rounded to the nearest whole number, since fractions of a pound in this case are not at all significant. Optimax Service will include Rail Cleaning/Service, Fuel Injector Cleaning and Service, and Direct Injector Cleaning and Service. Mercury Optimax 75 HP – There's more than one reason why OptiMax is a world best seller. Pro Stock Bass 250 and 1600 lb. The can fail in various ways, some of which can be fixed and others not. Whenever possible, use large radius hose bends instead of elbows. supply hose to confirm that the Vapor Separating Tank (VST) is filled with fuel. Outboard Flushing, The Right Way. I understand Merc. 75:1 gears (the same ratio as the 225-hp OptiMax). Fuel Economy. It's not surprising that OptiMax repeatedly led every DI category, including power, fuel efficiency, reliability and versatility. Hi there, thanks for writing in. In the maintenance section you will find complete maintenance specs, maintenance charts, intervals and recomendations including step by step procedures for the following: Spark plug Fuel line Replace fuel hose Breather hose Engine oil Gear oil Lubrication Anodes & Bonding wires Battery Fuel mixture check Engine oil filter Low pressure fuel filter High pressure fuel filter Ignition timing Idle speed Tappet clearance Water pump Water pump impeller Propeller nut & pin Balancer chain Bolt & Nuts. 100% Genuine Walbro, made in USA. Fuel system problems The most likely problems to beset older two-stroke outboard engines are with the fuel system. Nothing beats a day on your boat when you know it's powered by the perfect engine. You can purge the fuel system tit is about dry with a Fuel pressure guage. By John Tiger. Mercury engineers leveraged the Mercury Racing heritage to develop this family of high-performance Direct Injected outboards. Similarly, E85 refers to fuel that contains 85 percent ethanol and 15 percent gasoline. Outboard Fuel Parts - Since 1998, iboats is the most trusted water lifestyle online store for boat parts and accessories, boats for sale, and forums. 0 MERCURY 1998-2000 OPTIMAX 200, 225 3. Outboard Motors service and repair manuals. For people who demand speed and acceleration from their outboards, the OptiMax Pro XS is the only choice. Following the procedure in the owners manual. 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. Aprox 80 for the air and aprox 90 on the fuel rails. How Electronic Fuel Injection Works. Your Mercury OptiMax gets its performance and great fuel economy from the design of its Direct Fuel Injection System (DFI). With the multimeter set to the Ω setting put the red probe on the post that is the gauge lead and put the black probe on the ground post or on the body of the fuel sender. 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. :icon_bs: Yesterday after some initial diagnosis I water tested the boat and it does not need a powerhead. (Compatible With Mercury) High Pressure Fuel Pump DFI Optimax MANY 200 225 250 275 300 888725T02. 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. Fuel Efficiency Ultimate Efficiency. 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. Spring loaded for ease of use. 35mm Diameter. 00 per gallon/ US $1. Walbro replacement fuel pumps, modules, and assemblies are designed to meet or exceed OEM. standards on boats 20' and over • 1/2" 50 year pressure treated plywood floors covered w/ marine boat decking • Forward wing for wave deflection. Outrage 180 on galvanized trailer , brakes , spare wheel , 135 hp mariner optimax V6 , trim & tilt , hydraulic steering , gauges , oxygen tower with canopy , Ski hatch , 91 litre built in fuel tank , navigation lights , new upholstery , battery , buoyancy , boat cover , motor cover , rear step ladder. 2006 mercury optimax 225. The OPTIMAX is the most MIS-DIAGNOSED engine out there. 1999 Isuzu Rodeo 4 Cylinder 2. Watlow's new OPTIMAX® heat exchanger helps you achieve a more efficient Capex. Fuel Economy. 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. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there?. Mercury optimax 200HP sparkplug maintenance. Cleaning the Injector Note: This should be done with great care, Content Retrieval. Mercury - Mariner Fuel Pumps, Kits & boat parts, find other Mercury - Mariner boat parts at Go2marine. Speedometer with Pitot Tube: IS0010f - Speedometer with Pitot Tube, Mechanical installation instructions. MERCURY 225 HP OPTIMAX 225 HP Model: 225 OPTIMAX Cooling Water-cooled with thermostat & pressure-controlled A Mercury Marine-Powered Test Run Around Manhattan. With gauges inserted (using Tee fittings) and some clear hose, it is then just a matter of operating the motor at maximum fuel flow (wide open throttle) and note the. I had a very very small amount of fuel just barely trickle out and it did not appear to have any pressure behind it. Output for the 3rd fuel pump, the crankcase vacuum driven pump, is measured at idle and is supposed to be 2-3 psi. eng i Declaration of Conformity – For Recreational Craft Propulsion Engines with the Requirements of Directive 94/25/EC as amended by Directive 2003/44/EC. one thing to check would be your primer ball. At 2,000 RPM on starboard engine (0 RPM on port), the meter will read 9 volts on starboard side and 2 volts on port. Walbro replacement fuel pumps, modules, and assemblies are designed to meet or exceed OEM. Automatic fuel injector. Last couple of offshore trips I've been averaging from between 3. 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. Fuel Economy: 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. The auto industry leader in fuel delivery products, Airtex covers more than 250 million vehicles in operation today with their fuel pumps and assemblies for cars, trucks, fleet, and specialty vehicles. Most of them have a long slear tube where you can depressurize the fuel system. • Fuel pressure @ Idle - 2-3 psi (Minimum - 1 psi). Select Mercury Outboard Test Model Stroke Displacement Fuel consumption WOT Boat owner?. The System Monitor will power up when the ignition is turned on. You have no items in your shopping cart. Have a compression test done as the engine is getting long in the tooth and may need refreshing. Mercury/mariner Download 2001 Service Manual 50/60 Hp 50hp 60hp 4 Stroke Outboard DOWNLOAD HERE 2001 Service Repair Manual Application: 2001 (01) Mercury-Mariner models 50 HP (50HP) & 60 HP (60HP) 4-Stroke (Four Stroke) Outboard Engines With Serial Numbers 0T178500 and Above. FREE Shipping. 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. 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. A Primer on Primers Proper Installation of Primer Bulbs in Fuel Lines Purpose of the Primer Unlike your automobile engine, which typically has an electrical fuel pump located in the fuel tank itself that delivers fuel under pressure to the engine, most outboard motors have only a simple diaphragm fuel pump that operates from engine vacuum. Output for the 3rd fuel pump, the crankcase vacuum driven pump, is measured at idle and is supposed to be 2-3 psi. Only 3 left in stock - order soon. What should the pressure be at the VST. Check out CamelPhat on Beatport. Both come almost fully dressed (missing low pressure fuel pumps on both). Any reading below this will indicate a defective fuel pump check valve or diaphragm. net file storage service. Safety precautions, Test propeller, General information, 65 jet, 75 hp and 90 hp, 80 jet and 100-125 hp (except 115 Optimax) / 105 jet, 140 jet and 135-200 hp carbureted, 150-200 hp electronic fuel injection (EFI), 115-225 hp Optimax (direct fuel injection), 225 hp carbureted, 225 and 250 hp EFI,. The OPTIMAX is the most MIS-DIAGNOSED Outboard Engine. Symtoms caused by leaking REGULATOR DIAPHRAMS point to: Bad Injectors Bad Fuel Pumps Leaking VST Air in Fuel Lines Bad Gas Bad TPS Rubber Regulator Diaphrams dry and crack because of today's fuel content. If your car doesn’t have the right valve, an adapter can help you out. I have a mark optimax 150 that won't start fuel pressure is 80 psi and so is the air pressure 80 psi both injector pumps seem to run fine and I have replaced all the rubbers in the pump housing Posted by Phillip Cunningham on Dec 30, 2016. If ECM sensors test Ok , ECM has been replaced and voltage to it and pumps is good, injectors are working and fuel pressure to the injector rails is corrrect at speed , that sure covers a lot!. 75:1 gears (the same ratio as the 225-hp OptiMax). have a pressure test done on the fuel manifold to check for pump-regulator pressure and filter performance. In the maintenance section you will find complete maintenance specs, maintenance charts, intervals and recomendations including step by step procedures for the following: Spark plug Fuel line Replace fuel hose Breather hose Engine oil Gear oil Lubrication Anodes & Bonding wires Battery Fuel mixture check Engine oil filter Low pressure fuel filter High pressure fuel filter Ignition timing Idle speed Tappet clearance Water pump Water pump impeller Propeller nut & pin Balancer chain Bolt & Nuts. Controls and gauges that have to face the ultimate test. I have Mercury 115 optimax with a fuel problem. Specially designed for removal of push pins with center locking pin. 10 Micron Short Fuel Water Separator Filter by Sierra Sierra fuel water separators remove over 99. 5 hours ran perfect. And then add to fuel regularly. We offer a wide range of Mercury Fuel Pressure Regulators of all the best brands in the industry at an affordable rate that fits the Price Range you are looking for. Air pressure is supposed to be approximately 10 psi below the high pressure fuel pressure at all times, and the ECU uses this info to set fuel mix, oil mix, and timing. Only 3 left in stock - order soon. Mercury Outboard Service and Repair Manual. roblox pet simulator codes list 3d face app decision pending status towable lift for sale craigslist home assistant webhook google colab cv2 imshow biometric id card must win teams today donate button deep learning models for plant disease detection and diagnosis tamil matrimony female photos coimbatore dapat uang gratis langsung masuk rekening 108 names of durga in durga. 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 also use a fuel pressure gauge to test the high pressure pump while the boat is running. Models covered are 135 & 150 OPTIMAX DIRECT FUEL INJECTION With Serial Numbers OG590000 and Above. With the multimeter set to the Ω setting put the red probe on the post that is the gauge lead and put the black probe on the ground post or on the body of the fuel sender. 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. By clicking close you agree to use the site as is. I'm trying to help out a friend that has a 2000 225 optimax that has an intermittent problem. This confirms that the cause of your 4. It's a shame Newport Dave is no longer with us to provide some of his very high-tech insight of fuel-injected systems. 3 fuel system carbureted fuel system electronic fuel injection (efi) optimax direct fuel injection (dfi) fuel/oil routing diagrams (efi) air/fuel routing diagrams specifications 3-12 3-43 3-71 3-106 3-107 3-111. Check to be sure you have power to the fuel pump. 2 5/8 ELECTRIC FUEL PRESSURE 0-100 PSI - INCLUDES SENDER Platinum. There's lab testing. 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. By clicking close you agree to use the site as is. Fuel Level Gauge: IS0008e - Fuel Level Gauge installation instructions. Runs on peanuts. Fuel in the air side of the rail will cause spark plug fouling. 25 and a hair over 3. 91-881834A1 Fuel and Air Pressure Gauge Kit $529. 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. 1 performance kit. CHAPTER FOUR, LUBRICATION, MAINTENANCE AND TUNE-UP. Oil pressure Coolant temperature Fuel tank level percent Fuel flow Engine hours Boost pressure Oil temperature NMEA 2000 only in/out supported Fluid level percent (Fuel 2, oil, water, waste) Trim position Water pressure Check engine alarm IMPORTANT: NMEA 2000/J1939 alarm data is limited, refer to the MercMonitor display for descriptive fault. The OPTIMAX is the most MIS-DIAGNOSED Outboard Engine. 8 kPa) and fuel pressure gauge should indicate 89 2 psi (613. That speed reduced the fuel burn to 6. Hi there, thanks for writing in. Include Attwood's exclusive Award winning Universal Sprayless Connector (hose and tank fittings), Attwood's exclusive Multi-layer low-permeation Primer Bulb and fiber reinforced, low permeation, high performance fuel line. 4 l/100km or in percentage terms, a reduction of 15. I ran into some guy at the launch ramp one time who had the exact same boat, but with a 175 HP Merc. Your fuel pressure gauge should register: 30 to 45 PSI with the Key On Engine Off (KOEO) if the fuel pump is OK. both founded on testing of bigger models. Cast-in-head or non-removeable hous-ing should be adapted with primary spin-on adaptor (Racor Part No. I checked the manual and it states this might be the engine running on cold after start up. The first thing I did was checked for pressure at the fuel rail. When the engine is making 10psi boost, the regulator will adjust and increase rail pressure to 68psi, again resulting in 58psi of effective pressure. Automotive Superstore ships Australia wide. Output for the 3rd fuel pump, the crankcase vacuum driven pump, is measured at idle and is supposed to be 2-3 psi. Used 2012 Mercury OptiMax Pro XS Two Stroke E175DPLIN 20 Inch Shaft Length Direct Fuel Injected Outboard Motor For Sale This engine is very good condition with good even compression. Like the 2. 0 MERCURY 300X 3. This Site is best viewed in IE7 or newer and Firefox 3 or newer. 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. Outboard Surging/bogging problems. Fuel system problems The most likely problems to beset older two-stroke outboard engines are with the fuel system. 90-822900r3 december 1997 fuel system - 3c-9 fuel pump ref. Difference between Mercury Pro XS and Optimax by Jarrett Edwards. Not all of us can afford a new boat/outboard. Automatic fuel injector. WitchHunter Performance offers fuel injector cleaning and flow testing with our computer controlled injector testing machines. just before the fuel pump, some clear hose also at the fuel pump inlet and a pressure gauge at fuel pump outlet. 255Lph Fuel Injection Pump Tank+140 Psi Pressure Regulator+Oil-Filled Gauge Gunm See more like this For Mazda Jdm Vip 0-160 Psi Adjustable Fuel Pressure Regulator + Gauge + 6An Fit (Fits: Mercury) Brand New. 5 cm) shaft lengths it is outfitted exclusively with the robust Torque Master gearcase. Check out CamelPhat on Beatport. I have a 2006 225 Optimax that is getting fuel in the air rail. IMPORTANT: Oil must be NMMA certified TC‐W3 2‐Cycle oil. On a carbed motor you would start with a shock treatment as the fuel goes through the throttle body. Put it back together and test the air and fuel pressures. You state that the filter was last changed in 2007 so it is well past it's blocked up date. Optimax air injectors and Fuel Pressure specifications. Like the 2. I am surprised that the readings don't go up or down when you go for a ride. eng i Declaration of Conformity - For Recreational Craft Propulsion Engines with the Requirements of Directive 94/25/EC as amended by Directive 2003/44/EC. Shop Mercury Outboard Fuel Pump Kit at Wholesale Marine. SportJet power. Mercury 2006 OptiMax 150 Fuel Return Hose 804822 See more like this. Run fault codes. 5 litre block as the OptiMax 75, 115 and 125. 2 stroke outboard rpm. Fuel Pumps Online. Following the procedure in the owners manual. Controls and gauges that have to face the ultimate test. Typical Optimax Fuel Pressure and Air Pressure specifications are listed below: Fuel Pressure at Starboard Rail Schrader 88-92 PSI. It has been fully serviced with new thermostats installed. Fuel Pressure measured at Starboard Rail Schrader: 88-92 PSI. Visit Robertson's Marine in Salt Lake City, UT Today!. "The best and only way to remove push pins without damage". No Direct Injected engine has more experience, testing or success under its belt than Mercury OptiMax. Low Pressure Electric Fuel Pump 168. This Seloc outboard repair manual covers Mercury 4 stroke marine motors for the years 2005-2011. 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. Fuel Pumps Online. It gets damn good fuel economy all things considered. Small issues may not affect the fuel pressure, but will only affect your fuel economy. The first thing I did was checked for pressure at the fuel rail. On the port fuel rail, remove your fuel regulator and inspect it. I understand Merc. Please refer to your proper Service Manual for your model Optimax for exact specifications. Easy to Use, Reduce Tire Wear, Improves Fuel Economy a. OptiMax Oil or Premium Plus 2‐Cycle TC‐W3. Find out why Mercury OptiMax is the best Direct Injected TwoStroke you can buy. Be sure to do your testing under your normal boating conditions and with a good propeller (not bent, cracked, or excessively chipped). PERFORMANCE Powerful And Smooth The OptiMax Two-Stage Direct Injection System provides a constant supply of atomized fuel and air while the Vapor Separator Tank (VST) ensures a constant supply of liquid fuel for the injection process. If ECM sensors test Ok , ECM has been replaced and voltage to it and pumps is good, injectors are working and fuel pressure to the injector rails is corrrect at speed , that sure covers a lot!. We were limited to very slow trolling speeds for the rest of the day and boxing day as any attempt to exceed approx 1600 rmp activated the alarm. Fuel Pump Kits and Filters for your Mercury Mariner Outboard. Buy Discounted Mercury outboard parts and Mariner outboard motor Parts. 2 L Mercruiser 8. Insert a Barb Fitting Adaptor into the coupler and attach gauge hose to fitting. Honest bolt on power. He showed me how to remove the fuel rails/fuel lines and injectors while at his shop so I could do it over the winter and send them to him. 0l fits xs ,optimax and efi and carb coweling of at syle. Electric Fuel Pump If an electric fuel pump is used, the fuel pressure must not exceed 4 psig at the engine. Race testing. The Optimax is a very amp-sensitive motor - it needs the proper amount of electricity to run both the fuel and air injectors. I understand Merc. All multi cylinder engines may have varying pressure from cylinder to cylinder. MERCURY OPTIMAX FUEL Rail AIR and FUEL REGULATOR DIAPHRAM / Diaphragm - $195. Prompt fuel pump replacement can keep your car driving safely and efficiently for years to come. 135 optiMAX part 4. 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. Mercury Optimax 90 HP - There's more than one reason why OptiMax is a world best seller. 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. It has now been shown through extensive testing and research that a maximum 10% ethanol content is suitable for many cars which is why the Federal Government has set a maximum 10% ethanol content in Australian fuel. Common rails dampen the pressure fluctuations when fuel is used by each injector and pumped into the cylinder. 75: 1 gear ratio was turning two Bravo I 15 ¼" x 26" lab finished four-blade propellers. 2Bar is an all encompassing pressure that is favoured by tyre replacement shops as a "1 size fits all" when it comes to normal car tyres. Cleaning & Inspection 4-76 Removal & Installation 4-76 Fuel/Water Separator 3-5 Service 3-5 Gas Assist Damper 9-5. Chrysler Honda Johnson Evinrude Mercury Suzuki Tohatsu Yamaha. Mercury OptiMax DFI Oil 87 octane/up to 10% Ethanol Optional Engine Guardian Yes 20/508 375/170 * Lightest model available For DFI Competitive Analysis, see pages 194-195 ! K E Y A T T R I B U T E S 4 OptiMax 2-Stage Direct Fuel Injection (95 psi) The OptiMax 2-stage injection system uses air to shoot fuel directly into the top of the cylinder. A common problem regarding this issue is a lack of power getting to the fuel pump. Fuel Economy: 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. No Direct Injected engine has more experience, testing or success under its belt than Mercury OptiMax. OptiMax produces high performance using low pressure at 80psi, which means less stress on components and greater reliability over life of engine LIGHTWEIGHT, COMPACT DESIGNS OptiMax boasts an outstanding power-to weight ratio, contributing to increased speed and better fuel efficiency. SportJet power: 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. 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. Mercury - Mariner Fuel Pumps, Kits & boat parts, find other Mercury - Mariner boat parts at Go2marine. Star- board rail has fuel pressure test valve. To obtain reverse, a gate lifts into position over the outlet re-directing the pressure stream in the opposite direction. No matter how hard you work to ensure that combustion chamber shape, volume, squish, ignition, timing, and AFR are all identical… the difference from one cylinder to the next can be significant. 5 litre block as the OptiMax 75, 115 and 125. I have a 2005 Mercury Optimax. 0 Powerhead Fitted Block Pistons 895-9811-c23. The new Mercury Gateway (single & multi engine) converts engine and system data to NMEA 2000* protocol for use on non-Mercury gauges and displays. With the key on the fuel gauge should go to one extreme or the other. Walbro replacement fuel pumps, modules, and assemblies are designed to meet or exceed OEM. The truth is the proof and the competition has been found out. I ran into some guy at the launch ramp one time who had the exact same boat, but with a 175 HP Merc. At the schrader valve on the fuel rail, gasoline vapor was coming out of the air pressure regulator. Water Separating Filter. Last couple of offshore trips I've been averaging from between 3. The motor is a 1973 2-stroke and the readings with this tester were from top cyl. A wrap up featuring all six test engines is planned for publication in early 2010. • Transmission Oil Pressure • Engine Fuel Pressure - Can be configured and calibrated (water speed) only using LMF gauges or Lowrance, Simrad Yachting or B&G MFDs. understanding & troubleshooting. The truth is the proof and the competition has been found out. Optimax – Go Boating. Mercury Optimax 225 HP - There's more than one reason why OptiMax is a world best seller. Bring your boating to the top with Suzuki Marine. Download a repair manual for your MerCruiser sterndrive or engine in seconds. If necessary, install a pressure regulator to regulate the pressure. We offer a wide range of Mercury Fuel Pressure Regulators of all the best brands in the industry at an affordable rate that fits the Price Range you are looking for. 2014 Mercury 200 Optimax Sportjet problems Thu Jun 19, 2014 4:54 am Hoping someone can help me out , i have 5 hours on a new 2014 200 optimax sport jet and everything was fine for the first 3. Either one or the other will fell better. Price is for each. The OPTIMAX is the most MIS-DIAGNOSED engine out there. 100% Genuine Walbro, made in USA. (229 kg) engine we had a test weight of 2,969 lbs. Assumptions: Engines are run 100 hours per year over five years; price of gas is US $4. Oil in the fuel can raise emissions and clog injectors. Browse our daily deals for even more savings! Free delivery and free returns on eBay Plus items!. Southbay Fuel Injectors offers cleaning and flow testing that will benefit any set of injectors you own. You want your RPM's to be within the proper range while at wide open throttle (WOT). 115 Mercury Optimax problem January 8th, 2012, 06:03 AM I have a 115 optimax 2004 (DFI) run rough at Idle, Checked fuel pressure reading 30psi should be reading 88 psi to 92 psi, clean water sapartor out found, parts of old fuel line in chamber where filter is clean filter and chamber, looked at both fuel pumps screen they are clean. 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. , Discrete-time signal processing , London : Prentice-Hall , 1989 12 Tunestal Per Anders , The Use of Cylinder Pressure for Estimation of the In- cylinder Air /Fuel Ratio of an Internal Combustion Engine , PhD dissertation, University of California …. 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. 75:1 gear reduction. Use factory authorized dealers with a established storefront. 5L Outboard Motor For Sale Water-cooled with thermostat & pressure-controlled; Mercury OptiMax/DFI Outboard Oil; Recommended Fuel. P0463 OBD-II Trouble Code: Fuel Level Sensor Circuit High Input. Bring your boating to the top with Suzuki Marine. All this technology and we have. Take To The Water With Confidence. WitchHunter Performance offers fuel injector cleaning and flow testing with our computer controlled injector testing machines. Although the fuel pressure might indicating correctly at idle it does not mean that the pump can maintain full pressure at wide open throttle. As a note, this is a general guide. Following the procedure in the owners manual. Used 2012 Mercury OptiMax Pro XS Two Stroke E175DPLIN 20 Inch Shaft Length Direct Fuel Injected Outboard Motor For Sale This engine is very good condition with good even compression. 5L 200 HP OptiMax SportJet may exhibit a no fuel condition resulting in: no start, hard to start, or the engine may stall. Then try the original pressure settings as stated on the fuel filler cap. Only 3 left in stock - order soon. I ran into some guy at the launch ramp one time who had the exact same boat, but with a 175 HP Merc. fuel & combustion basics 3-2 fuel tank & lines 3-7. 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. Automatic fuel injector. Used on the 3. Drained the VST & installed new fuel filter. Fuel Pressure Gauge Kit Fits Mercury Outboards and Sterdrives with Schrader valve test fitting Mercarb, Weber, & TBI applications (Our # 2-109608). In addition, our lower-pressure direct-injection system also provides superior component durability and longevity. Im ready to just buy a new fuel pump and filters. 6/11/13 2:20pm A vacuum-powered fuel pressure regulator at the end of the fuel rail ensures that the fuel pressure in the rail remains. Introduced in 1995, Mercury's OptiMax direct fuel-injection system was a lead bull in the manufacturers' stampede toward cleaner two-stroke engines. Shop with us at wholesale prices and get free shipping over $50. You can test that theory without taking the fuel pump off your motor and without returning to shore. Powerhead interchange: The powerheads are about the same. Airtex external electric fuel pumps are precision-machined to maintain accurate metering for reliable fuel delivery. Sierra’s 10 micron filters are over 90% efficient at removing particles as small as 10 micron. Often systems will leak air but not fuel. The service manual download for the above listed Mercury Outboard models describes the service procedures for the complete outboard. 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. Another reason that everyone "1 wrench" ShadeTree Mechanic should have a fuel prssure. Incidentally, Optimax had slightly better figures than Ultimate. Mercury Fuel Pressure and Air Pressure Gauge Set This gauge kit is a "must" for proper diagnosis and trouble shooting. The OptiMax range combines lightweight, compact design with state-of-the art, direct-injection technology to produce optimum performance on the water. NOTE: After 15 seconds of cranking engine with starter motor, air pressure gauge should indicate 79 2 psi (544. A normal fuel pump will put out aproximately five to seven psi of pressure. Anything from cold intake, performance ignition piggyback, performance exhaust, throttle body spacer, etc. Models covered are 135 & 150 OPTIMAX DIRECT FUEL INJECTION With Serial Numbers OG590000 and Above. 1 kits are winning races every weekend worldwide. The first step in achieving more XS performance is the Level 1. As a note, this is a general guide. (water in fuel) one of 8 things that will give the 4 notes every 2 minutes alarm. Mercury Outboard Service and Repair Manual. Shell Optimax Petrol. DFI Air Compressors The Optimax Air Compressor is the "secret" to the Optimax's excellent performance. Mercury Optimax 115 /135/ 150/ 175 Outboard Repair Manual [improved] DOWNLOAD HERE IMPROVED PDF manuals have: Bookmarks, Sub bookmarks, Searchable Text, Index. OptiMax vs E-TEC. An alternative is to inject the fuel directly into the cylinder which cools the mixture and enable a higher compression with a lower octane fuel so that there is no power loss. 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. i would check that first then try some differnt fuel. OE: 91-881833A2, 91-881833A03, 881833A03 JavaScript seems to be disabled in your browser. I have to admit I'm no expert in these matters so leave it to them to resolve the optimum set up, so Whilst I may have a fiddle with the Select switch settings to Fuelling 9 on setting 3. 2L Stroker Optimax also fits 3. Mercury Mariner OptiMax 200 / 225 DFI Outboard Repair Manual [Improved] Mercury Mariner OptiMax 135/150 DFI Outboard Repair Manual [Improved] Mercury 115 Hp EFI 4 Stroke Outboard Repair Manual [Improved] Mercury 225 hp 4-Stroke Outboard Repair Manual [Improved] Mercury 30 / 40 Hp Fourstroke EFI Outboard Repair Manual [Improved]. 1999-2002 Manual Covers: Mercury Outboard 30HP, 40HP (4-Stroke) - Non-Bigfoot & Bigfoot Engine-Motor (Four-Stroke) starting with serial number 0G760300 and above. 1 l/100km – a reduction of 2.

Optimax Fuel Pressure Test