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coolsat 5000 guideExact model application: Models Application: Sterndrive (MCM) starting with serial number OM300000 and above, 5.0L MPI Alpha and Bravo, 350 MAG MPI Alpha and Bravo, 350 MAG MPI Alpha and Bravo Horizon, MX 6.2 MPI, MX 6.2 MPI Horizon, Inboard and Dow Sports (MIE) starting with serial number OM310000, 350 MAG MPI Inboard, 350 MAG MPI Horizon Inboard, MX 6.2 MPI Inboard, MX 6.2 MPI Horizon Inboard and 350 MAG MPI Tow Sports. Some Standard Bravo Transom Assemblies could have been converted to High Performance Transom Assemblies by use of a High Performance Gimbal Ring Kit (822374A2). Refer to Transom Assembly sections of this manual for identification information. Bravo One XR (Serial Number 0W240000 and Above). Bravo Two, Bravo Two X, Bravo Two X Diesel, Bravo Three, Bravo Three X, Bravo Three X Diesel (Serial Number 0M198373 and Above). Bravo Three XR (Serial Number 0W240000 and Above). Transom Standard (Serial Number 0W173658 and Above) Transom High Performance(Serial Number 0W150260 and Above) Inboard (MIE) Models: D2.8L D-Tronic (Serial Number 0K000001 and Above), D4.2L D-Tronic (Serial Number 0K000001 and Above). General knowledge information is not included. Please read the GENERAL INFORMATION section to familiarize yourself with basic information concerning the inboard engine or stern drive. Read and refer to the other sections in this manual for information regarding proper inspection and service procedures. If a modification has been made since then, differences may exist between the content of these manuals and the actual inboard or stern drive. Persons without such knowledge and skills should attempt with caution to service any component or engine by relying on this manual only. Never attempt to perform any work with out the assistance of a service manual. Improper repair may result in injury to the mechanic and may render the engine unsafe for the boat operator and passengers.http://clyvanor.com/userfiles/brother-printer-mfc-4800-manual.xml
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However, individual operating habits and personal maintenance preferences can have an impact on the suggested intervals. In consideration of these factors, Mercury MerCruiser has adjusted some maintenance intervals and the corresponding tasks to be performed. In some cases, this may allow for more individual tasks in a single visit to the servicing dealer. Therefore, it is very important that the boat owner and the servicing dealer discuss the current Maintenance Schedule and develop appropriate maintenance intervals to coincide with the individual operating habits, the environment and the maintenance requirements. If operating in salt, brackish or polluted waters, flush the cooling system after each use. Check the drive unit oil level, the trim pump oil level and the power steering pump fluid level. Check the water inlets for debris or marine growth. Check the seawater strainer and clean. Check the coolant level. Clean the gauges. Replace the fuel filters. Check the steering system and the remote control for loose, missing or damaged parts. Lubricate the cables and the linkages. Inspect the U-joints, the splines and the bellows. Check the clamps. Check the engine alignment. Lubricate the U-joint splines. Lubricate the gimbal bearing and the engine coupler. Check the continuity circuit for loose or damaged connections. Test the MerCathode unit output on Bravo Models. Replace the PCV valve. Check the electrical system for loose, damaged or corroded fasteners. Inspect both systems for damage or leaks. Disassemble and inspect the seawater pump and replace worn components. Clean the seawater section of the closed cooling system. Clean, inspect and test the pressure cap. Replace the coolant. This oil is a special blend of 25-weight and 40-weight oils for marine engines.The oil filter should always be changed when changing the engine oil. When the old plugs are replaced, replace the entire set.http://fatfailogistics.com/fckeditor/files/brother-printer-mfc-685cw-manual.xml Perform plug service only on those plugs suitable for additional service, using the following procedures: Use compressed air to remove abrasives. 4. File the electrode surfaces to restore clean, sharp edges. Remove filings with compressed air. 5. Reset the gap to specifications by bending only the side electrode with the proper tool. This plug shows that the plug heat range is compatible with the engine, and the engine is electrically and mechanically in good running condition. With proper plug servicing (clean, file and regap), this plug can be reinstalled with good results. Worn piston rings, cylinder walls, valve guides or valve stem seals are causes of oil entering the combustion chamber. Only engine repairs will permanently relieve oil wet fouling. Such fouled plugs may be serviced (clean, file and regap) and reinstalled. Determine the cause of the excess water. 1.5 Improperly adjusted trim tabs or after planes 1.5 Adjust the trim tabs or after planes 1.6 Dirty boat bottom (marine growth) Repair the hull. Reinstall the water pickup or the through the ull fittings in the proper locations. Repair the transom. Reinstall the drive unit in the proper position. 1.5 Wrong gear ratio drive unit 1.5 Replace the drive unit with the appropriate gear ratio. If the problem persists, drain the fuel tank and refill. If the problem persists, check the remote control level NEUTRAL detent setting. 1.1 Battery charge low, damaged wiring, loose electrical connections 1.1 Check the electrical connections at the starter. Check the battery cable connections. Check the battery charge and recharge if necessary. 1.2 Circuit breaker tripped 1.2 Reset the circuit breaker. 1.3 Blown fuse 1.3 Replace the fuse. 1.4 Ignition switch faulty 1.4 Replace the ignition switch. 1.5 Slave solenoid faulty 1.5 Replace the slave solenoid. Noise will stop as soon as engine is turned off. 1.0 Wrong spark plugs 1.0 Change the spark plugs. 1.1 Cracked distributor cap 1.http://ninethreefox.com/?q=node/106561 Check the distributor cap for cracks or marks. Replace the cap if necessary. 1.2 Cracked coil tower 1.2 Check the ignition coil for cracks or corrosion. Replace the throttle body if necessary. 1.2 Worn or leaking IAC hose or vacuum hose to the pressure regulator 1.2 Find and replace the leaking hose. 2. Low top speed or lack of power 2.0 Leaking idle air control (IAC), intake manifold or throttle body gaskets 2.0 Find and replace the leaking gaskets. 3. Poor cold engine operation 3.0 Engine is not reaching normal operating temperature 3.0 Replace thermostat or thermostat housing gasket. 3.1 Faulty engine temperature sensor (ECT) 3.1 Replace the ECT. 3.2. Fuel PSI too high or too low 3.2 Determine the cause and repair. 3.3 Throttle valves worn or damaged 3.3 Inspect the throttle valves. Replace the throttle body if necessary. 3.4 Engine flooding 3.4 Check the fuel pressure. If too high, find cause and correct. Clean the flame arrestor. Perform the cylinder balance test. 4. Engine stalls 4.0 Idle rpm too low 4.0 Clean the flame arrestor. Test the IAC to see if it opens and closes properly. 4.1 Engine flooding 4.1 Check the fuel pressure. Inspect the fuel pressure regulator. Inspect the injectors. 4.2 Leaking idle air control (IAC), intake manifold or throttle body gaskets 4.2 Find and replace the leaking gaskets. 5.0 Engine misses 5.0 Fault in the ignition system 5.0 Check the spark plugs. Check the spark plug wires. Check the distributor cap for cracks or marks. Check the ignition coil operation. Replace the faulty component. A downloadable MerCruiser repair manual is a digitally delivered book of instructions that guides the mechanic in the proper procedures for maintenance, service, overhaul and troubleshooting of components (e.g engine, electrical, drives, cooling, exhaust, fuel system, etc.) to factory specifications.http://cleananddecluttered.com/images/brigade-combat-team-manual.pdf Generally, every downloadable MerCruiser repair manual contains the following subject matter, chapters or sub-chapters: However, every manual contains all of the information needed to completely maintain, service, troubleshoot, overhaul and restore the complete unit to it's factory specifications. This is especially helpful for people who don’t have a complete understanding of where a part is located, how to remove a part, or assemble parts. This tab allows the user to quickly locate the procedures they need. Simply click on the chapter and you will automatically be brought to it. Moreover, some manuals are bookmarked by chapter and subchapter, this allows the user to find the precise instructions their searching for. Each MerCruiser repair manual is model and year specific, not a vague generic versions. A PDF is a file format that provides an electronic image of text and graphics. It looks like a printed document (manual) and can be printed, viewed and transmitted electronically. However, virtually every computer sold in the last 8 years already comes with a PDF viewer installed. When downloading a PDF manual, if you get an error message that says “file is damaged or cannot be repaired,” follow these instructions: Make sure it matches the file size of the manual that you already downloaded. If both file sizes differ greatly, the manual that you downloaded didn’t finish downloading. If the manual was cut short, you will get an error message. This can happen if you experienced temporary Internet interruption. To resolve, simply download the manual again. To resolve, simply download Adobe for free. You can’t beat the price of a downloadable manual, you get it instantly, it’s the same as the manual you’d buy in stores, and more convenient. Nice to be able to obtain a manual instantly. Mainly needed the intake manifold torque specs for my 1976 mercruiser 470, which I found in the manual within a minute. Any suggestions?https://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/162879ed89498e---calculus-early-transcendental-functions-3rd-edition-solutions-manual.pdf Does the manual for my model have a troubleshooting guide. I checked the ignition switch, ignition timing, spark plug wires, battery, electrical connections and for damaged wiring. Also checked the distributor cap. Still haven’t figured out the problem. Friend also want’s to know if the manual shows how to adjust valves on 3 liter mercury marine engine. The engine is year is 1979. The engine is year is 1979. The number 4 service manual I currently have does not list part numbers. I need to get the service manual for this engine and I’m not sure which manual to select. I did not see one for the LX engine. Please let me know which manual to select. Thanks. You do not need any suction, no swap, no pre-fill fuel. Just turn the key in the ignition and the engineEngines with multipoint fuel injection areDiesel engines can also be used with turntables (Sterndrives), as wellWhether it is the Alpha and BravoThere's an old manual in the boat, badly mold-damaged.Thank you ThomasThanks EricThanks in advanceCould you help me?Can anyone help?Thank you in advance.I am also looking for the manual for the Bravo III. Can someone help me with this? Thx!I replaced the front cover but realised that the hole might beCan you please advise if I'm right. Regards RS. I have a 1988 2300SX and I want to be intimately familiar with this thing so I can do my own maintenance and, god forbid, if I ever get stuck out on the lake I can have a clue as to what to look for. I do a good amount of work on my vehicles but the boat is a bit of a different animal.I have a 1994 chaparral 220 sunesta, with a mercruiser alpha drive. I bought this boat in June, and love it, but I feel helpless if something goes wrong. Let me know if you get any help from our fellow chaparral members. Bob Johnson St. Petersburg Florida There are plenty of resources out there. If you have SmartCraft then you should also carry the alarm cheat sheet on-board IMHO. I have almost all years and models on PDF now.copenhagenpools.com/contents//files/call-of-juarez-bound-in-blood-manual-download.pdf I use the OEM books and won't work on a friends ride unless they provide product specific documentation. Volvo parts are a nightmare as there are just so many options within a given model year for the same ride. Serial number search are a must. I also find the Selco manuals to be a waste of time as they are way too general. W Really wish there was a good go to service manual for our boat. I have been searching everywhere and your post is the closest I'm able to find on servicing.Have any of you experienced this too. Is it just that tempermental. Is there a trick to getting her started after running for a bit.Maybe the fuel pump is going. Any help or repair documents would be very helpful as I love my Chap but want it to run properly and don't want to be afraid to turn her off while in the water!Even has all the rebuilding procedures for everything except the outdrive.Code only good for '88 to '90.Even has all the rebuilding procedures for everything except the outdrive.Code only good for '88 to '90.Really wish there was a good go to service manual for our boat. Any help or repair documents would be very helpful as I love my Chap but want it to run properly and don't want to be afraid to turn her off while in the water!An engine bay is hottest roughly 1-2 hours after last running the engine. Opening the engine cover and operating bilge blower can offer some relief too.This includes Inside Diameter (ID) of fuel line and fittings, fuel line length, routing, bends or kinks and the clamps that secure it. Extra fuel filters, fuel manifolds, anti-siphon valves, shut off valves, tank selector valves and the number of 90 degree fittings used. Check the tightness of all fuel fittings and clamps. Check for a cracked housing where a brass fuel fitting is threaded in it. 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. Often systems will leak air but not fuel.https://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/162879ee99506b---calculus-early-transcendentals-7th-edition-edwards-penney-solution-manual.pdf Always use a wrench to hold a brass fitting that is threaded into an alumi num casting when tightening another fitting threaded into it to prevent the casting from cracking. Include the brass fitting threaded into the engine’s inlet in this test. Use a portable outboard fuel tank con nected directly to the engine’s fuel inlet fitting as a quick way to test the system. Fuels containing alcohol are more likely to vapor lock on hot days. Refilling the boat’s fuel tank with lower RVP fuel will decrease the chance of vapor locking. Fuels purchased in most areas of the USA from late September through early April will cause most of the problems. This can cause high air temperature inside the engine compartment while the engine is operating and for a period of time after it is shut off. This is because there is no air movement inside the compartment and no coolant flow through the engine. This greatly increases the chances of vapor locking. Hg (inches of mercury) or (kPa) to check this specification. Common vacuum gauges to check an engine intake manifold vacuum are not accurate enough to make this type of measure ment. Putting insulation between the fuel tank and the heat source can help keep the fuel cooler. Remove all kinks in any of the fuel lines. Move the fuel line to be as close to the bottom of the boat as possible to keep it in the coolest area of the engine compartment. Replace clamps used to support the fuel line with larger clamps if the fuel line is being pinched or constricted with the current clamp. Eliminate or reduce the number of 90 degree fittings used in the system to no more than 2. This could be a false reading because vapor can give a very low vacuum reading. Check the inlet fuel line to ensure that a good solid flow of fuel is in the line instead of a mixture of fuel and vapors. As a test only, use a clear plastic hose between the engine and the supply line to look at the fuel flow visually. An example is shown below. Replace with the correct one.https://www.fattyweng.com.sg/wp-content/plugins/formcraft/file-upload/server/content/files/162879ef1559cc---Calculus-early-transcendentals-5th-edition-solutions-manual.pdf Installing the Check Valve Kit will stop this backward water flow. The only approved location from Mercury MerCruiser for this water supply is the raw water hose that goes to the 90-degree fitting (with Blue drain plug) in the bottom of the port exhaust manifold. To help the boat owner reduce their chances of vapor locking, suggest that they do the items listed under 2c. By follow ing suggestions outlined in 1 through 7, the causes for most vapor locking complaints can be greatly reduced. This kit will help a vapor locked engine to restart.Kit contains a low pressure electric fuel pump, Check Valve Kit and installation in structions. This low pressure fuel pump helps feed fuel to the pump in the cool fuel sys tem. Failure to use the Gauge Guard will damage the gauge. When using the Guard, the maximum range that can be applied to this Guard installed on the Gauge is 30 in. Hg to 15 psi. You have to pull a vacu um through the diaphragm seal with a vacuum pump and fill the Guard through fill port on the side. Failure to do this will cause an incorrect gauge reading. PM me and I'll send over what I have as I'm happy to share and collaborate with you as an owner of the same boat. As for your issue, I had a similar issue late last summer. Turns out the fuel pump was failing, and it failed completely a few months ago. The rubber diaphragm in on our mechanical fuel pumps tends to fail over time. I also had the carb rebuilt.the combination of both of these fixes made my 2300SX run very well, and it starts every time. When hot, it starts right up. When cold, it takes a bit more effort.typical of a carb'd engine, however. If there is fuel running through it, your fuel pump is going, or has gone bad.Looks like you are doing a lot of work on it.Paste as plain text instead Display as a link instead Clear editor Upload or insert images from URL. Web orders will not be processed until November 30th, 2020. Thank you and have a fun and safe Thanksgiving!cookstownauto.com/uploads/userfiles/files/call-of-duty-world-at-war-xbox-360-manual.pdfWe will also be closed on January 1st, 2020. We will be open after the 27th of December, however, most orders will not be shipped until January 2nd as the main warehouses are closed until then. Happy Holidays and Happy New Year!This means we cannot receive phone calls until our internet service is restored. We hope to have our internet back on later in the day or during the weekend. Thank you for your understanding.All web orders placed from May 22nd to May 25th will be processed on Tuesday, May 26th. Thank you and have a fun and safe Memorial day weekend!We are trying our best to get to everyone's call as soon as possible. If you would like to make an inquiry, please go here. If you have a shipping or tracking related question, please dial '2' at the main menu. If you would like to leave a voicemail, dial '503'. Thank you and we apologize for the inconvenience.All web orders placed during this time will not be processed until July 6th. Have a fun and safe Holiday Weekend!We will be open Tuesday, September 8th, 2020. You may still place web orders and email us during this time, however, orders will not be processed until Tuesday. Thank you and have a fun and safe Labor Day weekend.We will be open Tuesday, October 15, 2019. You may still place web orders and email us during this time; however, orders will not be processed until Tuesday. Thank you.Our thoughts are with everyone in that area and we hope you stay safe!If you are unable to complete your order online, please use PayPal or call us to complete your order. We apologize for the inconvenience.We will try our best to answer phone calls and process orders while we ride it out. Thank you for your patience and understanding.Our phone company is working on solving the problem. Thank you and we apologize for the inconvenience.All rights reserved. Users have access to complete engine maintenance and repair information along with quick access buttons to Maintenance Schedules, Wiring Diagrams, Parts, Specification Charts, and a hyper-linked index. If you prefer traditional service manuals Seloc also offers a full line of printed engine repair and maintenence guides. When contacting your Authorized Mercury MerCruiser Dealer about service, always specify model and serial numbers. The description and specifications contained herein were in effect at the time this guide was approved for printing. We sincerely hope your boating will be pleasant. Mercury MerCruiser Warranty Message The product you have purchased comes with a limited warranty from Mercury Marine; the terms of the warranty are set forth in the Warranty Sections of this manual. The warranty. IMPORTANT: Identifies information essential to the successful completion of the task. NOTE: Indicates information that helps in the understanding of a particular step or action. WARNING The operator (driver) is responsible for the correct and safe operation of the boat, the equipment aboard and the safety of all occupants aboard. Upon receipt of the Warranty Registration Card at the factory, Mercury MerCruiser will send you an owner resource guide that includes your warranty registration confirmation. If you do not receive your owner resource guide within 60 days from date of new product sale, please contact your selling dealer. The distributor or dealer also certifies that you are the original purchaser and user of the product. See your participating Mercury MerCruiser dealer for complete program details.In order to comply with CARB warranty regulations, and for that limited purpose only, model year shall have the same meaning as calendar year. As an example, 2003 model year products refers to products manufactured during calendar year 2003. In order to comply with CARB warranty regulations, and for that limited purpose only, model year shall have the same meaning as calendar year. As an example, 2003 model. Warranty claims shall be made by delivering the product for inspection to a Mercury dealer authorized to service the product. If purchaser cannot deliver the product to such a dealer, please notify Mercury Marine and Mercury will then arrange for the inspection and any covered repair. In order to comply with CARB warranty regulations, and for that limited purpose only, model year shall have the same meaning as calendar year. As an example, 2003 model year products refers to products manufactured during calendar year 2003. The Star label identifies that these engines meet the California Air Resources Board's Sterndrive and Inboard marine engine 2007 and later exhaust emission standards. When contacting MerCruiser about service, always specify model and serial numbers. Alpha Sterndrive Decal Identification The Drive Serial No. All controls may not have all features shown.This is done by disengaging the shift mechanism from the control handle. The throttle only button can be depressed only when the remote control handle is in the neutral position. If the breaker remains open, you have not eliminated the electrical overload and the electrical system requires further checks. Contact your authorized Mercury MerCruiser dealer. A circuit breaker protect the engine wiring harness and the instrumentation power lead. To test the circuit breaker, push the red button. Two 10 amp fuses protect the O sensors. These are located on the top of the engine underneath the engine information plate. It does not protect the engine from damage. Your Mercury MerCruiser power package may be equipped with an audio warning system. Most faults cause the warning horn circuit to activate. How the warning horn activates depends on the severity of the problem. If a severe fault is detected, the audio warning system will sound for six seconds, turn off for six seconds, then sound for six more seconds. To avoid recurrence of the problem, contact an authorized Mercury MerCruiser dealer. As another example, Transmission Guardian is a MerCruiser DTS feature that protects transmissions from clutch damage. Transmission Guardian monitors the clutch pack pressure in forward and reverse gears. Know your boat's operating and loading limitations. Know if your boat will float if full of water. When in doubt, contact your authorized Mercury MerCruiser dealer or the boat manufacturer. This includes the backs of seats, gunwales, transom, bow, decks, raised fishing seats and any rotating fishing seat;. Install one or more carbon monoxide detectors in your boat. Damage caused by submersion is not covered by the Mercury MerCruiser Limited Warranty. If damage is present or suspected, the power package should be taken to an authorized Mercury MerCruiser dealer for a thorough inspection and necessary repair. If a submerged object is struck while the boat is moving forward, the hydraulic system will cushion the kickup of the sterndrive unit as it clears the object, reducing damage to the unit. Elevation and Climate Elevation and climate changes will affect the performance of your power package. Refer to Maintenance.The two types of oxygenates used in these fuels are alcohol (ethanol) and ether (MTBE or ETBE). If ethanol is the oxygenate that is used in the gasoline in your area, refer to Gasoline Containing Alcohol. Electronic ignition and special fuel delivery systems provide greater fuel economies, but also are more complex for the untrained mechanic. Inspect the PCV valve, if equipped.Use caution not to spill oil, coolant, or other fluids into the environment when using or servicing your boat. Changing Oil and Filter See Maintenance Schedule for the change interval. Engine oil should be changed before placing the boat in storage. Refer to Filling. IMPORTANT: If fluid is not visible in pump, contact your authorized Mercury MerCruiser dealer. Filling 1. Remove the fill cap and dipstick and observe the fluid level. If the coolant level is low, contact your authorized Mercury MerCruiser dealer. 3. Check the antifreeze concentration for adequate freeze protection and correct if necessary. Tube Ref No. Description Where Used Part No. Both conditions may indicate a water leak somewhere in the sterndrive unit. Contact your authorized Mercury MerCruiser dealer. Page 62 90-899883272 MARCH 2008. Replace the PCV valve if it is defective or sticking. To ensure compliance with emission regulations, use only Mercury MerCruiser replacement parts. 1. Remove the engine information plate. Shake the PCV valve. If you hear a metallic rattle, the valve is functional. If you do not hear the rattle, replace the valve. Replace if damaged. IMPORTANT: Do not use a cleaner tains methyl ethyl ketone and do not use cleaner on electrical connections. If fuel is ever visible in the tube, see your authorized Mercury MerCruiser dealer to replace the fuel pump. 32555. Completely retract the end of the steering cable before applying lubricant. NOTE: If steering cable does not have grease fitting, inner wire of cable cannot be greased. 1. Description Where Used Part No. U-joint and Gimbal Bearing Gimbal bearing 92-802870A1 Grease. Description Where Used Part No. Contact your authorized Mercury MerCruiser dealer. Alpha Propeller Removal WARNING Rotating propellers can cause serious injury or death. Never operate the boat out of the water with a propeller installed. Before installing or removing a propeller, place the drive unit in neutral and engage the lanyard stop switch to prevent the engine from starting. Description Where Used Part No. Anti-Corrosion Grease Propeller shaft 92-802867Q 1 2-4-C Marine Lubricant with Propeller shaft 92-802859A 1 Teflon 2. Slide thrust hub onto propeller shaft, with stepped side toward propeller hub. 3. See Sterndrive Water Pickups (following) for the flushing procedure. Consult your authorized Mercury MerCruiser dealer for further explanation. IMPORTANT: Alpha engines with the sterndrive water inlet blocked off at the gimbal. Do not operate the engine above 1400 RPM out of the water and without sufficient cooling water supply. 7. System should be tested to ensure adequate output. The test should be performed where boat is moored, using Quicksilver Reference Electrode and Test Meter. Page 80 90-899883272 MARCH 2008. Damage caused by freezing temperatures IS NOT covered by the Mercury MerCruiser Limited Warranty. NOTICE Water trapped in the seawater section of the cooling system can cause corrosion or freeze damage. For additional assurance against freezing and rust, after draining, fill the seawater cooling system with propylene glycol mixed to the manufacturer's recommendation to protect engine to the lowest temperature to which it will be exposed during freezing temperatures or extended storage. Remove the boat from the water or close the seacock, disconnect and plug the seawater inlet hose, and ensure the bilge pump is operational before draining. If draining with the boat out of the water, place the boat on a level surface to ensure complete draining of the system. If the boat is out of the water, install the flushing attachment and open the water source fully to provide maximum water flow. It should be clean and free of leaks. Clean or repair as necessary. Ignition problem. See Engine Runs Rough, Misses or Backfires. Engine overheating. See Excessive Engine Temperature. Have EFI System checked by an authorized Mercury MerCruiser EFI System fault dealer. Excessive Engine Temperature Possible Cause Remedy Water inlet or seacock closed. Straighten cable or have authorized Mercury Shift or throttle cable kinked. MerCruiser dealer replace cable if damaged beyond repair.