How to reset oil alarm on suzuki outboard

To reset a Viper car alarm, use the key fob by pointing it at the vehicle. Wait for the alarm to sound for six seconds, and then press the lock button on the key. A Viper car alarm...

How to reset oil alarm on suzuki outboard. Aug 21, 2005. Messages. 17. Aug 22, 2005. #1. I have a '94 Suzuki 25 oil injection electric start. Got it on a boat which I purchased last week. The engine had not been used for a while but previous owner had been regularly turning it over, injecting oil into cylinders etc. When I took the boat away, engine was running pretty roughly (wouldn't ...

Aug 21, 2005. Messages. 17. Aug 22, 2005. #1. I have a '94 Suzuki 25 oil injection electric start. Got it on a boat which I purchased last week. The engine had not been used for a while but previous owner had been regularly turning it over, injecting oil into cylinders etc. When I took the boat away, engine was running pretty roughly (wouldn't ...

Suzuki Outboard Parts Forum; If this is your first visit, be sure to check out the FAQ by clicking the link above. ... 2015 DF200A check engine, high temperature and low oil pressure, no audible alarm 04-19-2021, 04:44 PM. I have a 2015 DF200A that I bought new in 2016. It has about 398 hours on it and I do not run it very hard, I mostly keep ...Stop the engine and check the engine oil level. Refill the engine oil to the correct level if it is below the low oil level. mark. If the engine oil level is correct, the following causes may be considered: • Improper oil viscosity. • Malfunctioning oil pressure switch. • Clogged oil strainer or oil filter.When faced with a beep code from your Suzuki outboard engine, it’s crucial to have troubleshooting techniques in your toolkit. In this section, we’ll share practical tips and strategies to help you effectively troubleshoot and address the issues indicated by the beep codes. From basic checks like inspecting fuel levels and connections to ...locate the pink wire at either head temp switch. turn the key on. unplug the pink wire and short the engine harness side to ground. audible should sound at the temp icon flash. no flash check the integrity of the gray wire from the engine 4 pin trim harness to the tach. to test oil system alarm.Re: Suzuki 4-stroke(115)map sensor alarm Re: Suzuki 4-stroke(115)map sensor alarm The 3-2 code indicates the map sensor pressure detect passage. 2004/5 service PRO 4 stroke DF4-140 manual, page 69. If engine is getting lots of oil in intake manifold. THe baffel drain in the valve cover needs to be checked, per service solutions handout 2004.plug (1) and look into the hole. The oil level should be at the bottom edge of the hole. it the oil level is low, add the specified gear oil until the level reaches the bottom edge of the hole, Then, reinstall and tighten the plug. Periodic gear oil replacement is essential for long life of your outboard motor. To change the gear oil:

Jul 31, 2008. #2. "Markus, constant tone is an o. "Markus, constant tone is an overheat alarm. The motor is obviously not overheating the second you turn the key which means it is most likely a sensor gone bad on you. You can simply disconnect it until you get another one. The sensor will be located on the cylinder head - just look for the pair ...The V6 and DF150/175 ECM's get their power from the battery sub wire - not the main battery cable. The ECM's are very sensitive to voltage drops, however your engine is not exhibiting any symptoms of an poor battery sub wire connection. If the above does not work, check all your engine ground connections.Not sure what that means, L K or M. Data plate has DT150S. 15002-251002. Also might be a 3-2 alarm. Seems like 2-3 to me though. I get this with the key in the on position without the motor running. With the motor running a single beep every 5 seconds. Thanks for you help.How To Reset The Suzuki Outboard Oil Change Alarm | Pro Boating Tips, Tricks, & How-To's - YouTube. Reeder Trausch Marine. 437 subscribers. Subscribed. 34. 17K views 1 year ago. When...12-27-2016, 06:30 PM. Likely that the beeping is coming from the Suzuki's warning system. The beeps would typlically be in a sequence - for example, could be two beeps, short pause, then 3 beeps, longer pause, then repeat. This sequence of beeps is a code that correlates to a particular issue. It could be as simple as the 100 hour oil change ...Suzuki Oil Change Kit for DF70A/90A/115A/140A with 6 quarts of Oil and 16510-61A31 Filter. The red light will come on for oil pressure . The beeps are simply to tell you the alarm is working .Mar 20, 2018 ... This is a Suzuki outboard tutorial on how to change the oil on your engines in my case the DF60A 2010 and 2012. I'll be changing the Engine ...

Messages. 136. Nov 22, 2011. #2. Re: 2007 suzuki DF90 buzzer 2-4 or 4-2 help please? If your squeezing the hose of the coolant line caused this problem then maybe a bad head gasket? Perhaps when you replaced the anodes you might have loosened a connector? Check your CMP and CKP connector, unplug and then replug.8. Press Menu to return to the previous screen. Setting the Alarm 1. Use the arrow buttons to select Alarms, then press Enter. 2. The default setting for Alarms is zero, but it is recommended that a low fuel alarm be set. Page 15: Calibrating The Fuel Level Sensor 3. Use the arrow buttons to adjust the alarm percentage (for example, 20 percent).Oil pressure is close to factory. When idle around 47psi and at 3000rpm 90psi. Just fitted a 250df, 2014 ...oil pressure light and audible warning came on. Carried out pressure check at 3000 revs, sitting at just under 90psi. So changed pressure switch, audible warning has stopped but warning light still on.8. Press Menu to return to the previous screen. Setting the Alarm 1. Use the arrow buttons to select Alarms, then press Enter. 2. The default setting for Alarms is zero, but it is recommended that a low fuel alarm be set. Page 15: Calibrating The Fuel Level Sensor 3. Use the arrow buttons to adjust the alarm percentage (for example, 20 percent).

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DF115A/140A 2013 to current ECSTAR 4-stroke Outboard oil change kit. ECSTAR V7000 Semi-Synthetic 10W40 Marine Engine Oil is a proprietary blend of premium mineral oils and synthetic lubricants, with an additive profile designed to stand up to harsh conditions on-the-water.Suzuki DF20A specifications. Below you will find the product specifications and the manual specifications of the Suzuki DF20A. The Suzuki DF20A is a four-stroke outboard motor designed for small boats, dinghies, and inflatable boats. It has a displacement of 327cc and a standard propeller rotation (counterclockwise).Two-stroke 15-horsepower Mercury outboard motors require a 50:1 fuel-to-oil mixture. However, not all 15-horsepower Mercury outboards are two-stroke engines; many newer models are ...View online or download Suzuki DF 50 Service Manual, Supplemental Service Manual. ... SUZUKI Manuals; Outboard Motor; DF 50; SUZUKI DF 50 Manuals. Manuals and User Guides for SUZUKI DF 50. We have 3 SUZUKI DF 50 manuals available for free PDF download ... Engine Oil Change/Engine Oil Filterreplacement. 29. Gear Oil. 31. Lubrication. 32. Spark ...Jul 12, 2012. #1. OK - here is my issue. Engine: 2005 - 150hp Yamaha 2 stroke - oil injected. Problem: Low oil alarm at key is "sounding" constant, while engine is running. Engine goes in to limp mode. 1) Alarm at key appears to work (makes noise), limp mode works due to alarm. 2) Disconnected the engine mounted oil tank harness.Jul 18, 2005. #2. Re: Yamaha 40hp 2 cycle Alarm signal. I checked the air gap in the oil line and it was not in the line feeding the motor but along the side where the oil is fed back into the receptacle. <br /><br />This means something else is going on. I took off the small plastic cover over the water intake and it was only slightly clogged ...

1. Motor Starting Failure: One of the most common problems that most Suzuki 115 four-stroke motor users complain about is the struggle to start the motor. According to the user's experience, sometimes the motor either takes more time than usual to start or does not start at all. Suzuki suggests checking the primer bulb's condition whenever ...15,618. Dec 16, 2010. #12. Re: 115 EFI 4-stroke ran with no oil, now alarm sounds. That engine is the Yamaha badged as a Merc and no auto off mode (safety feature). Its will be real easy to test,change oil and filter,refill crankcase,remove oil pressure switch and install a oil pressure guage 100psi max. Start engine and let warm up and check ...August 28, 2017. Suzuki says its new ECSTAR V7000 Semi-Synthetic Marine Engine Oil is designed specifically for its four-stroke outboards, including the new Suzuki DF350A . According to Suzuki, ECSTAR V7000 10W-40 uses a high-quality, low sulfur content base oil that reduces ash buildup for increased durability, and features select high-quality ...The procedure: Press three times the stop button within three seconds without stalling the motor.Must be in Neutral ...Your are done !Filmed with Olympus TG ...HOW TO USE THIS MANUAL TO LOCATE WHAT YOU ARE LOOKING FOR: 1. The text of this manual is divided into sections. 2. The section titles are listed on the previous page in a GROUP INDEX. Select the section you wish to reference. Page 4 "1333B". Apply SUZUKI OUTBOARD Measure in DC voltage range. MOTOR GEAR OIL.PERIODIC MAINTENANCE 2-2 MAINTENANCE AND TUNE-UP PROCEDURES This section describes the servicing procedures for each of the periodic maintenance requirements. ENGINE OIL / ENGINE OIL FILTER ENGINE OIL LEVEL CHECK Inspect oil level before every use. (1) Place the outboard motor upright on a level surface. (2) Remove the motor cover.This resets the K-Factor to factory settings). To do this, turn both engine keys on, then in one of the C-10's, open the system settings menu, then open the network menu/device list and select and open one of the Suzuki devices. There will be an option to reset fuel to factory there.Suzuki 140 Neutral Safety Switch location. 09-03-2019, 10:58 PM. I brought my 2013 Suzuki df140a motor into the Suzuki dealer, they had it a few hours and now want $450 for diagnostic services. They said my problem is the Neutral Switch assembly part number 37721-93J00. They want another $200 to install this switch.If the warning buzzer is indicating a problem with oil or overheating, it will also be accompanied by a reduction in maximum RPM. The buzzer will sound when the engine is started. The warning system will sound and the oil light will illuminate after the first 20 hours of operation - it is time for the first oil change.

Oct 10, 2022 ... Easy job,you will need : OIL FILTER CAP O-RING 09280-54001 Oil Pump O-Ring 09280-13004 Oil Filter 16510-45H10 Suzuki Engine Oil Drain Plug ...

new Suzuki and review the manual from time to time. It contains important infor-mation on safety, operation, and mainte-nance. FOREWORD The proper care and maintenance that your outboard motor requires is outlined in this man-ual. By following these instructions explicitly you will ensure a long trouble-free operating life for your outboard motor.Suzuki 140 Neutral Safety Switch location. 09-03-2019, 10:58 PM. I brought my 2013 Suzuki df140a motor into the Suzuki dealer, they had it a few hours and now want $450 for diagnostic services. They said my problem is the Neutral Switch assembly part number 37721-93J00. They want another $200 to install this switch.Jul 20, 2008. #2. Re: Yamaha Oil Alarm Bypass. on the engine locate the engine oil tank connector, should have a brown,black,white and red wires. jump the white to the black and the ECU will command transfer pump off and illuminate the engine oil tank full bars on the tach. if the red lead becomes shorted to ground the ECU will see it as an ...Yamaha & Suzuki Outboards . Suzuki DF60 Oil Pressure Warning. Thread starter ... When the key is just turned to "ON" and the oil change alert activated, the alarm will sound. ... Try resetting the oil light by turning the key to the on position, pull off the kill switch key and pull the button out three times in quick sucsession manually. ...How To Reset The Suzuki Outboard Oil Change Alarm | Pro Boating Tips, Tricks, & How-To's - YouTube. Reeder Trausch Marine. 437 subscribers. Subscribed. 34. 17K views 1 year ago. When...Tweet. #1. DF115 Oil Pressure Alarm Light. 07-20-2015, 02:40 PM. Oil pressure alarm light flashes and beeps a 2 pause 3 sequence. Oil level is perfect and the engine runs fine when started. Alarm code indicates an IAT sensor problem. The alarm occurs without the engine running (key in the on positon) which to me points to a bad IAT sensor.Turn the ignition switch to the ON position but do not start the engine. The buzzer will sound once. 7. Press the emergency stop sw itch button five times within 20 seconds. The buzzer will sound once indicating the hour counter has been reset. 8.Reset Oil Alarm or any alarm on fly by wire Suzuki Outboard. This worked on my oil alarm and a communication alarm that popped up while fishing offshore. T...

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Easy job,you will need :OIL FILTER CAP O-RING 09280-54001Oil Pump O-Ring 09280-13004Oil Filter 16510-45H10Suzuki Engine Oil Drain Plug Gasket 09168-12017One...You mean Reset Suzuki Outboard oil alarm? Check the sensor to see if it is working correctly. Try this Put key in. do not place line on dead man's switch. turn switch to on, wait for all the beeps to go away, press the start/stopbutton3 times Let me know.The Yamaha outboard alarm system can fail just like any other system on your outboard. Troubleshooting the alarm system includes making sure the horn associated with the alarm works, making sure the warning light comes on and the horn sounds when the oil level drops below acceptable levels and ensuring the warning sounds if the engine overheats.Jul 22, 2020 ... Changing the oil and filter on your Suzuki Outboard motor is SUPER EASY. Done on a Suzuki 350 Outboard Motor with Ecstar Oil.Page 69 (2) Loosen the vapor separator drain screw 2 (3) After draining, retighten the vapor separator drain screw 2. and drain the gasoline into a suitable con- tainer. 3. Rest the motor on a case protector with the port side downwards as shown.Oil pressure alarm issue. 07-25-2014, 01:41 PM. I have a 2006 225hp four stroke yamaha which is setting off the oil alarm. The gauges are the standard non digital yamaha version. The engine runs fine with no strange noises and the oil level and quality look good. The alarm will go off at no wake speeds but not at any cruising speed.Oil leakage from the oil passage. Excessive wear/damage of oil pump. The low oil pressure caution system will reset when the oil pressure is restored to over 100 kPa (1.0 kg/cm², 14 psi.) at approx. 1 000 r/min. or less engine speed operation. The engine must be stopped and checked immediately once the system is activated. Overheat Caution SystemYamaha & Suzuki Outboards . Suzuki 15HP 4 Cycle Oil Filter. Thread starter Gemo; Start date May 2, 2007; G. Gemo Cadet. Joined Aug 4, 2005 Messages 6. May 2, 2007 #1 I have a 15HP 4 cycle Suzuki that I need to change the oil and filter on before I put it into service this Spring. ... I have a 15HP 4 cycle Suzuki that I need to change the oil ...Tweet. #3. 08-11-2015, 12:36 AM. I did however purchase a diagnostic tool and it shows the following faults: SP Sensor failure X 1 time. CKP Sensor failure X 3 times. Overheat gradient X 2 times. Once at 1625 rpm cyl temp 104 c exh temp 104 c failure at 102 h for 2 min. Second at 813 rpm cyl temp 92 c exh temp 71 c failure at 248 h for 2 min. ….

Yamaha & Suzuki Outboards . 2001 Suzuki D70 Oil Light Reset Nightmare. Thread starter pontooning; Start date Aug 11, 2008; P. pontooning Cadet. Joined Aug 11, 2008 Messages 6. Aug 11, 2008 #1 ... What I would like to do is see if I can reset the Oil alarm till the end of the season - September and have the dealer give it a once over just to ...Page 249 DF9.9/15 “K7” (’07) MODEL 11-15 Water pump case sleeve installation 1. Apply SUZUKI BOND “1207B” onto the outer-surface of water pump case sleeve. 2. Install the water pump sleeve into the water pump case by confirming the projection on the sleeve should meet with the groove on the pump case.Page of 1. Filter. henpecked. Junior Member. Join Date: Aug 2017. Posts: 17. Share. Tweet. #1. oil change alarm. 05-18-2020, 02:16 PM. 2017 DF 300s - is there a …Jul 19, 2022 ... This is a quick-and-dirty video showing how to change the engine oil in your Suzuki DF300AP Outboard. Here are the steps: Step 1: Remove the ...Suzuki 25hp oil change, also termed Suzuki DF25 oil change or Suzuki DF 25 engine oil and filter replacement. This video describes the maintenance and servic...Suzuki maintenance kit: http://amzn.to/2GGBAp8 Oil Filter: 16510-61A31 FILTER ASSY,OIL: https://amzn.to/3MDIQVc Change your Suzuki 4 stroke outboard moto...Follow the instructions below to reset the Oil Change Required Light on your Suzuki Marine Outboard DF350A: Turn the ignition switch to the "ON" position. If your Outboard has a keyless start system, turn the main switch to the [wp-svg-icons icon="switch" wrap="i"] position and then release it. Remove the safety lanyard.Oil leakage from the oil passage. Excessive wear/damage of oil pump. The low oil pressure caution system will reset when the oil pressure is restored to over 100 kPa (1.0 kg/cm², 14 psi.) at approx. 1 000 r/min. or less engine speed operation. The engine must be stopped and checked immediately once the system is activated. Overheat Caution SystemJun 30, 2014. #3. It will make more sense when you have more hours on the motor. Just take a 0 off the tach reading and that is your hours 3000 rpm is 300 hours. Or work it backwards. Just add a 0 to the tach reading Example 200 hours tach will sweep to 2000RPM. 100h ours tach will read 1000RPM. How to reset oil alarm on suzuki outboard, August 28, 2017. Suzuki says its new ECSTAR V7000 Semi-Synthetic Marine Engine Oil is designed specifically for its four-stroke outboards, including the new Suzuki DF350A . According to Suzuki, ECSTAR V7000 10W-40 uses a high-quality, low sulfur content base oil that reduces ash buildup for increased durability, and features select high-quality ..., Changing the oil for the first time after the 20hr mark on my new 2020 Suzuki DF25A. I show two different ways to doing things along the way. Enjoy the wat..., Checked everything as recommended, replaced all parts of water pump, replaced thermostats and exhaust sensors. Still get overheat alarm while running. Sometimes alarm when running about 4200 RPMs, other times at 2600 RPMs. Sometimes can shut off engine and restart to run fine for a period of times. Thanks everyone for response., Re: Alarm comes on when I turn the ignition on. A lot of MerCruisers have an audio warning system for low oil pressure and overheat. if your boat has one of these, and you put the ign key in the on position, the alarm will sound since the engine has no oil pressure in the non-runing position. Look on the motor for two oil pressure sensors, and ..., 09-14-2012, 03:11 AM. It sounds like an oil cooler problem, you won't get water in the engine holder,sump, because the oil pressure is much higher than the water pressure valve holds. The tell tale sign is an oily slick on the water in the prop wash, and the oil has put a film over the sensor, you won't see oil leaking externaly it is leaking ..., Learn how to DIY oil change for Suzuki 300 HP outboard motor, Yamaha & Suzuki Outboards . Suzuki DF60 Oil Pressure Warning ... When the key is just turned to "ON" and the oil change alert activated, the alarm will sound. ... Thanks to everyone that replied. I reset the oil change warning system and I've ordered up a filter and oil and will change them this week. I ran the engine at idle for a couple of ..., Turn the ignition switch to the ON position but do not start the engine. The buzzer will sound once. 7. Press the emergency stop sw itch button five times within 20 seconds. The buzzer will sound once indicating the hour counter has been reset. 8., Page of 1. Filter. henpecked. Junior Member. Join Date: Aug 2017. Posts: 17. Share. Tweet. #1. oil change alarm. 05-18-2020, 02:16 PM. 2017 DF 300s - is there a …, If you think that your Suzuki outboard is overheating because of scale buildup on the motors, you can test for it by descaling the motors with vinegar water. To descale the motors with vinegar water, you will need to mix vinegar and water in a ratio of 1:1. Pour the mixture over the motors and let it sit for 30 minutes., Engine Oil Level Check. Inspect oil level Before every use . Place outboard motor upright on a level surface. Remove motor cover. Remove the oil level dipstick (1) and wipe it clean. Reinsert dipstick fully into dipstick tube, then remove it to check oil level. Oil level should be between full level Max. mark (hole) and low level Min. mark (hole)., oil properly following a gear oil change. Also remember not to litter. With a little bit of effort, our boating waters can be enjoyed for many years to come. Suzuki Motor Corporation believes in conserva-tion and protection of Earth's natural resources. To that end, we encourage every outboard motor owner to recycle, trade in, or properly dis-, Oct 20, 2022 · To reset the Suzuki outboard oil light, you don’t have to go through any extensive procedures, and it is rather simple for users to get through the reset process within a few minutes. The initial steps can vary depending on the outboard model you’re running, but the basic concept follows a few steps. , Mar 20, 2018 ... This is a Suzuki outboard tutorial on how to change the oil on your engines in my case the DF60A 2010 and 2012. I'll be changing the Engine ..., SMG4 incorporates Suzuki’s troll mode feature that allows the engine rpm to be changed in 50rmp increments from 700rpm to a max of 1200rpm. A separate troll mode switch is no longer required. To activate troll mode, put the engine in gear at idle speed, and press and hold the menu button until it beeps and troll mode activates., This is what the owners manual says to check, possible cause when warning buzzer sounds. 1.cooling system cloged. 2.engine oil level low. 3.heat range of spark plug incorrect. 4.specified engine oil not used. 5.engine oil contaminated. 6.oil filter clogged have seviced by yamaha dealer., After oil and filter have been... How to easily reset oil light on a Suzuki OutboardWhen the oil indicator light comes on its time to change the oil and filter., Turn off your battery switch, then disconnect both the positive and negative cables that go to your motor from your battery bank. Then turn the battery switch back on, turn on the ignition switch, and touch the two cables (positive and negative) to each other to dissipate any residual voltage. Turn your ignition and battery switches back off ..., Suzuki Outboard Rev Limiter Light. Limiter Light Stays On; One of the leading issues that customers have pointed out with this unit is that the Suzuki Outboard Rev limiter light will stay on after the initial start.. It can sometimes be accompanied by the over-rev alarm, and you’ll hear a beeping sound after every few minutes.. If you’re in this …, The oil change reminder system does go off at the 20 hour mark so that is likely the problem. To reset the alarm, pull the emergency stop switch clip out. Turn the key to RUN. As soon as you turn the key to run pull out on the emergency stop switch by hand 3 time in 10 seconds. If you did it correctly you will hear a short beep., oil properly following a gear oil change. Also remember not to litter. With a little bit of effort, our boating waters can be enjoyed for many years to come. Suzuki Motor Corporation believes in conserva-tion and protection of Earth's natural resources. To that end, we encourage every outboard motor owner to recycle, trade in, or properly dis-, Learn how to do it yourself and save $100's! In this "how to" video we will walk you through step by step, everything you need to know to correctly service y..., 09-20-2019, 07:10 AM. My 2019 DF175 with less than 20 hours started alarming and flashing the Rev Limit light after the engine is warm and only when in gear at very low RPM, usually when I’m easing through a no wake zone. When I click it back to neutral the alarm goes away. It hasn’t alarmed when underway at higher RPM., Turn the engine key to on where it beeps. Go into the fuel menu and select refuel. Then select set to full, and then hit enter and then select the option to calibrate. Select the engine to calibrate. Then when prompted, input the actual amount it took at the pump to fill up, and complete the process., 1,926. Jun 21, 2003. #2. Re: Suzuki 4-stroke check engine light!! Check the idle air control for a disconnected wire or plugged hose. code 3-1 on my engine is Idle air control and my engine should be the same as yours. S., oil properly following a gear oil change. Also remember not to litter. With a little bit of effort, our boating waters can be enjoyed for many years to come. Suzuki Motor Corporation believes in conserva-tion and protection of Earth's natural resources. To that end, we encourage every outboard motor owner to recycle, trade in, or properly dis-, Yes, Once you follow the oil reset procedure it automatically will reset to zero hours and start the counting process up to 100 hrs. before the alarm will activate. I …, Re: How to reset "Mantenaince Hours" in command link gauges? key on engine off, press and hold mode for 4 seconds. you will see custom mode. press mode again to select trim zero set or maint. maint will be flashing when you get it. pres set and mode for 1 second to clear it. press set again to return to normal display., When faced with a beep code from your Suzuki outboard engine, it's crucial to have troubleshooting techniques in your toolkit. In this section, we'll share practical tips and strategies to help you effectively troubleshoot and address the issues indicated by the beep codes. From basic checks like inspecting fuel levels and connections to ..., These 5 ways to reset vintage jewelry will help you liven up those old classics. Read about 5 ways to reset vintage jewelry. Advertisement If your jewelry box is full of vintage pi..., Changed oil pressure sender alarm still sounds when engine is running. Just shut engine off and restart it, probably need to have oil pressure checked to see if low. Must be low on oil pressure then, need to have it tested. Ask the experts on our Yamaha Outboard Forum for repair issues, diagnosing problems, links to diagrams, suggestions on ..., Tweet. #1. low oil preasure alarm df300 2015. 02-09-2017, 10:17 AM. Happened twice yesterday offshore both times at idle. As soon as I increased the rpms it was fine. Engine runs perfect. When I got back to dock I checked oil level ( 45 hours on current oil) It was fine.Operating temp was fine at 129 degrees., 07-31-2011, 06:18 PM. New member here looking for advice. I have a 1988 DT 150 that has run great since I bought this boat 4 years ago. I ran the motor at least 20 times this year without an issue. Now, out of nowhere, the overheat alarm and lights are going nuts. The very moment I start the motor the alarm sounds.