
If the unit still won't move, replace the manual release valve; if the symptoms disappear, the relief valve was the cause. If not, remove and replace the coupling on the trim motor. If the problem persists, install a pump manifold. If the problem persists, install an O-ring kit in the cylinders.
Full Answer
What kind of motor does a Johnson Evinrude Outboard have?
Tilt / Trim Motor for Johnson Evinrude Outboard. Hydraulic tilt and trim systems rely on an electric motor to operate the small hydraulic pump below. The trim pump forces fluid to the cylinders, or rams, to move the motor up or down for trimming and trailering. Tilt and trim motors fail occasionally, but luckily this is an easy fix.
How does a tilt and trim motor work on an outboard motor?
Tilt / Trim Motor for Johnson Evinrude Outboard Hydraulic tilt and trim systems rely on an electric motor to operate the small hydraulic pump below. The trim pump forces fluid to the cylinders, or rams, to move the motor up or down for trimming and trailering. Tilt and trim motors fail occasionally, but luckily this is an easy fix.
How does a hydraulic tilt and trim work?
Hydraulic tilt and trim systems rely on an electric motor to operate the small hydraulic pump below. The trim pump forces fluid to the cylinders, or rams, to move the motor up or down for trimming and trailering. Tilt and trim motors fail occasionally, but luckily this is an easy fix.
What does a trim pump do on a lawn mower?
The trim pump forces fluid to the cylinders, or rams, to move the motor up or down for trimming and trailering. Tilt and trim motors fail occasionally, but luckily this is an easy fix.

How do I manually tilt my Evinrude outboard?
1:254:43How to Manually Raise or Lower your Outboard Motor - YouTubeYouTubeStart of suggested clipEnd of suggested clipThat is where the screw is kind of like a car jack that little screw that lets the fluid come outMoreThat is where the screw is kind of like a car jack that little screw that lets the fluid come out it's exactly that it's a valve right here and it's operated by the flat-head screwdriver.
Why is my power trim not working?
Electrical or tilt/trim motor issues If you try to raise or lower the engine and nothing happens, first check to make sure that the battery is charged and that the battery switch is in the “on” position. Next, listen for the solenoid/start relay while operating the control (tilt) switch up or down.
How do I oil my Evinrude Power Trim?
2:005:02How to fill or add fluid to your boats power tilt/trim Evinrude - YouTubeYouTubeStart of suggested clipEnd of suggested clipOil or power kill trim whatever that is and your neck of the woods. Or. If it was red you can get byMoreOil or power kill trim whatever that is and your neck of the woods. Or. If it was red you can get by with power steering fluid core transmission fluid.
How do you rebuild a tilt trim cylinder?
34:1637:50OMC Cobra Volvo Penta SX Tilt Trim Cylinder Rebuild - YouTubeYouTubeStart of suggested clipEnd of suggested clipAll right so now that you have your trim tilt cylinders rebuilt that was a good time. Take someMoreAll right so now that you have your trim tilt cylinders rebuilt that was a good time. Take some marine grade grease. And grease your your bottom rod here that goes the bottom of the edge.
How do you test an outboard motor trim?
0:301:48TEST YOUR TRIM MOTOR | 3-WIRE - YouTubeYouTubeStart of suggested clipEnd of suggested clipTake your positive cable hook to the positive on the battery. And you can touch one of these wires.MoreTake your positive cable hook to the positive on the battery. And you can touch one of these wires. And you can see the motor's turning in the clockwise.
How do you bleed air from Evinrude tilt and trim?
Tilt the engine fully up, add fluid to bottom of fill hole and put cap back on. Then cycle it from fully up to fully down 4 or 5 times. Then recheck fluid level. If ok you're good to go.
What kind of fluid goes in tilt trim?
Dextron ATF is a good substitute for outboard tilt and trim oil, especially since the tilt-trim unit is a hydraulic system. As a substitute, Penzoil company has a marine tilt-and-trim hydraulic fluid that can be used for power steering and tilt-and-trim systems.
How do you add hydraulic fluid to outboard trim?
2:178:11How to Fill a Tilt-Trim Outboard Motor - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd there's a reservoir. So what we're what our goal is is to basically fill this reservoir up withMoreAnd there's a reservoir. So what we're what our goal is is to basically fill this reservoir up with either hydraulic fluid or transmission fluid or something. It's kind of similar.
Can you use power steering fluid for boat trim?
You will be fine. If there is any change in the speed of the the tabs, that will be short lived until the fluids gets all mixed together. Chances are you won't notice any difference. ATF and power steering are pretty close in viscosity, 30wt motor oil is way more viscous.
How do you remove a cylinder trim?
0:424:49How To: Trim Cylinder Replacement - YouTubeYouTubeStart of suggested clipEnd of suggested clipLine okay and well with the 3/8 socket. We will take off the plate. At that point the trim cylinderMoreLine okay and well with the 3/8 socket. We will take off the plate. At that point the trim cylinder will be free. We can go ahead and get that out of the way.
How do you bleed a Mercruiser trim pump?
Items you will need Turn the fill screw on the top-right side of the trim pump tank counterclockwise with a flathead screwdriver. Pour hydraulic fluid into the tank until the level reaches the "Full" line. Replace the fill screw. Disconnect the leftmost (Up) line from the trim cylinder with an adjustable wrench.
How do you bleed a tilt trim on a Yamaha?
1:326:11How to Add or Refill Your Yamaha Tilt and Trim Fluid - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou're going to need a socket we've got a 17mm socket here to undo the fuel plug. And some sort ofMoreYou're going to need a socket we've got a 17mm socket here to undo the fuel plug. And some sort of an ability to actually pump the fluid. Into the reservoir.
How do you jump a trim solenoid?
Use a short piece of wire as a jumper and jump it across the small red and small blue wires on the UP solenoid. MOTOR SHOULD RUN but may just click. IF IT JUST CLICKS then jump across the large red and large blue wires.
How do I test my Mercruiser trim pump?
1:142:42Mercruiser tilt trim NOT WORKING Fix and testing the pump - YouTubeYouTubeStart of suggested clipEnd of suggested clipIn order to test your pump. You're going to want to hook the ground to a battery up to this or yourMoreIn order to test your pump. You're going to want to hook the ground to a battery up to this or your black wire and a positive to either one of these this is your down.
Where are trim relays located?
Easy 5 minute fix, Trim relays are usually located on starboard side of motor, you may have to unscrew some wires to get to them.
How do you test a Yamaha trim relay?
1:1717:50Yamaha F90 F100 F115 Diagnosing a Bad Trim Relay or Bad ... - YouTubeYouTubeStart of suggested clipEnd of suggested clipSpeaking you can rule out the switches that cause this failure normally you're looking at a failureMoreSpeaking you can rule out the switches that cause this failure normally you're looking at a failure further down the line. And it's a good idea to look at any points that they have in common which.