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  1. M

    2018 Merc 90 EFI 4 stroke - Power Trim Up Does Not Work - Troubleshooting

    Service Manual on Backorder right now... :) Here is the part: Unfortunatley $100 plus shipping. Sorry for the delay in responding. There is this sensor that looks like it provides tilt position. with purple/Black/Blackwhite wires. I tried to disconnect (no effect) tried to ground the...
  2. M

    2018 Merc 90 EFI 4 stroke - Power Trim Up Does Not Work - Troubleshooting

    _______________ Thanks for info but it's not the crimp connection. Inside of Motor and contacts are dry and clean. The 1.8V is coming from the Trim Limit Kit Module, Blue White wire feeding the relay (see picture) - when the up trim button is depressed the unit supplies only 1.8VDC...
  3. M

    2018 Merc 90 EFI 4 stroke - Power Trim Up Does Not Work - Troubleshooting

    See Response to Texasmark: Blue/white only gets 1.7 VDC Blue/White is the problem. I found controller pictured below with potted connections so no way to examine internals. Parallel switches feed into it and outbound go to relays. I cannot locate this part number online anywhere but it has to...
  4. M

    2018 Merc 90 EFI 4 stroke - Power Trim Up Does Not Work - Troubleshooting

    2018 Merc 90 EFI 4 stroke - Power Trim Up Does Not Work - Troubleshooting2018 Merc Serial 2B4937## Power Trim "Up" Stopped working - Need some additional troubleshooting help or direction. 1. Down Works on Both Motor and Throttle switch. 2. I Reverse Blue and Green wires to lift motor and Down...
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