Trim Sensor & Relay?

Streamfixer

Cadet
Joined
Mar 6, 2010
Messages
7
2003 F115 Yamaha

I have checked the resistance of the sender wiring (pink to black) with the motor down (in shop) and get a reading of 107 ohm.

I went to raise the motor to check variance in the resistance only to have nothing happen at the pump, no noise, nothing.

I suspect the relay has given up.

This brings me to two questions:

Where is the tilt/trim relay physically located so I can check it as set out in the Yamaha shop manual

Where is the trim sender physically located so I can perform the check (or R/R) on that system too?

Thank you
 

rodbolt

Supreme Mariner
Joined
Sep 1, 2003
Messages
20,066
Re: Trim Sensor & Relay?

trim sender has absolutly nothing to do with can the trim opererate.
the trim relay is located on the front stbd side of the engine under the electrical panal cover.
 

boatguy823

Petty Officer 3rd Class
Joined
Apr 18, 2006
Messages
75
Re: Trim Sensor & Relay?

facing the front of the engine the tnt relay is located underneath a black plastic cover remove this cover by depressing the three tabs and the relay is towards the lower left.


the sending unit is located on the swivel bracket behind the tilt tube
 
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