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Motor beeps

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tko1802

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i have a 1987 evinrude 225 h/p

i have a 1987 evinrude 225 h/p and it seems like when the motor warms up it starts to beep i just redid the carbs the water pump is fine i dont no what the problem is?
 
"steady beep or off and on dep

"steady beep or off and on depends on what the beep is. constant means over heat,off on means low or no oil to pump,please tell a bit more about the situation"
 
We replaced the oil pump 2 tim

We replaced the oil pump 2 times in the last 20 years. Water is getting up to the heads and pumping out the water line. Its a steady beep.
 
"On a V6, a steady constant be

"On a V6, a steady constant beep is either overheating OR a fuel restriction problem."
 
The motor is really hot and i

The motor is really hot and i dont think it would be a fuel restriction problem because it starts up right away.
 
"When this steady beep is soun

"When this steady beep is sounding, temporarily disconnect the two heat sensors (TAN) wires at the cylinder heads.

If the horn stops sounding, either the engine is at the overheat point OR one of the sensors is failing."
 
"That would mean that it is un

"That would mean that it is unlikely that the warning horn sound is due to overheating. But do this test first.

Second test, with horn sounding, remove the TAN wire from horn. If the horn continues to sound, the horn is faulty, in which case, replace it."
 
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