It is kind of similar to the previous one. I have seen a user telling complaining about getting lower voltages down to 1V messing up the sensors.
#MERCURY 150 FOUR STROKE ECU FLASH MANUAL#
In such a situation, you should read the owner manual carefully and see whether the settings are in the right mode. And, sometimes the problem continues to occur.
Sometimes changing the connections and cleaning the plugs can solve the issue. One of the users mentioned that he suddenly saw Temp fault, oil level fault, TPS fault, mat fault, sensor fault, and some other warning signs going off all at once. 2. Electrical Issuesĭue to the problem in the electrical system, you may notice some unusual warning messages on the dashboard. Finding any corroded or clogged part needs to be cleaned or replaced for better speed and smooth performance. He noticed 5400 RPM while going into the wind and 5300 RPM against.įurthermore, one should check the coil and other engine parts for this issue. When the customer changed his 23” propellers with a 19” one and used quickleen, the performance improved dramatically. Then, running a $900 computer test, showed no error codes only the max RPM is lower. However, after a second check-up, the mechanic found out that the motor was maxed out at 4600 RPM.
The problem was sorted out for the time being. It happened even after running ethanol-free gas almost 80% of the time.Īfter a thorough checkup in the servicing shop, the mechanic found that there was a leak in the vapor separator.įor a safe and permanent solution, he added seafoam, replaced the faulty vapor separator, and changed the main fuel line along with the primer bulb. One user mentioned that his Optimax 150 sputtered slightly while getting on the plane. Symptoms can vary based on the production year.
The motor can show problems in the initial starting stage.
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