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-   -   Honda BF130 not starting - help pls (https://hondaforum.com/forum/honda-marine-engines-33/honda-bf130-not-starting-help-pls-15112/)

antoine 04-18-2021 10:02 AM

Honda BF130 not starting - help pls
 
Hi Guys
I have a bf130, not starting at all. When turning the ignition key ON, the high pressure pump is working, but no voltage on the injectors. Checked all wiring, + from the main relay is coming but - from the ESM is not. Checked for codes but no codes are present.

Went even through all the harness and checked all sensors. Was suspicious with the Map sensor so i changed it with a new one. Checked even all other sensors and seems that they are working fine. Checked resistance of injectors and they are around 14ohms (as per manual)

Any idea please

avisitor 04-18-2021 02:54 PM

Sorry don't know anything about Honda's out board motor.
Looks like you already know what is wrong
No power to the injectors? Any signal to turn on and off the injectors?

antoine 04-19-2021 01:17 AM

Its the ECU that decides when to turn

avisitor 04-19-2021 08:10 AM


Originally Posted by antoine (Post 37387)
Its the ECU that decides when to turn

Understood, there should be certain conditions which the ECU sees before it will send the injector pulses
Crank sensor needs to know the shaft is turning.
Anyway, did you find power to the fuel injectors?

antoine 04-19-2021 08:21 AM

+12v from the main relay yes, but -12v from the ecu no. I connected a lamp to the 2 pin red plug to check the codes and it is remaining on.

avisitor 04-19-2021 08:25 AM

That doesn't sound good.
I just don't know enough about this motor to say what to do next
Sorry.

antoine 04-19-2021 08:44 AM

Thanks, will try to get an ECU to test


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