Chech engine codes

atticuss76

Recruit
Joined
Oct 1, 2009
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I HAVE A 2003 70 4-STROKE THAT IS HAVING A WIERD ISSUE; IT WILL START AND RUN WITHOUT ISSUE UNTIL I SHUT IT DOWN. AFTER THAT THE ENGINE HAS TO COOL OFF BEFORE I'M ABLE TO RESTART IT, BUT IT WILL NOT DO IT CONSTANTLY. WHEN IT DOES GIVE ME AN ISSUE IT IS FLASHING A CODE OF FOUR FLASHES, PAUSE, AND THEN TWO FLASHES AND THEN IT KEEPS REPEATING THE CYCLE. WHEN THE ENGINE DOES CHOOSE TO START IT RUNS AS IF NOTHING IS WRONG WITH IT. IT'S ALMOST AS IF SOME SENSOR IS MESSING UP AFTER IT IS WELL HEATED. THE PROBLEM IS NOT THAT BAD AS LONG AS I DON'T STOP WHERE THERE ISN'T ANY FISH---20 MINS. CAN BE A LONG TIME WHEN FISH AREN'T BITING!:facepalm:
 

atticuss76

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Joined
Oct 1, 2009
Messages
4
Re: Chech engine codes

This motor is the same as a Suzuki DF70--I'm able to buy parts from either shop---just not sure whether the controls/codes are the same.
 

clanton

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Joined
Jul 9, 2001
Messages
4,876
Re: Chech engine codes

Here they are.
 

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boobie

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Nov 5, 2009
Messages
20,826
Re: Chech engine codes

What does the CKP sensor do ?? Crank position??
 

clanton

Rear Admiral
Joined
Jul 9, 2001
Messages
4,876
Re: Chech engine codes

Yes, one poster had CKP sensor screws loose. Sensor bumping flywheel. May also be loose, corroded connector.
 
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