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Crusader 502XLI ECM Harness 10 Amp Circuit Breaker tripping
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MGTTF Offline
Scurvy Dog
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Joined: Jul 2023
Home Port: Huron, OH
Vessel Info: 1998 3500 Express Crusader 502XLI's
#3
04-27-2025, 05:11 PM
The label on the breakers was in the wrong place. After chasing the wires back they were actually labeled "fuel pump". The fuel pump would begin to overheat after 25-30 minutes under a load. Replaced the fuel pump and all has been fine since. 


(04-27-2025, 10:13 AM)Mtgates44 Wrote: Is it the 10 amp fuel pump circuit breaker that is tripping?  I am having the same problem on my 1996 Tiara 3100 open with Crusader 454 XLi's.  I tested the fuel pump and it works fine.  The Fuel pump is supposed to draw less than 4.5 amps but if there is excessive resistance it could cause the amperage draw to exceed 10 amps and trip the breaker.  My next step is to test amperage draw of the fuel pump.  Anyone else have this problem?

MT Gates
1996 Tiara 3100 Open 
Crusader 454 XLi's
1600 hours
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RE: Crusader 502XLI ECM Harness 10 Amp Circuit Breaker tripping - by MGTTF - 04-27-2025, 05:11 PM

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