Service difficulty report · Fadec · Diamon DA40

Difficulty date
May 1, 2007
Submitted
May 1, 2007
Operation
General aviation
Make and model
Diamon DA40
Aircraft time
103 hours
Part
Fadec
Condition
Malfunctioned
Part time
103 hours
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

THE ECU WARNING LIGHTS HAVE COME ON MULTIPLE TIMES NOW. ACCRODING TO THE MANUFACTURER, EACH TIME THESE ANNUNCIATORS COME ON THE AIRCRAFT MUST BE SERVICED BY AN APPROVED MECHANIC. BY THIELERTS EXPLANATION, IF THE AIRCRAFT GOES INTO A STEEP BANK OR UN-COORDINATED TURN THAN AN AIR BUBBLE CAN GET INTO THE FUEL LINE AND CAUSE UNEVEN PRESSURES BETWEEN THE TWO ENGINES. THE FADEC SENSES THIS AS A PROBLEM AND THE ECU WANRINGS TRIP. ACCORDING TO THIELERT THIS HAS BEEN HAPPENING FREQUENTLY ON AIRCAFT WITH THEIR FADEC ENGINES. THREE TIMES ALREADY ON OUR WITHIN 100 HOURS. IT IS A NUISANCE BECAUSE AN AIRCRAFT CAN EASILY BE STRANDED IN A LOCATION WITHOUT A THIELERT APPROVED MECHANIC. OR WORSE, IF A GENUINE PROBLEM EXISTE

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