Service difficulty report · Ecu

Difficulty date
January 25, 2010
Submitted
March 1, 2010
Operation
General aviation
Engine
Pwa PW120A
Part
Ecu
Condition
Failed
Location
Engine
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
E, A

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

What was found

(CAN) POWER LOSS/IFSD WITH THE ENGINE OPERATING IN MANUAL MODE, THE ENGINE FUEL FLOW AND OTHER PARAMETERS WENT TO ZERO. THE PILOT ELECTED TO SHUTDOWN THE ENGINE AND A SINGLE ENGINE LANDING FOLLOWED. THE ELECTRONIC CONTROL UNIT (ECU) WARNING WAS ILLUMINATED AT THE TIME. THE ECU WAS REPLACED AND GROUND RUNS WERE SATISFACTORY. MFG WILL INVESTIGATE TO ESTABLISH ROOT CAUSE AND SUPPLEMENT THE REPORT ONCE THE INFORMATION IS AVAILABLE. (TC 20100209006)