Narrative:

Climbing out of FL150; we felt a bump followed by erratic engine 1 indications. ECAM showed engine 1 system fault; and ECAM engine 1 fadec B fault. We had to bring engine 1 to idle stabilize the engine. Returned to [departure airport] and made a normal overweight landing.

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Original NASA ASRS Text

Title: An A320 Captain reported problems with the #1 engine on climbout; requiring reduced thrust to idle to stabilize engine. The flight returned to departure airport.

Narrative: Climbing out of FL150; we felt a bump followed by erratic engine 1 indications. ECAM showed ENG 1 SYSTEM fault; and ECAM ENG 1 FADEC B fault. We had to bring ENG 1 to idle stabilize the engine. Returned to [departure airport] and made a normal overweight landing.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.