Narrative:

Ground operations; taxi out and takeoff were all normal. First officer was pilot flying on the departure. Our clearance was to climb to FL320. Passing FL240 we got an ECAM alert; engine 2 thr lever disagree. Engine instruments indicated that the left engine was at climb thrust but that the right engine had rolled back to idle. The ECAM directed the engine 2 throttle be retarded to idle; and the a/th keep on. The land as soon as possible indication was displayed.we requested a level off at FL240 with ATC. After completing the ECAM we [advised ATC] and requested vectors to [departure airport]. We were approximately 60 miles from the field. We sent an ACARS message to dispatch informing that we had the engine 2 locked in idle; were return to base; and requested landing data. We were approximately 152;000 landing weight; 10;000 over maximum. I elected to fly. Uneventful single engine approach and landing.

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Original NASA ASRS Text

Title: A320 flight crew reported returning to departure airport after the #2 engine locked into idle thrust during climb.

Narrative: Ground operations; taxi out and takeoff were all normal. First Officer was pilot flying on the departure. Our clearance was to climb to FL320. Passing FL240 we got an ECAM alert; ENG 2 THR LEVER DISAGREE. Engine instruments indicated that the left engine was at climb thrust but that the right engine had rolled back to idle. The ECAM directed the engine 2 throttle be retarded to idle; and the A/TH KEEP ON. The LAND ASAP indication was displayed.We requested a level off at FL240 with ATC. After completing the ECAM we [advised ATC] and requested vectors to [departure airport]. We were approximately 60 miles from the field. We sent an ACARS message to Dispatch informing that we had the engine 2 locked in idle; were return to base; and requested landing data. We were approximately 152;000 landing weight; 10;000 over maximum. I elected to fly. Uneventful single engine approach and 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.