Emb-140 captain reported a rejected takeoff after #2 engine itt rapidly went high.

Attributes
ACN	1559590
Time
Date	201807
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	VMC
Aircraft 1
Make Model Name	EMB ERJ 140 ER/LR
Operating Under FAR Part	Part 121
Flight Phase	Takeoff
Flight Plan	IFR
Component
Aircraft Component	Engine Air
Person 1
Function	Captain Pilot Not Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Events
Anomaly	Aircraft Equipment Problem Critical

Narrative:

Noticed on taxi that engine 2 was 100 degrees higher than engine 1; called maintenance and maintenance decided it would be ok to try and go because the temp was not out of limits.on takeoff engine 2 itt went very fast to 815 degrees and was still higher than engine 1 so we aborted the take off.maintenance said they found a bleed leak.

Original NASA ASRS Text

Title: EMB-140 Captain reported a rejected takeoff after #2 engine ITT rapidly went high.

Narrative: Noticed on taxi that engine 2 was 100 degrees higher than engine 1; called maintenance and maintenance decided it would be ok to try and go because the temp was not out of limits.On takeoff engine 2 ITT went very fast to 815 degrees and was still higher than engine 1 so we aborted the take off.Maintenance said they found a bleed leak.

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.