As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/ABE - FLT 7158 - DURING TAKEOFF, AIRCRAFT ABORTED TAKEOFF AND RETURNED TO GATE DUE TO LT ENGINE ONLY MAKING 4 PERCENT TORQUE. MAINTENANCE ADJUSTED MAXIMUM FUEL FLOW AND PROPELLER GOVERNOR. OPS CHECK GOOD. AIRCRAFT RELEASED AND RETURNED TO SERVICE.