What was found
DURING TAKE-OFF ROLL BELOW 80 KTS, NO TAKE-OFF CAS MESSAGE ILLUMINATED, MACH TRIM OFF, PRIMARY STAB TRIM FAILED, YAW DAMPER FAIL LOWER, YAW DAMPER NOT CENTERED, FGC A FAIL CAS MESSAGES ILLUMINATED. NOSE WHEEL SHIMMY VERY STRONG ALSO, ABORTED TAKE-OFF. PERFORMED HONEYWELL DOWNLOAD FOR ICAS MESSAGES AND PERFORMED NO-TAKEOFF FUNCTIONAL TEST, OPS CHECK GOOD IAW CESSNA 750 MM CHAPTER 31-52-00. REMOVED AND REPLACED BOTH NOSE WHEEL AND TIRE ASSEMBLY DUE TO TIRES BEING FLAT SPOTTED, OPS CHECKED GOOD IAW CESSNA 750 MM CHAPTER 32-41-01.