What was found
AIRCRAFT NOT GROUNDED: ON DEPARTURE AT KDCA RWY 1 AUTOPILOT ENGAGED AT 100' NAV GREEN,AT 170' AIRCRAFT DID NOT FOLLOW COURSE. A/P DISENGAGED, AIRCRA,FT HAND FLOWN BACK TO COURSE. NO FURTHER ISSUES. ACCOMPLISHED A SUCCESSFUL AUTO-LAND CHECK IAW AMM 22-97-00, NO FAULTS NOTED.