IF (BP ??? MAP_raw) < (PG_VAC_REQ) THEN tqe_vac_kam = tqe_vac_kam + tqvac_inc where BP is the atmosphere pressure or barometric pressure, MAP_raw is the actual manifold absolute pressure (MAP), and tqvac_inc is a torque adjustment increment which may be a value such as 0.1 Nm or 0.2 Nm.