Repair Procedures: Removal

Switch "OFF" the ignition and disconnect the negative (-) battery terminal.
Disconnect the manifold absolute pressure sensor connector (A).
Remove the sensor (B) after loosening the mounting bolt from the intake manifold.
Manifold Absolute Pressure Sensor Mounting Bolt:

9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb.ft)

Fig 1: Disconnecting Manifold Absolute Pressure Sensor Connector
Courtesy of KIA MOTORS AMERICA, INC.