DTC 5: Map Sensor (Mechanical)

If self-diagnosis Check Engine light indicates code 5, a mechanical problem (broken hose) may exist in the Manifold Absolute Pressure (MAP) Sensor System. See Fig 1 and Fig 2 . The MAP sensor converts manifold absolute pressure into electrical signals and inputs the ECU.

Fig 1: MAP Sensor Vacuum Diagnostic Flowchart (1 Of 2)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: MAP Sensor Vacuum Diagnostic Flowchart (2 Of 3)

Courtesy of AMERICAN HONDA MOTOR CO., INC.