DTC P1108: Manifold Differential Pressure Sensor - Low Input: Condition

DTC sets when Manifold Differential Pressure (MDP) sensor is higher then specification for 5 continuous seconds. MIL is illuminated when Engine Control Module (ECM) detects malfunction during 2 consecutive drive cycles. Possible causes are:

• MDP sensor malfunction.
• MDP sensor circuit malfunction.
• MDP sensor vacuum passage malfunction.
• ECM malfunction.