DTC P1108: Manifold Differential Pressure Sensor - Low Input: Condition
WARNING: This page is about a different car, the 2002 Suzuki Esteem. However, it is still accessible from the selected car via links, so may be relevant.
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.