P0105 - MAP Circuit Malfunction
The MAP (Manifold Absolute Strain) sensor is portion of the fuel management method. It reacts to changes in engine manifold pressure. The PCM (Powertrain Handle Module) monitors the MAP sensor continually to properly run the engine. Alterations in engine load demand alterations inside the quantity of fuel injected, and timing on the ignition program, and so forth. An engine under load has extra manifold pressure(or significantly less vacuum) than an engine that is definitely coasting. Because the load modifications, the MAP sensor voltage signal to your PCM adjustments accordingly. To examine the MAP sensor operation, however, the PCM watches other sensors to verify the MAP sensor is working effectively. For instance, the PCM compares the TPS (Throttle Place Sensor) signal towards the MAP signal to confirm the MAP signal isn't "sticking". In the event the PCM does not see a MAP sensor adjust instantly follow a adjust within the throttle pedal sensor, it understands the...