What does the fault code p00d8 means?

The fault code P00D8 refers to a problem with the ambient air temperature sensor, specifically indicating that the sensor's signal is out of range or has a malfunction. This code is often triggered by issues such as a faulty sensor, wiring problems, or a faulty engine control unit (ECU). It can affect engine performance and fuel efficiency, prompting the need for diagnostics to identify and fix the underlying issue.