What does the fault code P1187 on a 2004 Kia Sorento 2.5d means?

The fault code P1187 on a 2004 Kia Sorento 2.5d indicates a problem with the fuel pressure sensor or circuit, specifically relating to low fuel pressure conditions. This can stem from issues such as a faulty fuel pump, clogged fuel filter, or wiring problems. It's important to diagnose the specific cause, as it can affect engine performance and efficiency. Checking the fuel system components and electrical connections is recommended to resolve the issue.