Boxster P2402 Leak Detection Pump Error is a problematic repair. This error can easily be avoided if you know how to. Clear the Check Engine Light (CEL) error and see if the error happens again. My 2009 Boxster S started getting P2402 Leak Detection Pump (LDP) errors. on a regular basis. I would clear the … Continue reading Boxster P2402 Leak Detection Pump Error