DTC B2719: UTD - Trunk Tamper Switch Fault: Description
A test is run to determine if trunk tamper switch is active when PZM is in a off, idle, ready to arm, arm initiated or arm delay state. DTC B2719 will set when PZM determines trunk tamper switch has been active for 2 seconds. When DTC B2719 is set, UTD will still arm, disregarding input from trunk tamper switch. DTC B2719 will clear when trunk tamper switch is not active on next ignition switch transition to RUN or CRANK position.