Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
DTC PZ2719, UTD - Trunk Tamper Switch Fault: Notes
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 PZ2719 will set when PZM determines trunk tamper switch has been active for 2 seconds. When DTC PZ2719 is set, UTD will still arm, disregarding input from trunk tamper switch. DTC PZ2719 will clear when PZM does not determine trunk tamper switch as active for 2 consecutive monitoring cycles.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.