东风日产逍客倒车电眼 28438-JE20A 超声波探头精准探测

Dongfeng Nissan Qashqai rear parking sensors 28438-JE20A are ultrasonic probes replacing the original sensors; fits Qashqai models. Mounted inside the rear bumper; during reversing it emits and receives ultrasonic signals to detect rear obstacles in real time and alert via buzzer or display to assist safe parking. Installation difficulty medium; recommended labor 1–1.5 hours; requires removing rear bumper and recalibrating probe positions. If false alarms, no response, continuous beeping, or shortened detection distance occur, probe aging or wiring fault.