Reversing Sensor PDC 66209921621 for Z4 E81 3 E90 E91

Restores Rear Parking Assist: This ultrasonic PDC sensor replaces a faulty sensor that causes wrong PDC alerts, reverse system silence or dashboard error light. It detects obstacles at short distance and emits progressive acoustic signal (the faster the sound, the closer the obstacle), to prevent bumper scratches in city and niche. Check fitment before ordering: This sensor fits 1 Series (E81, E82, E87, E88, F20, F21), 3 Series (E90, E91, E92, E93), Z4 (E89), X1 (E84) and Mini (R50, R53, R55, R56, R57, R60) when the original part number is 66209921621 or 66206988965. Enter VIN (chassis) number in a message for confirmation before purchase. No Modification Installation: 3-pin sensor, direct plug into original bumper housing, no wiring or adapter required. Tool needed: a flat screwdriver. Box contents: 1 x ultrasonic PDC sensor (same size, same connector as original) Can be installed in the garage or by a user at ease, in 5 to 10 minutes. Durable and waterproof engineering plastic housing, designed to withstand moisture, salt, vibration and winter and summer temperatures. Same shape and frequency as original part (OEM 66209921621): no malfunction or PDC error after fitting. Quality equivalent to the original at the price of a replacement part. Brand new, checked before shipment. In case of non-adaptation (VIN not verified or model error), free return within 30 days. For Mini, this sensor is a direct replacement of the listed OEM numbers: the PDC system recognizes the sensor immediately after plugging in, without programming.