Volkswagen Santana/Lavida/Polo Reverse Light Switch Sensor 02T945415P Precise Match

Volkswagen Santana, Lavida, Polo: reverse light switch sensor (OEM 02T945415P) mounted on transmission housing to monitor reverse gear engagement. When engaged, it sends signal to ECU to light reverse lights and activate rear radar or camera. Compatible with 02T945415 and 02T945415D. Installation difficulty: low to moderate; recommended labor 0.3-0.5 hours. When removing, prevent transmission oil leakage. If reverse lights do not illuminate or radar not responsive, switch internal fault is common.