Lambda sensor 0258006540 | Copy LS 6540 Category Lambda Sensor Where To Buy Contact Bosch List of Bosch Workshops Basic Information Product Name: Lambda sensor Product Number: 0258006540 Short Code: LS 6540 Details Parameters Number of wires: 4 Recomm. replacement interval: 250,000 km Overall length: 697 mm Also available as universal article see article no.: 0258986602