Bosch LSU4.2 5-wire, wide-band O2 sensor

Bosch LSU4.2 5-wire, wide-band O2 sensor

Standard sensor shipping with LM-2, LC-1, LM-1

According to BOSCH Datasheet:

Expected Lifetime of Oxy Sensor 160.000 km, max.10 years

If operated with leaded fuel, depending on lead concentration, the following reduced lifetimes do apply.
-  0,6 g Pb/l: 20 000 km
-  0,4 g Pb/l: 30 000 km
-  0,15 g Pb/l: 60 000 km