First, the Audi car maintenance and zero
     1. Oxygen sensor warning light (OXYGENSENSORWARNINGLIGHT abbreviated "O.S.W.L")
     (1) When the mileage reaches 48000km, "O.S.W.L" lights to remind you to replace the oxygen sensor.
     (2) AUDI100 / 200 vehicles, mileage of 96000km, "O.S.W.L" lights, to remind the replacement of oxygen sensors.
     2. Zero program
     (1) marked "OXS" for the zero key.
     (2) When the ignition switch is turned on, it will display "OXS" to finish zeroing.
     Second, the public car maintenance and zero
     1. Oxygen / Exhaust Warning Light (OXYGEN / EGRWARNINGLIGHT)
     (1) When the mileage reaches 24000km, the EGR lights up to remind the maintenance EGR system.
     (2) When the mileage reaches 48000km, the "OXS" lights to remind you to maintain or replace the oxygen sensor.
     (3) need to be zero after maintenance.
     2. Zero program
     (1) For the hook type, to the left hook to "EGR" to zero, to the right hook to "OXS" light zero, apply to RABBIT and PICKUP models.
     (2) other models by pressing the zero key can be.