BMW 2006 Z4, Service And Warranty Information, Page: 17 / 54

Emission Control Maintenance Schedule BMW M Coupe and Roadster
The maintenance schedule as shown is required
for the proper functioning of the emission control
systems for optimum vehicle performance and
fuel economy.
Abbreviations:
I - Inspect
R - Replace part(s) and/or fluid listed
Basic Engine
Engine oil . . . . . . . . . . . . . . . . . . . . . . . .
Engine oil filter . . . . . . . . . . . . . . . . . . . . .
Fuel System
Air filter . . . . . . . . . . . . . . . . . . . . . . . . . .
Ignition System
Spark plugs . . . . . . . . . . . . . . . . . . . . . . .
Emission Control Components
Oxygen sensor . . . . . . . . . . . . . . . . . . . . .
BMW M Coupe,
Roadster
Oil
Service
Inspection
I
Oil
Service
Inspection
II
R
R R
R R
R R
R
R
R
Replace at intervals of
100,000 miles
Oxygen Sensor Service: The oxygen sensor deteriorates strictly on a mileage basis and must therefore
be replaced to maximize vehicle fuel economy and minimize exhaust pollution.
The mileage interval varies according to individual driving conditions and is determined by the service
interval indicator.
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