BMW Z4 M Roadster 2008 - Manual (Page 13)

Emission Control Maintenance Schedule Z4 M Coupe and Roadster
The maintenance schedule as shown is required
for the proper functioning of the emission con-
trol 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 . . . . . . . . . . . . . . . . . . . . .
Z4 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
120,000 miles
Oxygen Sensor Service: The oxygen sensor deteriorates strictly on a mileage basis and must there-
fore 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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