Turn the knurled ring to 
.
The warning light 
on the instrument
cluster will come on.
See also:
Onboard Diagnostic System – OBD II
Your vehicle is equipped with a sophisticated onboard diagnostic system called
OBD II. This system monitors the performance of the emissions, engine, and automatic
transmission control systems. Wh ...
Automatic Transmission – If Equipped
The automatic transmission and differential assembly are contained within a single
housing.
The fluid level in the automatic transmission should be checked whenever the
vehicle is serviced. Opera ...
Dashboard
The presence and the position of the instruments and warning lights may vary
according to the versions.
1. Side swivel vent - 2. Side fixed vent - 3. Oddment compartment - 4. Horn -
5. Instrume ...