Spark Plug Inspection
Remove the ignition coils and the spark plugs.
Inspect the electrodes and the ceramic insulator:
Burned or worn electrodes may be caused by these conditions:
...
Malfunction Indicator Lamp
If this indicator comes on while driving, it means one of the engine’s emissions
control systems may have a problem. Even though you may feel no difference in your
vehicle’s performance, it ...
GPS System
The signals received from the GPS satellites
are extremely weak (less than a millionth
of the strength of a local FM station) and
require an unobstructed view of the sky.
The GPS antenna is loca ...