
From 2000-2005 Optimas were a rebadged variant of the Hyundai Sonata, differing only from the Sonata in minor exterior styling details and equipment content.
Second generation (MG; 2005–2010)Front Impact Sensor (FIS). Description and Operation
Description
The front impact sensor (FIS) is installed in the Front End Module (FEM). They are
remote sensors that detect acceleration due to a collision at its mounting location.
The primary pur ...
Engine compartment fuse
replacement
1. Turn the ignition switch and all other
switches off.
2. Remove the fuse panel cover by
pressing the tab and pulling the cover
up.
3. Check the removed fuse; replace it if it
is blow ...
Inspection
Brake Booster
1.
Inspect the check valve in the
vacuum hose, intensifier and the connecting section.
...