The instrument cluster and panel illumination system consists of both dimmable and non-dimmable (fixed) illumination sources. The instrument cluster and panel illumination is used to provide backlighting to the instrument panel, switches and control components when the parking lamps are on.
The dimmable backlighting system provides dimmable backlighting to the following components:
NOTE:
If the battery is disconnected or discharged, the instrument panel dimmer switch requires re-calibration. Rotate the instrument panel dimmer switch from the full dim position to the dome on position. This makes sure that all displays are visible under all lighting conditions.
The fixed backlighting system consists of the following component:
Ford Focus Piston Ring-to-Groove Clearance
Special Tool(s)
Feeler Gauge Set
303-D027 (D81L-4201-A) or equivalent
NOTE: Refer to the appropriate Section 303-01 for the specification.
Inspect the piston for ring land damage or accelerated wear.
Using the Feeler Gauge Set, measure the piston ...