Ford 2003 Mustang Workshop Manual page 3252

SECTION 413-00: Instrument Cluster and Panel Illumination
DESCRIPTION AND OPERATION
Instrument Cluster and Panel Illumination
The instrument cluster and panel illumination system illuminates the following components:
instrument cluster (10849)
audio unit (18806)
A/C-heater control
fog lamp switch
transmission range indicator
traction control switch
rear window defrost control switch
The instrument cluster is a hybrid electronic cluster (HEC), which uses both hardwired circuitry and the
standard corporate protocol (SCP) communication network to transmit and receive information. The
Mustang instrument cluster backlighting has illumination bulbs that are installed separately from the
instrument cluster. The Cobra instrument cluster has a laminated, electroluminescent applique to
backlight the cluster . The electroluminescent applique and instrument cluster must be installed as an
assembly.
2003 Mustang Workshop Manual