Symptom Chart

SYMPTOM CHART

Condition	Possible Sources	Action
One or more module-controlled illumination source(s) is inoperative	Circuitry Illumination light emitting diodes (LEDs) (part of illumination source component) Dimmer module	GO to PINPOINT TEST A .
The control illumination is inoperative/always on	Circuitry Headlamp switch	GO to PINPOINT TEST B .
The instrument cluster illumination is inoperative	Circuitry Illumination light emitting diodes (LEDs) Instrument cluster	GO to PINPOINT TEST C .
The climate control illumination is inoperative	Circuitry Dual automatic temperature control (DATC) unit	GO to PINPOINT TEST D .
The steering wheel control switch is inoperative	Circuitry Clockspring Steering wheel control switches Steering wheel control harness	GO to PINPOINT TEST E .
The instrument panel illumination does not dim	Circuitry Dimmer switch Dimmer module	GO to PINPOINT TEST F .