Test E: The Individual Component Illumination Is Inoperative

PINPOINT TEST E: THE INDIVIDUAL COMPONENT ILLUMINATION IS INOPERATIVE

Normal Operation
The smart junction box (SJB) sends a pulse-width modulated (PWM) voltage to the dimmable components through circuit VLN04 (VT/GY). Ground is provided through circuits GD134 (BK/VT) and GD138 (BK/WH).

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Headlamp switch
- Door lock switch(es)
- Roof opening panel switch
- Message center switch (if equipped)
- PAD indicator/traction control/ambient lighting switch
- Floor shifter (if equipped)

E1:

E1-E2: