Test W: The Fog Lamp On Indicator Is Inoperative

PINPOINT TEST W: THE FOG LAMP ON INDICATOR IS INOPERATIVE

W1-W2:

W2-W3:

Normal Operation
When the fog lamps are on, the smart junction box (SJB) provides voltage to the fog lamp on indicator (in the headlamp switch) through circuit 1407 (LB/OG).

Possible Causes
- Circuit 1407 (LB/OG) open
- Headlamp switch
- SJB