Highlander 4WD V6-3.0L (1MZ-FE) (2003)
Headlamp Dimmer Switch: Testing and Inspection
HEADLAMP DIMMER SWITCH ASSEMBLY (W/ FOG LIGHT)
a. Inspect light control switch continuity.
1. Check that the continuity between terminals at each switch position, as shown in the chart.
b. Inspect headlight dimmer switch continuity.
1. Check that the continuity between terminals at each switch position, as shown in the chart.
c. Inspect turn signal switch continuity.
1. Check that the continuity between terminals at each switch position, as shown in the chart.
d. Inspect front fog light switch continuity.
1. Check that the continuity between terminals at each switch position, as shown in the chart.
HEADLAMP DIMMER SWITCH ASSEMBLY (W/O FOG LIGHT)