Fog Light System

WARNING: This page is about a different car, the 2002 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.

This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting.

FOG LIGHT SYSTEM

Symptom/Suspect Area

See

Fog Light Does Not Light Up With Light Control SW In HEAD (Headlight Is Normal)

FOG Fuse (I/P JB)

⁽¹⁾

Fog Light Relay

⁽²⁾

Fog Light Switch

⁽³⁾

Wire Harness

.....

Body ECU

⁽⁴⁾

Fog Light Does Not Light Up With Light Control SW In HEAD (Headlight Does Not Light)

Other Parts

⁽⁵⁾

Wire Harness

.....

Only One Fog Light Does Not Light

Bulb

.....

Wire Harness

.....

⁽¹⁾	FUSES & CIRCUIT BREAKERS

⁽²⁾	See Step 1 Of INSPECTION

⁽³⁾	See Step 2 Of INSPECTION

⁽⁴⁾	HOW TO PROCEED WITH TROUBLESHOOTING

⁽⁵⁾	INSPECT HEADLIGHT SYSTEM