OAR 735-108-0076
Mounting, Wiring and Aiming of Rear Fog Lamps for Motor Vehicles and Trailers

(1)

Transportation Safety adopts the mounting requirements for rear fog lamps as follows:

(a)

If one lamp is installed, mount the lamp on the left side of the motor vehicle;

(b)

If two lamps are installed, mount the lamps symmetrically around the rear centerline of the motor vehicle;

(c)

Mount the lamps the same height above the level ground as taillights are mounted;

(d)

Measure the mounting height from ground level to the center of the lens of the lamp; and

(e)

Do not mount the lamps so they interfere with required motor vehicle lighting.

(2)

Transportation Safety adopts the wiring requirements for motor vehicle rear fog lamps as follows:

(a)

Rear fog lamps shall be wired so they can only come on when the motor vehicle low beam headlights are on;

(b)

A switch shall be installed so rear fog lamps can be turned off or on leaving the low beam of the headlights on; and

(c)

A steady burning indicator light shall be wired so it comes on when the rear fog lamps are turned on and mounted in a location it is readily visible to the driver.

(3)

Transportation Safety adopts the aiming requirement for motor vehicle rear fog lamp through a horizontal angle from 45 degrees to the left and right of the center of the lamp.

Source: Rule 735-108-0076 — Mounting, Wiring and Aiming of Rear Fog Lamps for Motor Vehicles and Trailers, https://secure.­sos.­state.­or.­us/oard/view.­action?ruleNumber=735-108-0076.

Last Updated

Jun. 8, 2021

Rule 735-108-0076’s source at or​.us