Headlight Relay

WARNING: This page is about a different car, the 2004 Subaru Impreza. However, it is still accessible from the selected car via links, so may be relevant.

Measure the headlight relay resistance between terminals when connecting terminal No. 4 to battery positive terminal and terminal No. 3 to battery round terminal.

Fig 1: Checking Resistance Between Headlight Relay Terminals

Courtesy of SUBARU OF AMERICA, INC.

HEADLIGHT RELAY TERMINALS RESISTANCE

Current	Terminal No.	Standard
Flow	1 and 2	Less than 1 ohm
No flow	1 and 2	More than 1 Mohm