Interrupt Relay: Inspection

Measure the interrupt relay resistance between terminals (indicated in the table below) when connecting terminal No. 1 to battery positive terminal and terminal No. 4 to battery ground terminal.

INTERRUPT RELAY TERMINALS RESISTANCE

Current	Terminal No.	Standard
Flow	2 - 6	More than 1 MΩ
No flow	2 - 6	Less than 1 Ω

Fig 1: Measuring Interrupt Relay Resistance

Courtesy of SUBARU OF AMERICA, INC.

If the measured value is out of specifications indicated in table, replace security horn relay.