Electronic Throttle Control Relay: Inspection

WARNING: This page is about a different variant/trim than selected.

Check that the electronic throttle control relay has no deformation, cracks or other damages.

Measure the resistance between electronic throttle control relay terminals.

Fig 1: Measuring Resistance Between Main Relay Terminals

Courtesy of SUBARU OF AMERICA, INC.

TERMINAL RESISTANCE REFERENCE CHART

Terminal No.	Standard
1 and 2	1 MΩ or more
3 and 4	93.8 - 136.4 Ω (When 20°C (68°F))

Connect battery positive terminal to terminal No. 3 and battery ground terminal to terminal No. 4, and measure the resistance between the electronic throttle control relay terminals.

Fig 2: Connecting Battery Positive Terminal To Terminals And Battery Ground

Courtesy of SUBARU OF AMERICA, INC.

TERMINAL REFERENCE CHART

Terminal No.	Standard
1 and 2	Less than 1 Ω