Subaru Legacy BN/BS (2015-2019) Service Manual: Inspection

Subaru Legacy BN/BS (2015-2019) Service Manual / Fuel injection (fuel systems)(h6do) / Main relay / Inspection

1. Check that the main relay has no deformation, cracks or other damages.

2. Measure the resistance between main relay terminals.

Terminal No.	Standard
1 and 3	1 M- or more
2 and 4	80.55 — 98.45 - (when 20°C (68°F))

3. Connect battery positive terminal to terminal No. 2 and battery ground terminal to terminal No. 4, and measure the resistance between the main relay terminals.

Terminal No.	Standard
1 and 3	Less than 1 -

Removal

1. Disconnect the ground terminal from battery sensor. NOTE2. Remove the main relay from main fuse box. ...

Installation

1. Install the main relay to the main fuse box.2. Connect the ground terminal to battery sensor. NOTE ...

Other materials:

Rear wiring harness and trunk lid cord location
ConnectorConnecting toNo.PoleColorAreaNo.DescriptionAB312BB-1 Curtain airbag module LHAB324YC-1 Curtain airbag sensor LHAB332BA-3 Curtain airbag module RHAB344YB-3 Curtain airbag sensor RHAB563BrB-2 Belt tension sensorR164B-4 Rear door switch RHR192C-2 High-mounted stop lightR202GrB-4 Trunk room lig ...