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

Subaru Legacy BN/BS (2015-2019) Service Manual / Glass windows mirrors / Relay and fuse / Inspection

1. CHECK FUSE

1. Remove the fuse and inspect visually.

2. If the fuse is blown out, replace the fuse.

2. CHECK RELAY

1. Check the resistance between relay terminals.

Terminal No.	Inspection conditions	Standard	Circuit
1 — 2	Always	1 M- or more
1 — 2	Apply battery voltage between terminals 4 and 3.	Less than 1 -

2. Replace the relay if the inspection result is not within the standard value.

Location

Main fuse box (M/B)Rear defogger relay(A)Fuse 25 A (rear defogger)(B)Slow blow fuse (power window)(C)Fuse & relay box (F/B)Fuse 7.5 A (remote control mirror)(D)Fuse 15 A (mirror heater, wiper deicer)( ...

Remote control mirror switch

...

Other materials:

Inspection
1. CHECK THE MASS AIR FLOW SENSOR UNIT1. Connect the battery positive terminal to terminal No. 3 and the battery ground terminal to terminal No. 4, and connect the circuit tester positive terminal to terminal No. 5 and the circuit tester ground terminal to terminal No. 4.2. Check the voltage changes ...