Subaru Legacy BN/BS (2015-2019) Service Manual: Removal
1. Disconnect the ground terminal from battery sensor. NOTE 2. Lift up the vehicle. 3. Disconnect the connector (A) of the front oxygen (A/F) sensor. 4. Remove the clip (B) securing the front oxygen (A/F) sensor harness. (LH side only) 5. Apply spray-type lubricant (004301003) or equivalent to the threaded portion of front oxygen (A/F) sensor, and leave it for one minute or more. 6. Remove the front oxygen (A/F) sensor. CAUTION: When removing the front oxygen (A/F) sensor, wait until exhaust pipe cools, otherwise it will damage the exhaust pipe. • RH side
• LH side
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Inspection
1. Check that the front oxygen (A/F) sensor has no deformation, cracks or other damages.2. Measure the resistance between front oxygen (A/F) sensor terminals.Terminal No.Standard3 and 42.0+0.42 &minus ...
Other materials:
Electrical component location location
(1)Headlight ASSY– Headlight beam leveler actuator(4)Headlight relay Hi LH(7)Auto headlight beam leveler CM(2)Rear vehicle height sensor(5)Headlight relay Hi RH(8)Body integrated unit(3)Headlight relay Lo(6)Fuse 7.5A (auto headlight beam leveler CM)(9)Data link connector ...
