Subaru Legacy BN/BS (2015-2019) Service Manual: Removal
1. Disconnect the ground terminal from battery sensor. NOTE 2. Lift up the vehicle. 3. Remove the under cover. Front Under Cover > REMOVAL 4. Disconnect the front oxygen (A/F) sensor connector, and remove the clip holding the front oxygen (A/F) sensor harness.
5. Lower the vehicle. 6. 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. 7. 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.
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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.Standard1 and 22.0+0.42 &minus ...
Other materials:
Component
(1)Air intake duct(10)Spacer(19)Clamp(2)Clip(11)Cushion (3)Cushion(12)Air cleaner elementTightening torque: N·m (kgf-m, ft-lb)(4)Resonator chamber(13)Air cleaner case (rear)T1:1 (0.1, 0.7)(5)Clip (model with clip)(14)ClipT2:3 (0.3, 2.2)(6)Cushion(15)Mass air flow and intake air temperature s ...
