Subaru Legacy BN/BS (2015-2019) Service Manual: Inspection
1. Remove the bulkhead harness connector from TCM. Transmission Control Module (TCM) > REMOVAL 2. Set the ST between the TCM and bulkhead harness.
3. Set the probe of oscilloscope to the check board connector. Terminals: No. 12 (+) — No. 26 (−)
4. Lift up the vehicle and raise the vehicle speed up to 20 km/h (12 MPH). 5. Check the waveform of front wheel speed sensor when vehicle speed is at 20 km/h (12 MPH). NOTE: The waveform cycle changes as the speed changes.
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Removal
CAUTION:• Be sure to prevent water or oil from contacting the connector terminal of front wheel speed sensor. If adhesion occurs, replace with a new part.• When removing front wheel speed ...
Installation
CAUTION:• Be sure to prevent water or oil from contacting the connector terminal of front wheel speed sensor. If adhesion occurs, replace with a new part.• After installing the front wheel ...
Other materials:
Assembly
1. Install the valve spring and valve.(1) Set the cylinder head on ST.ST 18250AA010CYLINDER HEAD TABLE(2) Coat the stem of each valve with engine oil and insert the valve into valve guide.NOTE:When inserting the valve into valve guide, use special care not to damage the oil seal lip.(3) Install t ...
