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

Subaru Legacy BN/BS (2015-2019) Service Manual / Continuously variable transmission(tr690) / Front wheel speed sensor / Inspection

1. Remove the bulkhead harness connector from TCM. Transmission Control Module (TCM) > REMOVAL

2. Set the ST between the TCM and bulkhead harness.

ST 18460AA040

CHECK BOARD

3. Set the probe of oscilloscope to the check board connector.

Terminals:

No. 12 (+) — No. 26 (−)

(A)	+ probe
(B)	− probe

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.

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:

Dtc p0222 throttle/pedal position sensor/switch "b" circuit low
DTC DETECTING CONDITION:Immediately at fault recognitionTROUBLE SYMPTOM:• Improper idling• Poor driving performance• Engine stalls.CAUTION:After servicing or replacing faulty parts, perform Clear Memory Mode Clear Memory Mode > OPERATION, and Inspection Mode Inspection Mode > PRO ...