Honda Civic manuals

Subaru Legacy 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.

ST 18460AA040CHECK 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:

Fuel system trouble in general inspection
TroublePossible causeCorrective actionInsufficient fuel supply to fuel injectora. Fuel pump does not operate. Defective terminal contactInspect contact, especially ground, and tighten it securely. Trouble in electromagnetic or electronic circuit partsReplace the faulty parts.b. Decline of fue ...

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