CONTINUOUSLY VARIABLE TRANSMISSION(TR580) > Secondary Speed Sensor
INSPECTION
1. Set the ST between the TCM and bulkhead harness.
| ST 18460AA040 | CHECK BOARD |
2. Set the probe of oscilloscope to the check board connector.
Connector & terminal
No. 13 (+) — No. 42 (−):

(A) | + probe |
(B) | − probe |
3. Start and warm up the engine.
4. Lift up the vehicle.
CAUTION:
Lift up the vehicle until the tire bottom is 0.3 m (0.98 ft) or more above the ground.
5. Shift the select lever to “D” range.
6. Check the waveform and output voltage of the secondary speed sensor with engine idling.
NOTE:
The waveform cycle changes as the speed changes.

RemovalSteering warning light does not come on
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Locking and unlocking from the outside
NOTE
If you unlock the driver's door of your Subaru Ascent using a key (including
the emergency key) while the alarm system is armed, opening the door will trigger
the alarm, causing the vehicle horn to sound. To stop the alarm in the Subaru Ascent,
perform one of the following actions:
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Adjustment
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