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.

RemovalWarning and indicator lights
Mark
Name
Seatbelt warning light
Front passenger's
seatbelt warning light
SRS airbag system
warning light
Front passenger's
frontal airbag ON indicator
Front passenger's
frontal airbag OFF indi ...
Electronic parking brake
Parking brake switch
Indicator light
Release the electronic parking brake
Apply the electronic parking brake
WARNING
Before leaving your Subaru Ascent, always make sure the engine is completely
turned off.
If the engine remains on, the electronic parking brake could relea ...
Caution
POWER ASSISTED SYSTEM (POWER STEERING) > General DescriptionCAUTION• Wear appropriate work clothing, including a helmet, protective goggles and protective shoes when performing any work.• Before removal, installation or disassembly, be sure to clarify the failure. Avoid unnecessary re ...