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.

RemovalInstallation
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Dtc p0197 engine oil temperature sensor "a" circuit low
ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P0197 ENGINE OIL TEMPERATURE SENSOR "A" CIRCUIT LOWDTC detecting condition:Immediately at fault recognitionTrouble symptom:• Hard to start• Improper idling• Poor driving performance ...
Brake fluid
Checking the fluid level
WARNING
Prevent brake fluid from coming into contact with your eyes when servicing
your Subaru Ascent, as it can cause serious irritation or injury. If exposure
occurs, rinse immediately with clean water and seek medical attention if necessary.
Wearing protecti ...