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Home >> Subaru >> 2021 >> Ascent Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle (Diagnostics) >> Inspection Mode >> Procedure >> Inspection Mode F

Inspection Mode F

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DTC Item Condition
P0708 TRANSMISSION RANGE SENSOR "A" CIRCUIT HIGH -
P1603 ENGINE STALL HISTORY -

Diagnostic procedure: 

  1. Check the readiness code using Subaru Select Monitor and confirm that the diagnosis is not completed.
  2. Start the engine.
  3. Depress the brake pedal and move the select lever to each range at an interval of five seconds.
    NOTE: Move the select lever in the following order: "P" → "R" → "N" → "D".
  4. Drive for three seconds at 16 km/h (10 MPH).
    NOTE: Drive in "D" range and "R" range.