LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2012 >> Forester X, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (Diagnostics) (H4DOTC) >> System Operation Check Mode >> Operation >> Idle Speed Control
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Idle Speed Control

CAUTION: After executing the system operation check mode, execute the Clear Memory Mode. < Refer to OPERATION , Clear Memory Mode.>
  1. On << System Operation Check Mode >> display, select {Idle Speed Control}.
  2. On << Start the Engine >> display, start the engine and click the [OK] button.
  3. In the << Idle Speed Control >> display, click the [↑] button or the [↓] button to change the setting values, then click the [OK] button.

    Setting is possible in a range between 500 rpm - 2, 00 rpm, in increments of 50 rpm. However, the engine speed that can actually be controlled will vary depending on the vehicle.

  4. Click the [Cancel] button to stop the idle speed control.
  5. Click the [F12 Exit] button to end the idle speed control. The screen will return to the << System Operation Check Mode >> screen.
    NOTE: For detailed operation procedures, refer to PC application help for Subaru Select Monitor.
scientia non olet · About LEMON Manuals