LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2005 >> Forester XT, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DOTC) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P0506 Idle Control System Rpm Lower Than Expected >> Enable Condition
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Enable Condition

ENABLE CONDITION

Secondary Parameters Enable Conditions
Engine coolant temperature >/= 75°C (167°F)
Battery voltage >/= 10.9 V
Atmospheric pressure > 75.0 kPa (563 mmHg, 22.2 inHg)
Fuel level >/= 9 l (2.38 US gal, 1.98 lmp gal)
After engine starting 10 seconds or more
Feedback in ISC In operation
Measured lambda 0.90 <-- --> 1.1
After air condition switching ON-OFF OFF-ON, 5 seconds or more
After in-manifold pressure change more than 4 kPa (30 mmHg, 1.2 inHg) > 5 seconds
After neutral switch ON-OFF event > 5 seconds
Vehicle speed 0 km/h (0 MPH)