LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2013 >> Forester X, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4DO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P050A Cold Start Idle Air Control System Performance >> Enable Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Enable Conditions

ENABLE CONDITION

Secondary Parameters Enable Conditions
< Exhaust gas temperature diagnosis >
Atmospheric pressure ≤ 75 kPa (563 mmHg, 22.2 inHg)
Battery voltage > 10.9 V
Engine condition In operation
Vehicle speed ≤ 2 km/h (1.2 MPH)
Elapsed time after gear position change (P ←→ D or N ←→ D) ≤ 3000 ms
ISC feedback In operation
Throttle opening angle < 0.37 °
Fuel property Not extremely low volatility
Target retard amount ≤ 8 °CA (AT model)
  ≤ 8 °CA (MT model)
< Idle speed diagnosis >
Atmospheric pressure ≤ 75 kPa (563 mmHg, 22.2 inHg)
Battery voltage > 10.9 V
Engine condition In operation
Vehicle speed ≤ 2 km/h (1.2 MPH)
Engine coolant temperature ≤ 50 °C (122 °F)
Intake air amount sum value ≤ Value of Map 1
Elapsed time after gear position change (P ←→ D or N ←→ D) ≤ 3000 ms
Throttle opening angle < 0.37 °
Fuel property Not extremely low volatility
Elapsed time after starting the engine ≤ 2000 ms
< Final ignition timing diagnosis >
Atmospheric pressure ≤ 75 kPa (563 mmHg, 22.2 inHg)
Battery voltage > 10.9 V
Engine condition In operation
Vehicle speed ≤ 2 km/h (1.2 MPH)
Engine coolant temperature ≤ 50 °C (122 °F)
Intake air amount sum value ≤ Value of Map 2
Elapsed time after gear position change (P ←→ D or N ←→ D) ≤ 3000 ms
Throttle opening angle < 0.37 °
Fuel property Not extremely low volatility
Target retard amount ≤ Value from Map 3
MAP 1

Engine coolant temperature at engine starting °C (°F) -40 (-40) -30 (-22) -20 (-4) -10 (14) 0 (32) 10 (50) 20 (68) 30 (86)
Intake air amount sum value g (oz) 965.6 (34.06) 869.1 (30.65) 772.5 (27.25) 659.8 (23.27) 547.2 (19.3) 466.7 (16.46) 395.9 (13.96) 354.1 (12.49)
ENABLE CONDITION

Engine coolant temperature at engine starting °C (°F) 40 (104) 50 (122) 60 (140) 70 (158) 80 (176) 90 (194) 100 (212) 110 (230)
Intake air amount sum value g (oz) 321.9 (11.35) 289.7 (10.22) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65)
MAP 2

Engine coolant temperature at engine starting °C (°F) -40 (-40) -30 (-22) -20 (-4) -10 (14) 0 (32) 10 (50) 20 (68) 30 (86)
Intake air amount sum value g (oz) 965.6 (34.06) 869.1 (30.65) 772.5 (27.25) 659.8 (23.27) 547.2 (19.3) 466.7 (16.46) 395.9 (13.96) 354.1 (12.49)
ENABLE CONDITION

Engine coolant temperature at engine starting °C (°F) 40 104) 50 (122) 60 (140) 70 (158) 80 (176) 90 (194) 100 (212) 110 (230)
Intake air amount sum value g (oz) 321.9 (11.35) 289.7 (10.22) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65) 273.6 (9.65)
MAP 3

Engine coolant temperature -40 °C (-40 °F) -30 °C (-22 °F) -20 °C (-4 °F) -10 °C (14 °F) 0 °C (32 °F) 10 °C (50 °F) 20 °C (68 °F) 30 °C (86 °F) 40 °C (104 °F) 50 °C (122 °F)
Target retard amount (AT model) 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 3.5 °CA
Target retard amount (MT model) 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 6.4 °CA 3.5 °CA