Subaru LEGACY 2006 Manual page 457

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Diagnostic Trouble Code (DTC) Detecting Criteria
GENERAL DESCRIPTION
H: DTC P0068 MAP/MAF - THROTTLE POSITION CORRELATION
1. OUTLINE OF DIAGNOSIS
Detect the malfunction of intake manifold pressure sensor output property. Judge as NG when the intake air
pressure AD value is Low whereas it seemed to be High from the viewpoint of engine condition, or when it
is High whereas it seemed to be Low from the engine condition.
2. COMPONENT DESCRIPTION
(1) Connector
(2) Terminal
(3) O-ring
3. ENABLE CONDITION
Secondary Parameters
Engine coolant temperature
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously after idling.
(1)
(3)
(A) Output voltage
(B) Absolute pressure
Enable Conditions
≥ 75°C (167°F)
GD(H4SO)-20
(2)
(A)
(B)
EN-01765