Subaru IMPREZA GD 2007 Series Manual page 1944

asieps_tobira_IM_US.book 153 ページ ２０１２年１月１７日 火曜日 午後３時４８分
Diagnostic Trouble Code (DTC) Detecting Criteria
BQ:DTC P0453 EVAPORATIVE EMISSION CONTROL SYSTEM PRESSURE
SENSOR HIGH INPUT
1. OUTLINE OF DIAGNOSIS
Detect the open or short circuit of the fuel tank pressure sensor.
Judge as NG if out of specification.
2. COMPONENT DESCRIPTION
(1) Connector
(2) Terminals
3. ENABLE CONDITION
Secondary Parameters
Vehicle speed
All conditions of EVAP canister purge
Learning value of evaporation gas den-
sity
Main feedback compensation coefficient
Battery voltage
4. GENERAL DRIVING CYCLE
Perform the diagnosis continually when purging.
(1)
(C)
(A) Output voltage
(B) Input voltage
Enable Conditions
≥ 2 km/h (1 MPH)
Completed
≤ 0.08
≥ 0.9
≥ 10.9 V
GD(H4DOTC)-153
GENERAL DESCRIPTION
(2)
(A)
(B)
(C) To fuel tank
EN-03875