asieps_tobira_IM_US.book 147 ページ 2012年1月17日 火曜日 午後3時48分
Diagnostic Trouble Code (DTC) Detecting Criteria
BN:DTC P0448 EVAPORATIVE EMISSION CONTROL SYSTEM VENT CONTROL
CIRCUIT SHORTED
1. OUTLINE OF DIAGNOSIS
Detect open or short circuit of the drain valve.
Judge as NG when the ECM output level differs from the actual terminal level.
2. COMPONENT DESCRIPTION
(1)
Magnetic plate
(2)
Yoke
(3)
gasket
(4)
Spring
3. ENABLE CONDITION
Secondary Parameters
None
4. GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.
(1)
(2)
(3)
(10)
(9)
(5)
Valve seat
(6)
Valve
(7)
Plate
Enable Conditions
GD(H4DOTC)-147
GENERAL DESCRIPTION
(4)
(5)
(6)
(7)
(8)
(8)
Retainer
(9)
Movable core
(10)
Bobbin
EN-01730