Subaru IMPREZA GD 2007 Series Manual page 1908

asieps_tobira_IM_US.book 117 ページ ２０１２年１月１７日 火曜日 午後３時４８分
Diagnostic Trouble Code (DTC) Detecting Criteria
Combination valve change over pressure diagnosis
Perform close stuck diagnosis of RH combination valve using variation of delivery pipe pressure when the
RH combination valve turns closed → open.
Perform close stuck diagnosis of LH combination valve using variation of delivery pipe pressure when the LH
combination valve turns open → closed.
Overflow diagnosis
Perform secondary air system flow abnormality diagnosis using both sides of combination valves secondary
air amount when both are closed.
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(1) IG
(2) Ne
(3) Secondary air pump operating
status
(4) E-COMB valve (right hand) status
(5) E-COMB valve (left hand) status
(6) Secondary air delivery pipe pres-
sure (psi)
(7) Diagnosis enable condition
(14)
(15)
(14)
(15)
(16)
(16)
(17) (17)
(16)
(17) (17)
PORL
POL
POR
Pas
(8) Barometric pressure (Pas) mea-
surement before secondary air
control
(9) Right bank all closed pressure
(POR) measurement
(10) Both banks all closed pressure
(PORL) measurement
(11) Left bank all closed pressure
(POL) measurement
GD(H4DOTC)-117
GENERAL DESCRIPTION
(17)
(16)
(17)
(12) Pump supply pressure check
(judgement)
(13) Flow amount check (judgement)
(14) ON
(15) OFF
(16) Open
(17) Close
EN-05053