Subaru IMPREZA 2002 Service Manual page 472

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
Step
1
CHECK ANY OTHER DTC ON DISPLAY.
Y: DTC PO136
-
REAR OXYGEN SENSOR CIRCUIT MALFUNCTION
-
DTC DETECTING CONDITION:
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(S0HC)-43, OP-
ERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(S0HC)-40, OPERATION, Inspec-
tion Mode.>.
WIRING DIAGRAM:
Two consecutive driving cycles with fault
Check
Does the Subaru Select Moni-
tor or OBD-II general scan tool
indicate DTC PO1 31 or PO1
32?
s
i
r -
1-
I
I
I
Lc' :
7
-
f-
I
I
I
I
I
I : - r
7
A (
c(
REAROXYGEN
F
$x
C:@
A:@
EN1
083
EN(S0HC)-148