Subaru 2002 IMPREZA Service Manual page 1470

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
CR:DTC P1230 — FUEL PUMP CONTROLLER MALFUNCTION —
• DTC DETECTING CONDITION:
• Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(TURBO)-45, OP-
ERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(TURBO)-42, Inspection Mode.> .
• WIRING DIAGRAM:
B97
R1
FUEL PUMP
CONTROLLER
R15
R57
FUEL
PUMP
M
R58
F44 B97
1 2 3 4
5 6 7 8
A :
B134
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15
16 17 18 19 20 21 22
4 2 LHD
FUEL PUMP
RELAY
B46
R122
R3
B99
ECM
A : B134
C : B136
B46
1 2
3 4
C : B136
1 2 3 4
5 6 7
8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24
EN(TURBO)-310
LHD
8
B61 F44
E
R122
1 2 3 4
1 2
5 6 7 8 9 10
12 13 14 15 16 17 18 19 20 21 22 23 24
BATTERY
SBF-5
LHD : 20
1
*
RHD : 15
2 LHD : 19
*
RHD : 14
3 LHD : 7
*
RHD : 5
B99
3 4 5 6 7 8 9 10 11
E
R58
1 2 3
4 5 6
EN0991