Subaru Impreza 2003 Service Manual page 1272

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
H: DTC P0068 — MANIFOLD ABSOLUTE PRESSURE/BAROMETRIC PRES-
SURE CIRCUIT RANGE/PERFORMANCE —
• DTC DETECTING CONDITION:
• Two consecutive driving cycles with fault
• TROUBLE SYMPTOM:
• Failure of engine to start
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode <Ref. to EN(H4DOTC)-48, OP-
ERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(H4DOTC)-40, Inspection Mode.>.
• WIRING DIAGRAM:
• LHD model
E21
1 2 3
MANIFOLD
ABSOLUTE
PRESSURE
SENSOR
B83 F61
1 2 3
1 2
4 5 6
5 6 7
9 10 11 12
13 14 15
17 18 19 20
EN(H4DOTC)-96
THROTTLE BODY
E21
E2
F61
F74
B200
1
6
B83
B135 ECM
B135
3 4
1 2 3 4 5 6
8
10 11 12 13 14 15
20 21 22 23 24
16
1 2 3 4 5 6
7 8 9
12 13 14 15 16 17 18 19 20 21 22 23 24
16 17 18 19
25 26 27 28
F2
7 8 9 10 11
EN-01301