Subaru Impreza 2003 Service Manual page 1249

DIAGNOSTICS FOR ENGINE STARTING FAILURE
• RHD model
MAIN RELAY
6
4
5
3
2
1
B47
E5 E6
E16 E17
1 2
8 9
1 2
17 18
Step
1 CHECK OPERATION OF EACH FUEL INJEC-
TOR.
While cranking the engine, check that each
fuel injector emits "operating" sound. Use a
sound scope or attach a screwdriver to injector
for this check.
E5
#1 #2
FUEL INJECTORS
B137
3 4 1 2 3
5 6 7
10 11 12 13 14 15 16 17
10 11 12 13 14 15 16
19 20 21 22 23 24 22 23 24 25 26
EN(H4DOTC)-73
SBF-5
D : B137 E : B84
E16 E6
#3 #4
B84
4 5 6 7 8 9 1 2 3 4
18 19 20 21 5 6 7 8
9 10 11 12
27 28 29 30 31
13 14 15 16
Check
Does the fuel injector emit
"operating" sound?
ENGINE (DIAGNOSTICS)
BATTERY
ECM
B22
E3
E17
B47
B22
1 2
3 4
5 6
Yes
Check the fuel Go to step 2.
pressure. <Ref. to
ME(H4DOTC)-39,
INSPECTION,
Fuel Pressure.>
E
EN-01298
No