Subaru 2002 IMPREZA Service Manual page 1220

DIAGNOSTICS FOR ENGINE STARTING FAILURE
ENGINE (DIAGNOSTICS)
B: STARTER MOTOR CIRCUIT
CAUTION:
After repair or replacement of faulty parts, conduct CLEAR MEMORY MODE <Ref. to EN(TURBO)-45,
Clear Memory Mode.> and INSPECTION MODE <Ref. to EN(TURBO)-42, Inspection Mode.> .
• WIRING DIAGRAM:
B134 ECM
16
B72
1 2
3 4
Step
1 CHECK OPERATION OF STARTER MOTOR. Does the starter motor oper-
2 CHECK DIAGNOSTIC TROUBLE CODE
(DTC).
<Ref. to EN(TURBO)-41, OPERATION, Read
Diagnostic Trouble Code.>
SBF-4
IGNITION
SWITCH
B72
AT 12
11
T3
B12
AT
B14
STARTER
MOTOR
E
B134
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15
16 17 18 19 20 21 22
EN(TURBO)-60
BATTERY
SBF-1
P R N D 3
2 1
12
7
T7
B12
1 2 3 4
5 6 7 8
9 10 11 12
Check
ate when the switch starts?
Is the DTC stored in memory?
<Ref. to EN(TURBO)-75, LIST,
List of Diagnostic Trouble
Code (DTC).>
E
T7
1 2 3 4 5 6
7 8 9 10 11 12
Yes
Go to step 2. Go to step 3.
Record the DTC. Go to step 3.
Repair the trouble
cause. <Ref. to
EN(TURBO)-82,
Diagnostic Proce-
dure with Diagnos-
tic Trouble Code
(DTC).>
EN1428
No