ECU SUBARU FORESTER 2004 Service Repair Manual

EN(H4SO)-212
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BL:DTC P0851 NEUTRAL SWITCH INPUT CIRCUIT LOW
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
Erroneous idling
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00282
B12T3
B14
T7INHIBITOR SWITCH
STARTER MOTOR
PRND321
12
7
12
11
B12
T7
123456789101112
123
4
56
78
9
1011 12
B136ECM
21
16
E2
B21MT
AT
NEUTRAL
POSITION
SWITCH
12
B25
B21
12345678910111213141516
B136
5
2
84
3923 20 211011
221617
24
2512136
261915
14
1
7
18
B25
T2
B25
T212
LHD
LHDRHD
RHD
B25B25
T221
LHD
LHDRHD
RHD T2

EN(H4SO)-214
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BM:DTC P0851 NEUTRAL SWITCH INPUT CIRCUIT LOW (MT MODEL)
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
Erroneous idling
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00282
B12T3
B14
T7INHIBITOR SWITCH
STARTER MOTOR
PRND321
12
7
12
11
B12
T7
123456789101112
123
4
56
78
9
1011 12
B136ECM
21
16
E2
B21MT
AT
NEUTRAL
POSITION
SWITCH
12
B25
B21
12345678910111213141516
B136
5
2
84
3923 20 211011
221617
24
2512136
261915
14
1
7
18
B25
T2
B25
T212
LHD
LHDRHD
RHD
B25B25
T221
LHD
LHDRHD
RHD T2

EN(H4SO)-217
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BN:DTC P0852 NEUTRAL SWITCH INPUT CIRCUIT HIGH
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
Erroneous idling
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00282
B12T3
B14
T7INHIBITOR SWITCH
STARTER MOTOR
PRND321
12
7
12
11
B12
T7
123456789101112
123
4
56
78
9
1011 12
B136ECM
21
16
E2
B21MT
AT
NEUTRAL
POSITION
SWITCH
12
B25
B21
12345678910111213141516
B136
5
2
84
3923 20 211011
221617
24
2512136
261915
14
1
7
18
B25
T2
B25
T212
LHD
LHDRHD
RHD
B25B25
T221
LHD
LHDRHD
RHD T2

EN(H4SO)-220
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BO:DTC P0864 TCM COMMUNICATION CIRCUIT RANGE/PERFORMANCE
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00283
B134
10
ECM
B55TCM
17
B55
B134
1234567891011121314151617181920212223242526272829303132333435
123410 11 12
19 20 21135614 1578916 17 18
22 23 24

EN(H4SO)-222
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BP:DTC P0865 TCM COMMUNICATION CIRCUIT LOW
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00283
B134
10
ECM
B55TCM
17
B55
B134
1234567891011121314151617181920212223242526272829303132333435
123410 11 12
19 20 21135614 1578916 17 18
22 23 24

EN(H4SO)-224
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
BQ:DTC P0866 TCM COMMUNICATION CIRCUIT HIGH
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00283
B134
10
ECM
B55TCM
17
B55
B134
1234567891011121314151617181920212223242526272829303132333435
123410 11 12
19 20 21135614 1578916 17 18
22 23 24

EN(H4SO)-242
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
CL:DTC P1518 STARTER SWITCH CIRCUIT LOW INPUT
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 ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.

EN(H4SO)-247
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
CN:DTC P1698 ENGINE TORQUE CONTROL CUT SIGNAL CIRCUIT MALFUNC-
TION (LOW INPUT)
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00285
B136
15
ECM
B55TCM
10
B55
B136
5
2
84
3923 20 211011
221617
24
2512136
261915
14
1
7
18
123410
11 12
19
20 21135614 1578916 17 18
22 23 24

EN(H4SO)-249
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
CO:DTC P1699 ENGINE TORQUE CONTROL CUT SIGNAL CIRCUIT MALFUNC-
TION (HIGH INPUT)
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00285
B136
15
ECM
B55TCM
10
B55
B136
5
2
84
3923 20 211011
221617
24
2512136
261915
14
1
7
18
123410
11 12
19
20 21135614 1578916 17 18
22 23 24

EN(H4SO)-253
ENGINE (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
CQ:DTC P1712 ENGINE TORQUE CONTROL SIGNAL #2 CIRCUIT MALFUNC-
TION
DTC DETECTING CONDITION:
Two consecutive driving cycles with fault
TROUBLE SYMPTOM:
Excessive shift shock
CAUTION:
After repair or replacement of faulty parts, conduct Clear Memory Mode ERATION, Clear Memory Mode.> and Inspection Mode tion Mode.>.
WIRING DIAGRAM:
EN-00287
B136
18
ECM
B56TCM
14
B56
B136
5
2
84
3923 20 211011
221617
24
2512136
261915
14
1
7
18
123410 11 12
19 20 21135614 1578916 17 18
22 23 24