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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DQ:DTC P2101 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT RANGE/
PERFORMANCE
DTC DETECTING CONDITION:
• Immediately at fault recognition
• GENERAL DESCRIPTION <Ref. to GD(STI)-246, DTC P2101 THROTTLE ACTUATOR CONTROL MO-
TOR CIRCUIT RANGE/PERFORMANCE, Diagnostic Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Erroneous idling
• Poor driving performance
• Engine stalls.
CAUTION:
After repairing or replacing the defective part, perform the Clear Memory Mode <Ref. to EN(STI)(di-
ag)-48, OPERATION, Clear Memory Mode.> and Inspection Mode <Ref. to EN(STI)(diag)-39, PROCE-
DURE, Inspection Mode.>.
WIRING DIAGRAM:
ELECTRONIC THROTTLE
CONTROL RELAY
B21
E100
E
B309
F44
1 2
1 2 3 4
1 2 3 4 5 6
3 4
5 6 7 8
A:
B134
1
2
3
4
5
6
7
1
8
9
10 11 12 13 14 15
16
17
8
18
19 20
21
22
23 24
25
26 27
20 21
28 29
30
31
32
33 34
28
B309
2
1
MAIN RELAY
3
4
3
B:
B135
C:
D:
A:
B134
B136
B20
E1
E57
ELECTRONIC THROTTLE CONTROL
B47
B122
E57
1
1 2
3 4
3
5 6
7 8
5
B:
B135
C:
B136
2
3
4
5
6
7
1
2
3
9
10
11 12 13 14 15
16 17 18 19
7 8
9
10
22 23
24
25
26 27
17 18 19 20 21
29 30 31
32 33
34 35
28
29
30
EN(STI)(diag)-323
SBF-5
8
6
F44
B61
5
B47
B137
ECM
JOINT
CONNECTOR
2
1
B122
B21
E100
E
E
B20
2
1 2 3 4
4
5 6 7 8
6
9 10 11 12
13 14 15 16
D:
B137
1
2
3
4
5
6
7
4
5
6
8
9
10
11 12 13 14 15
16 17
11 12 13 14 15
16
18 19 20 21
22 23
24 25
22 23
24
25
26 27
26
27
28 29
30 31
31
32
33 34
35
ENGINE (DIAGNOSTICS)
BATTERY
E
B21
1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22
23 24 25 26 27 28 29 30 31 32 33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
EN-05471
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