Subaru LEGACY 2006 Manual page 322

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Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DE:DTC P2101 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT RANGE/
PERFORMANCE
DTC DETECTING CONDITION:
• Immediately at fault recognition
• GENERAL DESCRIPTION <Ref. to GD(H4SO)-175, DTC P0638 THROTTLE ACTUATOR CONTROL
RANGE/PERFORMANCE (BANK 1), Diagnostic Trouble Code (DTC) Detecting Criteria.> <Ref. to
GD(H4SO)-191, DTC P1160 RETURN SPRING FAILURE, Diagnostic Trouble Code (DTC) Detecting Crite-
ria.> or <Ref. to GD(H4SO)-213, DTC P2101 THROTTLE ACTUATOR CONTROL MOTOR CIRCUIT
RANGE/PERFORMANCE, Diagnostic Trouble Code (DTC) Detecting Criteria.> <Ref. to GD(H4SO)-219,
DTC P2109 THROTTLE/PEDAL POSITION SENSOR "A" MINIMUM STOP PERFORMANCE, Diagnostic
Trouble Code (DTC) Detecting Criteria.>
TROUBLE SYMPTOM:
• Erroneous idling
• Poor driving performance
• Engine stalls.
WIRING DIAGRAM:
ELECTRONIC
CONTROL RELAY
B21
E2
E
B362
3
1 2
4
5
7 8
6
THROTTLE
B362
8
6
5
MAIN RELAY
7
ECM
A: B134 C: B136 D: B137
E
ELECTRONIC
THROTTLE CONTROL
B122
E57
1 2 3 4
1 2 3 4 5 6
5 6 7 8
C: B136
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
EN(H4SO)(diag)-285
BATTERY
SBF-7
B122
*
*
*
: TERMINAL No.
OPTIONAL ARRANGEMENT
E57
E
A: B134
1 2 3 4 5 6 7
8 9 10 11 12 13 14 15 16 17
1 2 3 4 5 6 7 8 9 10 11
18 19 20 21
22 23 24 25 26 27
12 13 14 15 16 17 18 19 20 21 22
28 29 30 31 32 33 34
23 24 25
34 35 36 37 38 39 40 41
D: B137
42 43
48 49 50 51 52 53 54
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
ENGINE (DIAGNOSTICS)
E
B21
26 27 28 29 30 31 32 33
44 45 46 47
EN-09093