Subaru LEGACY 2003 Service Manual page 97
Engine section 1
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- Service manual (4441 pages) ,
- Owner's manual (472 pages) ,
- Quick reference index (80 pages)
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DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
O: DTC 51 NEUTRAL POSITION SWITCH (MT VEHICLE)
• DIAGNOSIS:
• The neutral position switch signal is abnormal.
• The harness connector between ECM and neutral position switch is in short or open.
• TROUBLE SYMPTOM:
• Erroneous idling
CAUTION:
After repair or replacement of faulty parts, conduct CLEAR MEMORY and INSPECTION MODES. <Ref.
to EN(H4SOw/oOBD)-28, OPERATION, Clear Memory Mode.> and <Ref. to EN(H4SOw/oOBD)-26, OP-
ERATION, Inspection Mode.>
• WIRING DIAGRAM:
POSITION SWITCH
B135 ECM
NEUTRAL
T2
B25
B22
E3
EN(H4SOw/oOBD)-95
ENGINE (DIAGNOSTICS)
B25
1 2
B22
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
B135
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
EN-01062
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