Subaru LEGACY 2003 Service Manual page 75
Engine section 1
Hide thumbs
Also See for LEGACY 2003:
- Service manual (4441 pages) ,
- Owner's manual (472 pages) ,
- Quick reference index (80 pages)
Table of Contents
Advertisement
DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
F: DTC 24 IDLE AIR CONTROL SOLENOID VALVE
• DIAGNOSIS:
• The idle air control solenoid valve is not in function.
• The harness connector between ECM and idle air control solenoid valve is in short or open.
• TROUBLE SYMPTOM:
• Erroneous idling
• Hard to start
• Poor driving performance
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:
MAIN RELAY
6
4
5
3
2
1
B47
B22
E3
IDLE
AIR CONTROL
SOLENOID
VALVE
E7
E2
B21
ECM
B134
LHD
6
LHD
F44
B61
EN(H4SOw/oOBD)-73
BATTERY
SBF-5
ENGINE (DIAGNOSTICS)
F44
1 2 3 4
5 6 7 8
B47
1
2
3
4
5
6
B22
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
E7
1
2
3
4 5 6
B21
1 2
3 4
5
6 7
8
9 10
11 12
13
14 15
16
19 20
17 18
B134
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-01054
Advertisement
Table of Contents
