Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Subaru Impreza 2001-2002.2004-2007 Approved Subaru Impreza 2004 WRX STi 02. ENGINE SECTION (STi) 07. LUBRICATION 02. Oil Pressure System
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OIL PRESSURE SYSTEM
LUBRICATION
2. Oil Pressure System
A: SCHEMATIC
IGNITION
B72
SWITCH BATTERY
No.13 SBF-4 SBF-1
4 1
C7
COMBINATION
METER
WARNING LIGHT
OIL PRESSURE
B: i10
C: i11
B2
i1
18
B36
B100
18
F2
F61
14
E2
E11
E
OIL PRESSURE
SWITCH
B72 i11 i10 F61
1 2 1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4
3 4 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 5 6 7 8
9 10 11 12
13 14 15 16
i1 F2 17 18 19 20
1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11
12 13 14 15 16 17 18 19 20 21 22 23 24 12 13 14 15 16 17 18 19 20 21 22 23 24
LU-00212
LU(STi)-6
OIL PRESSURE SYSTEM
LUBRICATION
B: INSPECTION
Step Check Yes No
1 CHECK COMBINATION METER. Does the warning lights go on? Go to step 2. Repair or replace
1)Turn the ignition switch to ON. (engine OFF) the combination
2)Check other warning lights. meter.
2 CHECK HARNESS CONNECTOR BETWEEN Is the voltage more than 10 V? Replace the oil Go to step 3.
COMBINATION METER AND OIL PRES- pressure switch.
SURE SWITCH.
1)Turn the ignition switch to OFF.
2)Disconnect the connector from oil pressure
switch.
3)Turn the ignition switch ON.
4)Measure the voltage of harness between the
combination meter connector and chassis
ground.
Connector & terminal
(E11) No. 1 (+) -- Chassis ground (-):
3 CHECK COMBINATION METER. Is the resistance less than 10 Replace the har- Repair or replace
1)Turn the ignition switch to OFF. ? ness connector the combination
2)Remove the combination meter. between combina- meter.
3)Measure the resistance of combination tion meter and oil
meter. pressure switch.
Terminals
No. C7 -- No. B2:
LU(STi)-7
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