Subaru 2009 IMPREZA, Service Manual

Page: 3079 / 3619

IDI-9
Combination Meter System
INSTRUMENTATION/DRIVER INFO
7. CHECK ENGINE COOLANT TEMPERATURE SENSOR
9 CHECK FUEL SUB LEVEL SENSOR.
1) Remove the fuel sub level sensor. <Ref. to
FU(H4SO)-67, REMOVAL, Fuel Sub Level Sen-
sor.> <Ref. to FU(H4DOTC)-76, REMOVAL,
Fuel Sub Level Sensor.>
2) Measure the resistance between the fuel
sub level sensor connector terminals when the
float is in FULL and EMPTY position.
Connector & terminal
(R59) No. 1 — No. 2:
Is the resistance 1.0 to 3.0
:
(FULL) and 61 to 63
:
(EMPTY)?
Go to step 10 . Replace the fuel
sub level sensor.
10 CHECK FUEL LEVEL SENSOR.
1) Remove the fuel level sensor. <Ref. to
FU(H4SO)-66, REMOVAL, Fuel Level Sensor.>
<Ref. to FU(H4DOTC)-75, REMOVAL, Fuel
Level Sensor.>
2) Measure the resistance between the fuel
level sensor connectors when the float is in
FULL and EMPTY position.
Connector & terminal
(R58) No. 1 — No. 4:
Is the resistance 1.0 to 3.0
:
(FULL) and 31 to 33
:
(EMPTY)?
Check the connec-
tion status of the
harness and con-
nector that may
have a temporary
poor contact. Replace the fuel
level sensor.
11 CHECK COMBINATION METER OPERA-
TION.
1) Remove the combination meter.
2) Attach the combination meter to another
vehicle on which the fuel gauge operates nor-
mally to check its operation.
Is the fuel gauge normal? Replace the body
integrated unit.
<Ref. to SL-50,
REMOVAL, Body
Integrated Unit.> Replace the meter
case assembly.
Step Check Yes No
1 CHECK COMMUNICATION STATUS.
1) Prepare the Subaru Select Monitor kit.
2) Turn the ignition switch to ON (engine OFF)
and run the “PC application for Subaru Select
Monitor”.
3) On «System Selection Menu» display,
select {Integ. unit mode}.
4) Select the {Diagnostic Code(s) Display}.
Is DTC being displayed? Perform the diag-
nosis according to
DTC. <Ref. to
LAN(diag)-35,
LIST, List of Diag-
nostic Trouble
Code (DTC).> Go to step 2 .
2 CHECK ENGINE COOLANT TEMPERATURE
SENSOR.
Check the engine coolant temperature sensor.
<Ref. to EN(H4SO)(diag)-2, Basic Diagnostic
Procedure.> <Ref. to EN(H4DOTC)(diag)-2,
Basic Diagnostic Procedure.>
Is the engine coolant tempera-
ture sensor OK? Replace the meter
case assembly. Replace the
engine coolant
temperature sen-
sor.
Step Check Yes No