Subaru Legacy 2004 Service Manual page 3779

3. SYMPTOM CHART
Symptom
Combination meter assembly does not operate.
Speedometer does not operate.
Tachometer does not operate.
Fuel gauge does not operate.
Water temperature gauge does not operate.
Error display is shown on the odo/trip meter.
CAUTION:
When measuring the voltage and resistance of each control module or sensor, use a tapered pin with
a diameter of less than 0.64 mm (0.025 in) in order to avoid poor contact. Do not insert the pin of more
than 2 mm (0.08 in) in diameter.
Combination Meter System
Repair order
(1) Power supply
(2) Ground circuit
(3) Combination meter
(1) ABSCM or VDCCM
(2) Harness
(3) Combination meter
(1) ECM
(2) Harness
(3) Combination meter
(1) Communication circuit
(2) Fuel level sensor
(3) Harness
(4) Combination meter
(1) Communication circuit
(2) Engine coolant temperature sensor
(3) Harness
(4) Combination meter
Communication circuit
IDI-7
INSTRUMENTATION/DRIVER INFO
Reference
<Ref. to IDI-8, CHECK
POWER SUPPLY AND
GROUND CIRCUIT,
INSPECTION, Combi-
nation Meter System.>
<Ref. to IDI-8, CHECK
ABSCM OR VDCCM,
INSPECTION, Combi-
nation Meter System.>
<Ref. to IDI-9, CHECK
ENGINE CONTROL
MODULE, INSPEC-
TION, Combination
Meter System.>
<Ref. to IDI-9, CHECK
FUEL LEVEL SEN-
SOR., INSPECTION,
Combination Meter
System.>
<Ref. to IDI-11, CHECK
ENGINE COOLANT
TEMPERATURE SEN-
SOR., INSPECTION,
Combination Meter
System.>
<Ref. to IDI-11, COM-
MUNICATION ERROR
DISPLAY, INSPEC-
TION, Combination
Meter System.>