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COMBINATION METERS
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PRELIMINARY CHECK
1.CHECK WARNING LAMPS ILLUMINATION
1. Turn ignition switch ON.
2. Make sure warning lamps (such as malfunction indicator lamp and oil pressure warning indicator) illumi-
nate.
Do warning lamps illuminate?
YES >> GO TO 2.
NO >> Check ignition power supply system of combination meter. Refer toDI-19, "
Power Supply and
Ground Circuit Inspection".
2.CHECK COMBINATION METER (SELF-DIAGNOSIS MODE)
Perform self-diagnosis mode of combination meter function. Refer toDI-13, "
Self-Diagnosis Mode of Combi-
nation Meter".
Does self-diagnosis mode operate normally?
YES >> GO TO 3.
NO >> Check applicable parts, and repair or replace corresponding parts.
3.CHECK COMBINATION METER (CONSULT-II)
Perform self-diagnosis of combination meter. Refer toDI-15, "
CONSULT-II Function (METER)".
Self-diagnosis results
No malfunction detected>>INSPECTION END
Malfunction detected>>Check applicable parts, and repair or replace corresponding parts.
Symptom ChartEKS00L8P
Power Supply and Ground Circuit InspectionEKS00L8O
1.CHECK FUSE
Check for blown fuse of combination meter.
OK or NG
OK >> GO TO 2.
NG >> Be sure to eliminate cause of malfunction before installing new fuse. Refer toPG-4, "
POWER
SUPPLY ROUTING CIRCUIT".
Symptom Possible cause
Speedometer and odo/trip meter indication is malfunction. Refer toDI-20, "
Vehicle Speed Signal Inspection".
Tachometer indication is malfunction. Refer toDI-21, "
Engine Speed Signal Inspection".
Water temperature gauge indication is malfunction. Refer toDI-21, "
Engine Coolant Temperature Signal Inspection".
Fuel gauge indication is malfunction.
Refer toDI-22, "
Fuel Level Sensor Signal Inspection".
Low-fuel warning lamp indication is irregular.
A/T indication is malfunction. Refer toDI-50, "
A/T Indicator Does Not Illuminate".
Ambient air temperature indication is malfunction. Refer toDI-24, "
Ambient Sensor Signal Inspection".
Power source Fuse No.
Battery 19
Ignition switch ON or START 14
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DI-20
COMBINATION METERS
2.CHECK POWER SUPPLY CIRCUIT
Check voltage between combination meter harness connector termi-
nals and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness between combination meter and fuse.
3.CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter connector.
3. Check continuity between combination meter harness connector
terminals and ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
Vehicle Speed Signal InspectionEKS00PDF
Symptom: Indication is irregular for the speedometer and odo/trip meter.
1.CHECK COMBINATION METER INPUT SIGNAL
1. Start engine and select “METER” on CONSULT-II.
2. Drive vehicle.
3. Using “SPEED METER” on “DATA MONITOR”, compare the
value of “DATA MONITOR” with speedometer pointer of combi-
nation meter.
OK or NG
OK >> Perform ABS actuator and electric unit (control unit) self-
diagnosis. Refer toBRC-17, "
CONSULT- II Functions".
NG >> Replace combination meter.
Terminals Ignition switch position
(+)
(–) OFF ON
Combination meter
connectorTerminal
M233
GroundBattery voltage Battery voltage
16 0 V Battery voltage
SKIB4718E
Combination meter
connectorTe r m i n a l
GroundContinuity
M2313
Ye s
23
SKIB4719E
SKIB4578E
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COMBINATION METERS
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Engine Speed Signal InspectionEKS00PDG
Symptom: Tachometer indication is malfunction.
1.CHECK COMBINATION METER INPUT SIGNAL
1. Start engine and select “METER” on CONSULT-II.
2. Using “TACHO METER” on “DATA MONITOR”, compare the
value of “DATA MONITOR” with tachometer pointer of combina-
tion meter.
OK or NG
OK >> Perform ECM self-diagnosis. Refer toEC-59, "CON-
SULT-II Function (ENGINE)".
NG >> Replace combination meter. (Perform self-diagnosis of
ECM when the value in the monitor indicates 8191.875
rpm. Then repair or replace the malfunction part. Refer
toEC-59, "
CONSULT-II Function (ENGINE)".)
Engine Coolant Temperature Signal InspectionEKS00PDH
Symptom: Water temperature gauge indication is malfunction.
1.CHECK COMBINATION METER INPUT SIGNAL
1. Start engine and select “METER” on CONSULT-II.
2. Using “W TEMP METER” on “DATA MONITOR”, compare the
value of “DATA MONITOR” with water temperature gauge
pointer of combination meter.
OK or NG
OK >> Perform ECM self-diagnosis. Refer toEC-59, "CON-
SULT-II Function (ENGINE)".
NG >> Replace combination meter. (Perform self-diagnosis of ECM when the value in the monitor indi-
cates 215°C. Then repair or replace the malfunction part. Refer toEC-59, "
CONSULT-II Function
(ENGINE)".)
PKIA2090E
Water temperature gauge pointer Reference value of data monitor [°C(°F)]
Hot Approx. 130 (266)
Middle Approx. 70 - 105 (158 - 221)
Cold Approx. 50 (122)
PKIA2091E
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DI-22
COMBINATION METERS
Fuel Level Sensor Signal Inspection
EKS00L8U
Symptom:
lFuel gauge indication is malfunction.
lLow-fuel warning lamp indication is irregular.
NOTE:
The following symptoms are not malfunction.
Fuel level sensor unit
lDepending on vehicle incline or driving circumstance, the fuel level in the tank varies, and the pointer may
fluctuate.
lIf the vehicle is fueled with the ignition switch ON, the pointer moves slowly.
Low-fuel warning lamp
lDepending on vehicle incline or driving circumstance, the fuel in the tank flows and the warning lamp ON
timing may change.
1.CHECK COMBINATION METER INPUT SIGNAL
1. Select “METER” on CONSULT-II.
2. Using “FUEL METER” on “DATA MONITOR”, compare the value
of “DATA MONITOR” with fuel gauge pointer of combination
meter.
OK or NG
OK >> GO TO 2.
NG >> Replace combination meter.
2.CHECK HARNESS CONNECTOR
1. Turn ignition switch OFF.
2. Check combination meter and fuel level sensor unit terminals (meter-side and harness-side) for poor con-
nection.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace terminals or connectors.
3.CHECK FUEL LEVEL SENSOR UNIT
Check fuel level sensor unit. Refer toDI-27, "
FUEL LEVEL SENSOR UNIT CHECK".
OK or NG
OK >> GO TO 4.
NG >> Replace fuel level sensor unit. Refer toFL-14, "
FUEL LEVEL SENSOR UNIT".
Fuel gauge pointer Reference value of data monitor [lit.]
Full Approx. 79
Three quarters Approx. 59
Half Approx. 37
A quarter Approx. 22
Empty Approx. 8
PKIA2088E
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4.CHECK FUEL LEVEL SENSOR UNIT CIRCUIT 1
1. Disconnect combination meter connector and fuel level sensor unit connector.
2. Check continuity between combination meter harness connector
(A) and fuel level sensor unit harness connector (B).
3. Check continuity between combination meter harness connector
(A) and ground.
OK or NG
OK >> GO TO 5.
NG >> Repair harness or connector.
5.CHECK FUEL LEVEL SENSOR UNIT CIRCUIT 2
1. Check continuity between combination meter harness connector
(A) and fuel level sensor unit harness connector (B).
2. Check continuity between combination meter harness connector
(A) and ground.
OK or NG
OK >> Check fuel level sensor unit installation, and check whether the float arm interferes or binds with
any of the internal components in the fuel tank.
NG >> Repair harness or connector.
AB
Continuity
Connector Terminal Connector Terminal
M23 9 C2 1 Yes
A
GroundContinuity
Connector Terminal
M23 9 No
SKIB4720E
AB
Continuity
Connector Terminal Connector Terminal
M23 4 C2 2 Yes
A
GroundContinuity
Connector Terminal
M23 4 No
SKIB4721E
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DI-24
COMBINATION METERS
Ambient Sensor Signal Inspection
EKS00MDQ
1.CHECK OUTPUT VOLTAGE OF COMBINATION METER
1. Turn ignition switch OFF.
2. Disconnect ambient sensor harness connector.
3. Turn ignition switch ON.
4. Check voltage between ambient sensor harness connector and
ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 4.
2.CHECK AMBIENT SENSOR
1. Turn ignition switch OFF.
2. Check ambient sensor. Refer toDI-27, "
AMBIENT SENSOR CHECK".
OK or NG
OK >> GO TO 3.
NG >> Replace ambient sensor.
3.CHECK AMBIENT SENSOR CIRCUIT (–)
1. Disconnect combination meter connector.
2. Check continuity between combination meter harness connector
(A) and ambient sensor harness connector (B).
3. Check continuity between combination meter harness connector
(A) and ground.
OK or NG
OK >> Replace combination meter.
NG >> Repair harness or connector.
Terminals
Voltage (Approx.) (+)
(–)
Ambient sensor
connectorTerminal
E48 1 Ground 5 V
PKIC1994E
AB
Continuity
Connector Terminal Connector Terminal
M22 50 E48 2 Yes
A
GroundContinuity
Connector Terminal
M22 50 No
SKIB4736E
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4.CHECK AMBIENT SENSOR CIRCUIT (+)
1. Turn ignition switch OFF.
2. Disconnect combination meter connector.
3. Check continuity between combination meter harness connector
(A) and ambient sensor harness connector (B).
4. Check continuity between combination meter harness connector
(A) and ground.
OK or NG
OK >> Replace combination meter.
NG >> Repair harness or connector.
Fuel Gauge Fluctuates, Indicates Wrong Value, or VariesEKS00L8V
1.CHECK FUEL GAUGE FLUCTUATION
Test drive vehicle to see if gauge fluctuates only during driving or at the instant of stopping.
Does the indication value vary only during driving or at the at the instant of stopping?
YES >> The pointer fluctuation may be caused by fuel level change in the fuel tank. Condition is normal.
NO >> Ask the customer about the situation when the symptom occurs in detail, and perform the trouble
diagnosis.
Fuel Gauge Does Not Move to Full positionEKS00L8W
1.QUESTION 1
Does it take a long time for the pointer to move to FULL position?
YES >> GO TO 2.
NO >> GO TO 3.
2.QUESTION 2
Was the vehicle fueled with the ignition switch ON?
YES >> Fuel the vehicle with the ignition switch OFF. Otherwise, it takes a long time to move to FULL posi-
tion because of the characteristic of the fuel gauge.
NO >> GO TO 3.
3.QUESTION 3
Isthevehicleparkedonanincline?
YES >> Check the fuel level indication with vehicle on a level surface.
NO >> GO TO 4.
AB
Continuity
Connector Terminal Connector Terminal
M22 49 E48 1 Yes
A
GroundContinuity
Connector Terminal
M22 49 No
SKIB4735E
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DI-26
COMBINATION METERS
4.QUESTION 4
During driving, does the fuel gauge pointer move gradually toward EMPTY position?
YES >> Check the fuel level sensor unit. Refer toDI-27, "FUEL LEVEL SENSOR UNIT CHECK".
NO >> The float arm may interfere or bind with any of the components in the fuel tank.
DTC [U1000] CAN Communication CircuitEKS00L8X
Symptom: Displays “CAN COMM CIRC [U1000]” at the self-diagnosis result for combination meter.
1.CHECK CAN COMMUNICATION
1. Select “SELF-DIAG RESULTS” mode for “METER” with CONSULT-II.
2. Print out CONSULT-II screen.
>> Go to “LAN SYSTEM”. Refer toLAN-3, "
Precautions When Using CONSULT-II".
DTC [B2205] Vehicle Speed CircuitEKS00L8Y
Symptom: Displays “VEHICLE SPEED CIRC [B2205]” at the self-diagnosis result for combination meter.
Perform the ABS actuator and electric unit (control unit) self-diagnosis, and repair or replace malfunctioning
parts. Refer toBRC-17, "
CONSULT- II Functions".