DTC P0463 FUEL LEVEL SENSOR CIRCUIT HIGH INPUT
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DTC P0463 FUEL LEVEL SENSOR CIRCUIT HIGH
INPUT
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Detect the open or short circuit of fuel
level sensor. Judge NG when out of the standard value.
(1)
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Engine
control module (ECM)
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(3)
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Fuel sub
level sensor
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(2)
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Fuel level
sensor
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(4)
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Detecting
circuit
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Secondary
Parameters
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Enable
Conditions
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None
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Always perform the diagnosis continuously.
Abnormality Judgment
Judge NG when the continuous time of completing
the malfunction criteria below becomes more than the time needed
for diagnosis (2.5 seconds).
Judgment
Value
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Malfunction
Criteria
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Threshold
Value
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Ignition
switch
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ON
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Battery
voltage
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≥ 10.9
V
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After
engine starting
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3
seconds or more
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Output
voltage
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≥ 4.911
V
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Time Needed for Diagnosis:
2.5
seconds
Malfunction Indicator
Light Illumination:
Illuminates when malfunction occurs in
2 continuous driving cycles.
Normality Judgment
Judge OK and clear the NG when the malfunction
criteria below are completed.
Judgment
Value
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Malfunction
Criteria
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Threshold
Value
|
Ignition
switch
|
ON
|
Battery
voltage
|
≥ 10.9
V
|
After
engine starting
|
3
seconds or more
|
Output
voltage
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< 4.911
V
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|
•
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When the OK idling cycle was completed 40 times
in a row
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•
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When “Clear Memory” was
performed
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MALFUNCTION
INDICATOR LIGHT CLEAR CONDITION
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•
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When the OK driving cycle was completed 3 times
in a row
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•
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When “Clear Memory” was
performed
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None
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ECM OPERATION
AT DTC SETTING
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Memorize the freeze frame data. (For test
mode $02)
