Symptom List:
P0462-FUEL LEVEL SENSOR #1 LOW
P0463-FUEL LEVEL SENSOR #1 HIGH
Test Note: All symptoms listed above are diagnosed using the same tests.
The title for the tests will be P0462-FUEL LEVEL SENSOR #1
LOW.
When Monitored and Set Condition:
P0462-FUEL LEVEL SENSOR #1 LOW
When Monitored: Ignition on and battery voltage above 10.4 volts.
Set Condition: The fuel level sensor signal voltage goes below 0.1961 volts for more than
5 seconds. One Trip Fault.
P0463-FUEL LEVEL SENSOR #1 HIGH
When Monitored: Ignition on and battery voltage above 10.4 volts.
Set Condition: The fuel level sensor signal voltage at the PCM goes above 4.7 volts for
more than 5 seconds. One Trip Fault.
POSSIBLE CAUSES
GOOD TRIP EQUAL TO ZERO
INTERMITTENT CONDITION
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, read DTC’s.
Is the Good Trip displayed and equal to zero?
All
Yes → Refer to the Instrument Cluster Category and perform the Fuel
Sensor Open or Short symptoms.
Perform POWERTRAIN VERIFICATION TEST VER-5-NGC.
No → Refer to the INTERMITTENT CONDITION symptom in the
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER-5-NGC.
178
DRIVEABILITY - NGC
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