Dodge ZB 2005 Service Manual page 1238

Symptom:
P0460-FUEL LEVEL SENDING UNIT NO CHANGE OVER MILES
When Monitored and Set Condition:
P0460-FUEL LEVEL SENDING UNIT NO CHANGE OVER MILES
When Monitored: Engine running and fuel level either below 15% or above 85% of
capacity.
Set Condition: The PCM sees low fuel, less than 15%, for more than 120 miles or fuel level
does not change by at least 4% for more than 250 miles.
PHYSICALLY DAMAGED/DEFORMED/OBSTRUCTED FUEL TANK
FUEL LEVEL SENSOR
TEST
1 Turn the ignition off.
WARNING: The fuel system is under a constant pressure, even with the
engine off. Before testing or servicing any fuel system hose, fitting or line,
the fuel system pressure must be released.
Inspect the outside of the fuel tank for defects.
Remove the fuel tank.
Remove the fuel pump module from the fuel tank.
Inspect the inside of the fuel tank for any obstructions or deformities.
Is the fuel tank free from defects?
Yes → Go To 2
No
2 If there are no possible causes remaining, view repair.
Repair
POSSIBLE CAUSES
ACTION
→ Repair or replace the fuel tank as necessary.
Perform POWERTRAIN VERIFICATION TEST VER - 2.
Replace the Fuel Level Sensor.
Perform POWERTRAIN VERIFICATION TEST VER - 2.
DRIVEABILITY - GAS
117
APPLICABILITY
All
All