Fuel Gauge Inaccurate - Dodge Neon 2001 Service Manual

Symptom:

*FUEL GAUGE INACCURATE

CHECK FOR DTCS
FUEL LEVEL SENSOR
INTERMITTENT CONDITION
INSTRUMENT CLUSTER
TEST
1 Turn the ignition on.
With the DRBIII , read DTCs.
Does the DRBIII display Fuel Level Sensor Open or Fuel Level Sensor Short?
Yes → Refer to Fuel Level Sensor Open or Fuel Level Sensor Short for
→ Go To 2
No
2 Perform the Instrument Cluster Self Test.
Observe the Fuel Gauge during the Self Test.
The Fuel Gauge pointer should pause at each of these following positions: E, 1/2, Full.
Did the Fuel Gauge perform the Self Test properly?
Yes → Go To 3
→ Replace the Instrument Cluster in accordance with the Service
No
3 Turn the ignition off.
Remove the Fuel Pump Module from the Fuel Tank.
NOTE: Inspect for physical obstructions in the Fuel Tank. Inspect the Fuel
Level Sensor for bent or damaged parts.
Measure the resistance of the Fuel Level Sensor while moving the float arm through
the complete range of motion.
The Fuel Level Sensor should measure the following resistance:
E = Approximately 65 ohms
Full = Approximately 1057 ohms
NOTE: The Fuel Level Sensor should read resistance through the full range
of float arm motion.
Does the Fuel Level Sensor read resistance values through the full range of motion?
Yes → Test Complete.
→ Replace the Fuel Level Sensor in accordance with the Service
No
POSSIBLE CAUSES
ACTION
the related symptom(s).
Information.
Perform BODY VERIFICATION TEST - VER 1.
Information.
Perform BODY VERIFICATION TEST - VER 1.
INSTRUMENT CLUSTER
157
APPLICABILITY
All
All
All