TEST
ACTION
APPLICABILITY
4
Turn the ignition off.
Disconnect the Fuel Level Sensor harness connector.
Disconnect the PCM harness connectors.
Measure the resistance between Sensor Ground and the Fuel Level Sensor Signal
circuit.
Is the resistance below 1000.0 ohms?
All
Yes
→
Repair the Fuel Level Sensor Signal circuit for a short to Sensor
Ground.
Perform ROAD TEST VERIFICATION - VER-2.
No
→
Go To
5
5
Turn the ignition off.
Completely drain the fuel tank. Refer to Service Information for proper procedure.
NOTE: It is necessary to know the fuel tank capacity for this test.
Fill the fuel tank to 1/4 of its capacity then turn the ignition on and note the
instrument cluster fuel gauge reading.
Turn the ignition off.
Fill the fuel tank to 3/4 of its capacity then turn the ignition on and note the
instrument cluster fuel gauge reading.
Does the Fuel Gauge read the fuel tank levels accurately?
All
Yes
→
Test Complete.
No
→
Replace the Fuel Level Sensor.
Perform ROAD TEST VERIFICATION - VER-2.
175
DRIVEABILITY - DIESEL
*CHECKING THE FUEL LEVEL GAUGE OPERATION —
Continued