Nissan Altima 2007-2012 Service Manual: The fuel gauge pointer does not move
Description
Fuel gauge needle will not move from a certain position.
Diagnosis Procedure
1.CHECK COMBINATION METER INPUT SIGNAL
1. Select “METER/M&A” on CONSULT-III.
2. Using “FUEL METER” of “DATA MONITOR”, compare the monitor value with the fuel gauge reading on the combination meter. Refer to MWI-46, "Component Function Check".
Does monitor value match fuel gauge reading? YES >> GO TO 2
NO >> Replace combination meter. Refer to MWI-176, "Removal and Installation".
2.CHECK FUEL LEVEL SENSOR SIGNAL CIRCUIT
Check the fuel level sensor signal circuit. Refer to MWI-46, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 3
NO >> Repair harness or connector.
3.CHECK FUEL LEVEL SENSOR UNIT
Perform a unit check for the fuel level sensor unit. Refer to MWI-47, "Component Inspection".
Is the inspection result normal? YES >> GO TO 4
NO >> Replace fuel level sensor unit. Refer to FL-6, "Removal and Installation".
4.CHECK FLOAT INTERFERENCE
Check that the float arm does not interfere or bind with any of the components in the fuel tank.
Is the inspection result normal? YES >> Replace combination meter. Refer to MWI-176, "Removal and Installation".
NO >> Repair or replace malfunctioning parts.
The fuel gauge pointer does not move to "f" when refueling
Description The fuel gauge needle will not move to “F” position when refueling. Diagnosis Procedure 1.OBSERVE FUEL GAUGE Does it take a long time for the pointer to move to FULL position? YES ...Other materials:
Steering switch
Description
When one of the steering wheel audio control switches is pushed, the
resistance in steering switch circuit
changes depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE
1. Disconnect steering switch connector M88.
2. Check resistance betw ...
Basic inspection
Special Repair Requirement
1.INSPECTION START
1. Check service records for any recent repairs that may indicate a related
malfunction, or a current need for
scheduled maintenance.
2. Open engine hood and check the following:
- Harness connectors for improper connections
- Wiring harness fo ...
ECM branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose
connection (unit side and connector
side).
- ECM
- Harnes ...