Read the data of fuel level sensor signal using Vehicle Diagnostic Interface.
Note. Vehicle Diagnostic Interface For detailed operation procedure, refer to the " READ CURRENT DATA FOR ENGINE ".
Is the voltage less than 0.12 V by shaking the harness and connector of ECM?
YES
Repair poor contact in ECM connector.
NO
- Even if malfunction indicator light lights up, the circuit has returned to a normal condition at this time. A temporary poor contact of the connector may be the cause. NOTE: In this case, repair the following: Poor contact in combination meter connector Poor contact in ECM connector Poor contact in coupling connectors