2100-Fuel Level Sensor Signal Line Interrupted: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .
The Fuel Level Sensor is hard wired to the Instrument Cluster (CCN). The Instrument Cluster provides Fuel Level Sensor input to the ECM over the CAN Bus.
- When Monitored:
With the ignition on.
- Set Condition:
The CAN Bus message from the Instrument Cluster indicates Fuel Level Sensor voltage is below 0.078 volt for 5.0 seconds
| Possible Causes |
|---|
| INTERMITTENT DTC |
| FUEL LEVEL SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO GROUND |
| FUEL LEVEL SENSOR NO. 1 SIGNAL CIRCUIT SHORTED TO GROUND |
| FUEL LEVEL SENSOR NO. 1 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL PUMP |
| INSTRUMENT CLUSTER (CCN) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure