2197-High Pressure Pump Signal Interrupted: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS .
- When Monitored:
With the ignition on.
- Set Condition:
The Engine Control Module (ECM) detects an implausible voltage on the Fuel Quantity Solenoid Control circuit for 0.2 second.
| Possible Causes |
|---|
| INTERMITTENT DTC |
| FUEL QUANTITY SOLENOID CONTROL CIRCUIT SHORTED TO VOLTAGE |
| FUEL QUANTITY SOLENOID CONTROL CIRCUIT SHORTED TO GROUND |
| FUEL QUANTITY SOLENOID CONTROL CIRCUIT SHORTED TO FUEL QUANTITY SOLENOID 12 VOLT SUPPLY CIRCUIT |
| FUEL QUANTITY SOLENOID CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL QUANTITY SOLENOID 12 VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL QUANTITY SOLENOID |
| ENGINE CONTROL MODULE (ECM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See DTC-Based Diagnostics/MODULE, Engine Control (ECM) - Standard Procedure