2297-Fuel Tank Pressure Sensor Circuit Performance: Notes
For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS article.
- When Monitored:
With the ignition on and battery voltage greater than 10 volts.
- Set Condition:
The PCM detects that the input voltage is not within a specified range based on operating conditions.
| Possible Causes |
|---|
| INTERMITTENT DTC |
| FUEL TANK PRESSURE SENSOR WIRING AND CONNECTORS |
| 5 VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE |
| 5 VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| 5 VOLT SUPPLY CIRCUIT SHORTED TO THE Fuel Tank Pressure Sensor SIGNAL CIRCUIT |
| 5 VOLT SUPPLY CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT |
| 5 VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE |
| Fuel Tank Pressure Sensor SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| Fuel Tank Pressure Sensor SIGNAL CIRCUIT SHORTED TO GROUND |
| Fuel Tank Pressure Sensor SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT |
| Fuel Tank Pressure Sensor SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| FUEL TANK PRESSURE SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.