P0698 OBD II Trouble Code Sensor Reference Voltage C Circuit Low
Symptoms of P0698 OBD II Trouble Code
- Failure of the transmission to shift between sport and economy modes
- Transmission shifting malfunctions
- Delayed (or no) transmission engagement
- Failure of the transmission to switch between all-wheel and two-wheel drive modes
- Failure of the transfer case to shift from low to high gear
- Lack of front differential engagement
- Lack of front hub engagement
- Erratic or inoperative speedometer/odometer
Common Causes of P0698 OBD II Trouble Code
- Bad sensor
- Defective or blown fuses and/or fusible links
- Faulty system power relay
- Open circuits and/or connectors
Severity of P0698 OBD II Trouble Code
The severity of a stored P0698 depends upon which sensor circuit is experiencing a low voltage condition. Other stored codes must be considered before a determination of severity can be made.