P06D5
Sensor Reference Voltage E Circuit Range/Performance
Generic OBD-II
Common symptoms
What you'll notice
- Check and replace the sensor reference voltage E circuit
- Inspect and repair any damaged wiring or connectors related to the sensor reference voltage E circuit
- Clear the error codes and monitor if the error code reoccurs.
Common causes
Most likely first
- Faulty sensor reference voltage sensor
- Wiring issues or loose connections in the sensor reference voltage circuit
- Malfunctioning engine control module (ECM)
- Low battery voltage affecting the sensor reference voltage circuit
- Sensor reference voltage circuit being overloaded with excessive current
How to diagnose & fix
Work through it in order
- Check Engine Light (MIL) illuminates on the dashboard
- Loss of power or decrease in engine performance
- Unstable or rough engine idling
- Poor fuel efficiency or increased fuel consumption
- Engine stalling or misfires
Read & clear P06D5 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.