P0523moderate severityPowertrain
Engine Oil Pressure Sensor/Switch High Input
on 2017 Chevrolet Impala 2.5L I4 Ecotec · AWD
What this code means
High voltage from oil pressure sensor.
Symptoms
- Very high oil pressure reading
- Warning light on
Common causes
- Open circuit
- Short to power
- Faulty sensor
Diagnostic steps
- Test with mechanical gauge
- Test circuit voltage
- Test sensor
Repair notes
Replace sensor if actual pressure is normal.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1