P0103moderate severityPowertrain
Mass Air Flow (MAF) Circuit High Input
on 2003 Volvo S80 2.9L I6 · AWD
What this code means
The MAF sensor signal voltage is higher than the maximum expected value.
Symptoms
- Check Engine Light
- Lean fuel condition
- Poor acceleration
- Engine surge
Common causes
- Faulty MAF sensor
- Short to voltage in signal wire
- Water damage to sensor
Diagnostic steps
- Check MAF sensor connector
- Test signal voltage
- Inspect wiring for shorts to power
- Test sensor output
Repair notes
Replace MAF sensor or repair wiring.
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