P1490
Vacuum Cut Valve Bypass Valve Circuit
2003-2008 Infiniti FX35 3.5L V6
Low SeverityPowertrain
Description
Electrical fault in vacuum cut valve bypass valve circuit.
Symptoms
- CEL
- EVAP issues
- Failed emissions
Common Causes
- Open/short in wiring
- Faulty solenoid
- Corroded connector
- Faulty ECM
Diagnostic Steps
- Test circuit resistance
- Inspect wiring
- Check connector
- Test ECM output
Repair Notes
Repair wiring or replace valve.
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0001Fuel Volume Regulator Control Circuit/Open
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0003Fuel Volume Regulator Control Circuit Low
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
P1490 on Other Vehicles
Common Questions
What does code P1490 mean on a 2003-2008 Infiniti FX35?
P1490 stands for "Vacuum Cut Valve Bypass Valve Circuit". Electrical fault in vacuum cut valve bypass valve circuit.
What are the symptoms of P1490 on a Infiniti FX35?
Common symptoms of P1490 include: CEL, EVAP issues, Failed emissions.
What causes P1490 on a 2003-2008 Infiniti FX35?
Common causes of P1490 include: Open/short in wiring, Faulty solenoid, Corroded connector, Faulty ECM.