P1443
EVAP Canister Control Vacuum Switch Circuit
2003-2008 Infiniti FX35 3.5L V6
Low SeverityPowertrain
Description
Fault in EVAP canister control vacuum switch for leak detection.
Symptoms
- CEL
- EVAP monitor incomplete
- Failed emissions
Common Causes
- Faulty vacuum switch
- Damaged wiring
- EVAP leak
- Faulty purge solenoid
Diagnostic Steps
- Test vacuum switch
- Inspect wiring
- Smoke test EVAP
- Test purge solenoid
Repair Notes
Replace vacuum switch or repair leak.
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
P1443 on Other Vehicles
Common Questions
What does code P1443 mean on a 2003-2008 Infiniti FX35?
P1443 stands for "EVAP Canister Control Vacuum Switch Circuit". Fault in EVAP canister control vacuum switch for leak detection.
What are the symptoms of P1443 on a Infiniti FX35?
Common symptoms of P1443 include: CEL, EVAP monitor incomplete, Failed emissions.
What causes P1443 on a 2003-2008 Infiniti FX35?
Common causes of P1443 include: Faulty vacuum switch, Damaged wiring, EVAP leak, Faulty purge solenoid.