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2003 INFINITI FX45
4.5L V8•AWD•AUTOMATIC•gas
9 active safety recalls on this vehicle — view recalls
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Repairs0Labor478Torque677Fluid7DTC1781Battery1Maintenance0Recalls9
P1111moderate severityPowertrain

Intake Valve Timing Control Solenoid Valve (Bank 2)

on 2003 Infiniti FX45 4.5L V8 · AWD

What this code means

The intake valve timing (VVT) control solenoid on bank 2 is not responding correctly to the ECM command. Related to generic P0011/P0021 camshaft timing faults.

Symptoms

  • Check engine light on
  • Rough idle
  • Reduced power

Common causes

  • Faulty VVT solenoid bank 2
  • Dirty engine oil or low pressure
  • Wiring or connector fault
  • ECM control circuit issue

Diagnostic steps

  1. Confirm code P1111
  2. Check oil level and condition
  3. Test solenoid resistance and command
  4. Replace VVT solenoid if faulty
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