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Home >> Infiniti >> 2021 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (1 Of 5) >> Engine (ECM) >> DTC P0081: IVT Control Solenoid Valve >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P0075

INT/V TIM V/CIR-B1

[Intake valve timing control solenoid valve (bank 1) circuit]

An improper voltage is sent to the ECM through intake valve timing control solenoid valve.

  • Harness or connectors

    (Intake valve timing control solenoid valve circuit is open or shorted.)

  • Intake valve timing control solenoid valve

P0081

INT/V TIM V/CIR-B2

[Intake valve timing control solenoid valve (bank 2) circuit]