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Home >> Infiniti >> 2020 >> QX80 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (DTCS) (4 Of 5) >> Engine (ECM) >> DTC P100A: VVEL System >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

NOTE:
  • If DTC P100A or P100B is displayed with DTC P1090 or P1093, first perform the trouble diagnosis for DTC P1090 or P1093. Refer to DTC Description .
  • If DTC P100A or P100B is displayed with DTC P0101, first perform the trouble diagnosis for DTC P0101. Refer to DTC Description .

DTC No.

Trouble diagnosis name

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P100A

VVEL SYSTEM-B1

[VVEL response malfunction (bank 1)]

Actual event response to target is poor.

  • Harness or connectors

    (VVEL actuator motor assembly circuit is open or shorted.)

  • VVEL actuator motor assembly
  • VVEL actuator housing assembly
  • VVEL ladder assembly
  • VVEL control module

P100B

VVEL SYSTEM-B2

[VVEL response malfunction (bank 2)]