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Home >> Infiniti >> 2014 >> QX80 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0460 To P1226 >> DTC P100A, P100B: VVEL System >> DTC Logic >> 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 LOGIC ".
  • If DTC P100A or P100B is displayed with DTC P0101, first perform the trouble diagnosis for DTC P0101. Refer to "DTC LOGIC ".
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)]