LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2018 >> QX30 Essential, AWD >> Repair and Diagnosis (Single Page) >> Steering >> Steering Control Systems >> Steering Control System (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> DTC U0122: Electric Stability Program (Esp) System >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC

CONSULT screen terms

MELCO code

DTC detection condition

(Trouble diagnosis content)

[Malfunction type]

U0122

00

Lost Communication With VDCM

(Lost Communication With Vehicle Dynamics Control Module)

[NO SUBTYPE INFORMATION]

61, 24

Diagnosis condition

  • After 0.45 seconds from CAN communication wake up
  • Ignition switch ON

Signal (terminal)

CAN communication signal

Threshold

Message is missing

Diagnosis delay time

0.2 seconds

U0122

00

Lost Communication With VDCM

(Lost Communication With Vehicle Dynamics Control Module)

[NO SUBTYPE INFORMATION]

D0

Diagnosis condition

  • After 0.45 seconds from CAN communication wake up
  • Ignition switch ON

Signal (terminal)

CAN communication signal

Threshold

Message is missing

Diagnosis delay time

1 second