LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2023 >> QX55 Essential >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (1 Of 5) >> DTC/Circuit Diagnosis >> DTC U1000: Can Comm Circuit (ATR Control Module) >> DTC Description >> DTC Detection Logic
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC Detection Logic

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detection condition

U1000

01

CAN COMM CIRCUIT

(Manufacturer Controlled DTC)

Diagnosis condition

Ignition switch ON

Signal (terminal)

CAN communication signal

Threshold

ATR control module is not transmitting or receiving CAN communication signal

Diagnosis delay time

10 seconds or more
scientia non olet · About LEMON Manuals