LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2004 >> QX56 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1236 (Auto Cruise Control System) >> Auto Cruise Control System - ICC >> Description >> Components Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Components Description

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
COMPONENTS DESCRIPTION

Component Vehicle-to-vehicle distance control mode Conventional (fixed speed) cruise control mode Brake assist (with preview brake) Description
ICC unit X X X Controls vehicle speed through ECM via CAN communication.
ICC sensor X   X Irradiate laser beam, and receives reflected laser beam to measure distance from preceding vehicle.
ECM X X X Transmits throttle position signal and ICC steering switch signal to ICC unit.
ABS actuator and electric unit (control unit) X X X Transmits wheel speed signal to ICC unit. Operates brake booster based on CAN communication.
Brake pressure sensor X   X Detects fluid pressure in master cylinder.
Brake booster X   X Adjusts brake fluid pressure based on command from ABS actuator and electric unit (control unit).
BCM X     Transmit front wiper request signal to ICC unit.
BCM X     Transmit front wiper request signal to ICC unit.
TCM X X   Transmits gear position signal and output shaft revolution signal to ICC unit.