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Home >> Infiniti >> 2009 >> M45 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 78 (Auto Cruise Control System) >> ICC >> Description >> Components Description
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Components Description

WARNING: This page is about a different car, the 2008 Infiniti FX45 and 2008 Infiniti FX35. 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 function) Description
ICC unit x x x Operates electric throttle control actuator and brake booster based on that sensor signals and CAN communication data, then controls vehicle distance.
ICC sensor x   x Irradiates 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 through CAN communication.
ABS actuator and electric unit (control unit) x x x Transmits wheel speed sensor signal to ICC unit through 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 ICC unit.
BCM x     Transmit front wiper request signal to ICC unit through CAN communication.
TCM x x   Transmits gear position signal and output shaft revolution signal to ICC unit through CAN communication.
Unified meter and A/C amp. x x x Receives ICC system display signal, ICC warning lamp signal and buzzer output signal from ICC unit through CAN communication.
ICC brake switch, stop lamp switch x x x Transmit operating signal to ICC unit when touching brake pedal. ICC unit cancels cruise system at driver's brake operation.
ICC brake hold relay x     Receives stop lamp driving signal from ICC unit, and turns stop lamp ON.
Parking brake switch x   x The cruise system is cancelled when applied.