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Home >> Infiniti >> 2019 >> Q70L 5.6 Luxe, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Drive Mode System >> System Description >> Component Parts >> Component Description
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Component Description

Part

Description

Drive mode select switch

Outputs an ON/OFF state of STANDARD, SPORT, ECO, or SNOW mode to the A/C auto amp.

A/C auto amp.

Receives an ON/OFF state of each mode from the drive mode select switch and transmits the switch signal to TCM, combination meter, 4WAS main control unit, and ADAS control unit via CAN communications.

Combination meter

Displays a mode state on the vehicle information display, based on the mode state received from the A/C auto amp.

ECM

Receives a mode signal from TCM and controls throttle angle characteristics and torque.

TCM

  • Selects a shift pattern, based on a mode state received from the A/C auto amp.
  • Transmits a mode state received from the A/C auto amp. to ECM.

4WAS main control unit

Controls the steering characteristics of the front and rear wheels, based on a mode state received from the A/C auto amp.

ADAS control unit

  • Controls the active trace control function, based on a mode state received from the A/C auto amp.
  • Controls accelerator pedal feedback force of the accelerator pedal actuator, based on a ECO pedal reaction force control signal received from ECM.

ABS actuator and electric unit

Activates the ABS actuator, according to an active trace control function control signal received from the ADAS control unit.

Accelerator pedal actuator

Applies feedback force to the accelerator pedal, based on an accelerator pedal feedback force control signal received from the ADAS control unit.