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Home >> Infiniti >> 2024 >> QX50 Autograph >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System - Electric Power Steering >> System Description >> Component Location >> Electronically Controlled Power Steering System >> Component Location
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Component Location

GNSDB139083Courtesy of NISSAN NORTH AMERICA, INC.
SYMBOL Steering gear assembly (view with steering gear assembly removed)
SYMBOL : Vehicle front
No. Component Function
1. ABS (Anti-lock Braking System) actuator and electric unit (control unit) Transmits mainly the following signal to EPS control unit via CAN communication:
  • Vehicle speed signal (ABS)

Refer to Component Location for detailed component location.
2. ECM (Engine Control Module)
  • Transmits mainly the following signal to EPS control unit via CAN communication:
    • Engine status signal
  • Receives mainly the following signal from EPS control unit via CAN communication:
    • Battery supply current signal
Refer to Component Location for detailed component location.
3. Combination meter (Power steering warning lamp)
  • Transmits mainly the following signal to EPS control unit via CAN communication:
    • Vehicle speed signal (Meter)
  • Turns ON the power steering warning lamp according to the signal from the EPS control unit via CAN communication.
For power steering warning lamp, refer to Warning Lamp/Indicator Lamp . Refer to Component Location for detailed component location.
4. Steering angle sensor Transmits mainly the following signal to EPS control unit via CAN communication:
  • Steering angle sensor signal

Refer to Component Location for detailed component location.
5. Steering gear assembly EPS (Electronically Controlled Power Steering) control unit Refer to Steering Gear Assembly .
6. Torque sensor
7. EPS motor
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