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Home >> Nissan-Datsun >> 2021 >> Altima SL, FWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System >> Description >> System >> EPS System >> System Description >> Input/Output Signal

Input/Output Signal

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Communicates the signal from each control unit via CAN communication.

Control unit

Signal status

ECM

Transmits the following signals to EPS control unit via CAN communication:

  • Engine status signal
  • EPS assist request signal
  • Stop/start status signal

Receives the following signal from EPS control unit via CAN communication.

  • Battery supply current signal

Chassis control module (with built in steering angle sensor)

(With automatic brake hold)

Transmits the following signal to EPS control unit via CAN communication:

  • Steering angle sensor signal

Steering angle sensor

(Without automatic brake hold)

ABS actuator and electric unit (control unit)

Transmits the following signal to EPS control unit via CAN communication:

  • Vehicle speed signal

Combination meter

Transmits the following signal to EPS control unit via CAN communication:

  • Vehicle speed signal

Receives the following signal from EPS control unit via CAN communication:

  • Power steering warning lamp signal