Nissan Sentra manuals

Nissan Sentra Service Manual: Component parts

Component Parts Location


  1. EPS control unit (view with steering column removed from vehicle)

  2. EPS motor (view with steering column removed from vehicle)

  3. Torque sensor (view with steering column removed from vehicle)

  4. ABS actuator and electric unit (control unit)

  5. ECM

  6. EPS warning lamp (In combination meter)

  7. Steering angle sensor (view with steering wheel removed)

Component Description

Components parts

Reference

EPS control unit STC-6, "EPS Control Unit"
EPS motor STC-6, "EPS Motor, Torque Sensor, Reduction Gear"
Torque sensor STC-6, "EPS Motor, Torque Sensor, Reduction Gear"
Reduction gear STC-6, "EPS Motor, Torque Sensor, Reduction Gear"
EPS warning lamp STC-9, "WARNING/INDICATOR/CHIME LIST : Warning Lamp/ Indicator Lamp"
ECM Transmits mainly the following signals to EPS control unit via CAN communication.

  • Engine status signal

ABS actuator and electric unit (control unit) Transmits mainly the following signal to EPS control unit via CAN communication.

  • Vehicle speed signal (ABS)

Combination meter Transmits mainly the following signal to EPS control unit via CAN communication.

  • Vehicle speed signal (METER)

Turns ON the EPS warning lamp according to the signal from EPS control unit via CAN communication.

EPS Control Unit

EPS Motor, Torque Sensor, Reduction Gear


EPS Motor, Torque Sensor, Reduction Gear

EPS motor (1), torque sensor (2) and reduction gear (3) are installed to steering column assembly.

EPS MOTOR


EPS MOTOR

EPS motor provides the assist torque by the control signal from EPS control unit.

TORQUE SENSOR

Torque sensor detects the steering torque, and transmits the signal to EPS control unit.

REDUCTION GEAR

Reduction gear increases the assist torque provided from EPS motor with worm gears, and outputs to the column shaft.

System description
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System
EPS system EPS SYSTEM : System Description SYSTEM DIAGRAM DESCRIPTION EPS control unit performs an arithmetical operation on data, such as steering wheel turning force (sensor signal ...

Other materials:

U1117 Lost communication (ABS)
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms [Trouble diagnosis content] DTC detection condition Possible causes U1117 LOST COMM (ABS) [Lost Communication With ABS] When the ignition switch is ON, TCM is unable to receive the CAN communications ...

Work Flow
STEP DESCRIPTION STEP 1 Get detailed information about the conditions and the environment when the incident occurred. The following are key pieces of information required to make a good analysis: WHAT Vehicle Model, Engine, Transmission/Transaxle and ...

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