Nissan Sentra Service Manual: Removal and installation
EPS control unit
Exploded View
- Steering column assembly
- EPS control unit
- Bracket plate
Front
Removal and Installation
REMOVAL
CAUTION:
-
Disconnect battery negative terminal before starting operations.
-
Do not shock EPS control unit, e.g. drop or hit.
-
Do not get EPS control unit wet with water or other liquid. Also, do not give EPS control unit a radical temperature change to avoid getting water drops.
-
Do not disassemble or remodel EPS control unit, EPS motor, torque sensor, harness and harness connectors.
-
Remove steering column assembly. Refer to ST-12, "Removal and Installation".
-
Disconnect EPS motor harness connector
CAUTION:
Hold and pull the harness connector housing, not pulling harness, when disconnecting harness connectors. Also, do not grip, collapse or apply excessive force to the harness connector
-
Remove EPS control unit from steering column assembly.
-
Remove bracket plate from EPS control unit.
INSTALLATION
Installation is in the reverse order of removal.
-
Check that harness is not damaged when installing EPS control unit. Also, check that EPS control unit is installed without pinching harness or trapping foreign materials.
-
After installing steering column assembly, perform self-diagnosis with CONSULT to ensure correct operation.
Refer to STC-10, "CONSULT Function".
Unbalance steering wheel turning force (torque variation)
Description
Unbalance steering wheel turning force (torque variation).
Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
With CONSULT
Turn the ignition switch OFF to ON.
Perform EPS self- ...
Restraints
...
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 ...
Turn signal lamp circuit
Description
The bcm monitors inputs from the combination switch to determine when to
activate the turn signals. The
bcm outputs voltage direction to the left and right turn signals during turn
signal operation or both during hazard
warning operation. The bcm sends a turn signal indicator req ...
AM radio reception
AM signals, because of their low frequency, can
bend around objects and skip along the ground.
In addition, the signals can be bounced off the
ionosphere and bent back to earth. Because of
these characteristics, AM signals are also subject
to interference as they travel from transmitter
to r ...
