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:
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Disconnect battery negative terminal before starting operations.
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Do not shock EPS control unit, e.g. drop or hit.
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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.
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Do not disassemble or remodel EPS control unit, EPS motor, torque sensor, harness and harness connectors.
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Remove steering column assembly. Refer to ST-12, "Removal and Installation".
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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
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Remove EPS control unit from steering column assembly.
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Remove bracket plate from EPS control unit.
INSTALLATION
Installation is in the reverse order of removal.
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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.
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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:
B terminal circuit
Description
“B” terminal circuit supplies power to charge the battery and to operate the
vehicles electrical system.
Diagnosis procedure
Regarding wiring diagram information. Refer to chg-9, "wiring diagram".
1.Check “b” terminal connection
Turn ignition switc ...
Dtc/circuit diagnosis
Power supply and ground circuit
Diagnosis Procedure
Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description".
Vehicle security indicator
Description
DTC DETECTION LOGIC
NOTE:
U1000 can be set if a module harness was disconnected and reconnected,
perhaps during a repair. Con ...
Front wiper auto stop signal circuit
Component function check
1. Check front wiper (auto stop) operation
Consult data monitor
Select “WIP AUTO STOP” of IPDM E/R DATA MONITOR item.
Operate the front wiper.
With the front wiper operation, check the monitor status.
Is the inspection result normal?
YES >> ...
