Description
Steering wheel turning force is heavy or light.
Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
With CONSULT
Is any DTC detected? YES >> Check the DTC. Refer to STC-13, "DTC Index".
NO >> GO TO 2.
2.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP
Check that the EPS warning lamp turns ON when ignition switch turns ON. Then, EPS warning lamp turns OFF after the engine is started.
Is the inspection result normal? YES >> GO TO 3.
NO >> Perform trouble diagnosis of EPS warning lamp. Refer to STC-28, "Diagnosis Procedure".
3.CHECK EPS CONTROL UNIT SIGNAL (1)
With CONSULT
CAUTION: Never drive the vehicle.
Dose the item in “DATA MONITOR” indicate “100%”? YES >> GO TO 6.
NO >> GO TO 4.
4.CHECK EPS CONTROL UNIT SIGNAL (2)
With CONSULT
Select “BATTERY VOLT” in “DATA MONITOR” in “EPS”.
Dose the item in “DATA MONITOR” indicate “10.5 V” or more? YES >> GO TO 5.
NO >> Perform trouble diagnosis of EPS control unit power supply and ground. Refer to STC-20, "Diagnosis Procedure".
5.CHECK EPS CONTROL UNIT SIGNAL (3)
With CONSULT
NOTE: While stopping the EPS system, do not turn steering wheel.
Dose the symptom continue? YES >> GO TO 6.
NO >> The assist torque decreases because of protection function. This is not malfunction. Inspection End.
6.CHECK EPS CONTROL UNIT SIGNAL (4)
With CONSULT
CAUTION: Never drive the vehicle.

Is the inspection result normal? YES >> GO TO 8.
NO >> GO TO 7.
7.CHECK EPS MOTOR
Perform the trouble diagnosis of EPS motor. Refer to STC-24, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 8.
NO >> Repair or replace the specific malfunctioning part.
8.CHECK STEERING WHEEL TURNING FORCE
Check the steering wheel turning force. Refer to ST-7, "Inspection".
Is the inspection result normal? YES >> Inspection End.
NO >> Check the steering wheel turning force for mechanical malfunction. Refer to ST-7, "Inspection".
EPS warning lamp does not turn off
Unbalance steering wheel turning force and return between
right and leftChanging wheels and tires
Tire rotation
NISSAN recommends rotating the tires
every 7,500 miles (12,000 km).
Refer to “Flat tire” in the “In case of emergency”
section in this manual for tire replacing
procedures.
As soon as possible, tighten the
wheel nuts to the specified torque
with a torque wrench.
...
Spark plugs
Replacing spark plugs
Platinum-tipped spark plugs
It is not necessary to replace platinum-tipped A
spark plugs as frequently as conventional type
spark plugs because they last much longer. Follow
the maintenance log shown in the “NISSAN
Service and Maintenance Guide”. Do not service
p ...
Unit disassembly and assembly
TORQUE CONVERTER AND CONVERTER HOUSING OIL SEAL
Exploded View
Torque converter
O-ring
Converter housing oil seal
Transaxle assembly
: Always replace after every
disassembly.
: Apply CVT fluid
Disassembly
Remove transaxle assembly. Refer to TM-220, "Removal and Instal ...