Nissan Rogue Service Manual: 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-diagnosis.
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 the EPS warning lamp while the engine is started.
Does the EPS warning lamp turn OFF? YES >> GO TO 3.
NO >> Refer to STC-28, "Diagnosis Procedure".
3.CHECK STEERING COLUMN AND STEERING GEAR
Check the steering column assembly and steering gear assembly.
- Steering column assembly. Refer to ST-9, "Inspection".
- Steering gear assembly. Refer to ST-10, "Inspection".
Is the inspection result normal? YES >> GO TO 4.
NO >> Repair or replace the specific malfunctioning part.
4.CHECK EPS CONTROL UNIT SIGNAL (1)
With CONSULT
- Start the engine.
CAUTION: Never drive the vehicle.
- Turn steering wheel from full left stop to full right stop.
- Select “ASSIST LEVEL” in “DATA MONITOR” in “EPS”.
Dose the item in “DATA MONITOR” maintain “100%”? YES >> GO TO 7.
NO >> GO TO 5.
5.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 6.
NO >> Perform trouble diagnosis of EPS control unit power supply and ground. Refer to STC-20, "Diagnosis Procedure".
6.CHECK EPS CONTROL UNIT SIGNAL (3)
With CONSULT
- Select “ASSIST LEVEL” in “DATA MONITOR” in “EPS”.
- Stop the EPS system until the item in “DATA MONITOR” becomes
“100%” or less.
NOTE: While stopping the EPS system, do not turn steering wheel.
- Check that the symptom continues.
Dose the symptom continue? YES >> GO TO 7.
NO >> The assist torque decreases because of protection function. This is not malfunction. Inspection End.
7.CHECK EPS CONTROL UNIT SIGNAL (4)
With CONSULT
- Start the engine.
CAUTION: Never drive the vehicle.
- Turn steering wheel from full left stop to full right stop.
- Select “TORQUE SENSOR” in “DATA MONITOR” in “EPS”.
- Perform the torque sensor inspection.
Is the inspection result normal? YES >> GO TO 9.
NO >> GO TO 8.
8.CHECK EPS MOTOR
Perform the trouble diagnosis of EPS motor. Refer to STC-24, "Diagnosis Procedure".
Is the inspection result normal? YES >> GO TO 9.
NO >> Repair or replace the specific malfunctioning part.
9.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".
Unbalance steering wheel turning force and return between
right and left
Description
Unbalance steering wheel turning force and return between right and left.
Diagnosis Procedure
1.CHECK THE ILLUMINATION OF THE EPS WARNING LAMP
Check the EPS warning lamp while engine i ...
Removal and installation
EPS CONTROL UNIT
Removal and Installation
CAUTION:
Disconnect the battery negative terminal before removing the EPS control unit.
The EPS control unit is an integral part of the steering column. I ...
Other materials:
Primary speed sensor
Exploded View
Transaxle assembly
O-ring
Primary speed sensor
: Always replace after every
disassembly.
: N·m (kg-m, in-lb)
: Apply CVT fluid
Removal and Installation
REMOVAL
Remove the engine undercover. Refer to EXT-37, "ENGINE UNDER COVER
: Removal and Ins ...
Camshaft valve clearance
Camshaft valve clearance
Perform this inspection as follows after removal, installation, or
replacement of the camshaft or any valve
parts, or if there are any unusual engine conditions due to changes in valve
clearance over time (starting,
idling, and/or noise).
Remove the ...
Washer motor circuit
Diagnosis Procedure
Regarding Wiring Diagram information, refer to WW-22, "Wiring Diagram".
1. CHECK FRONT AND REAR WASHER MOTOR FUSE
Turn the ignition switch OFF.
Check that the following fuse is not blown.
Is the fuse blown?
YES >> Replace the blown fuse ...
