Nissan Sentra Service Manual: Service Notice and Precautions for EPS System
Check the following item when performing the trouble diagnosis.
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Check any possible causes by interviewing the symptom and it′s condition from the customer if any malfunction, such as EPS warning lamp is turned ON, occurs.
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Check if air pressure and size of tires are proper, the specified part is used for the steering wheel, and control unit is genuine part.
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Check if the connection of steering column assembly and steering gear assembly is proper (there is not looseness of mounting bolts, damage of rods, boots or sealants, and leakage of grease, etc.).
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Check if the wheel alignment is adjusted properly.
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Check if there is any damage or modification to suspension or body resulting in increased weight or altered ground clearance.
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Check if installation conditions of each link and suspension are proper.
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Check if the battery voltage is proper.
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Check connection conditions of each connector are proper.
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Before connecting or disconnecting the EPS control unit harness connector, turn ignition switch “OFF” and disconnect battery ground cable. Because battery voltage is applied to EPS control unit even if ignition switch is turned “OFF”.
During quick steering, rasping noise may be heard from around the steering wheel. This is not a malfunction.
The noise is an operating noise of the EPS system under normal conditions. If the rasping noise occurs during slow steering, this may not be an operating noise of the system. In this case, it is necessary to find out the location of the noise and repair, if necessary.
Preparation
Commercial Service Tools
Precaution for Supplemental Restraint System (SRS) "AIR BAG"
and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT
BELT PRE-TENSIONER”, used along
with a front seat belt, helps to reduce the risk or severity of injury to the
dri ...
Other materials:
Preparation
Special service tools
The actual shape of the tools may differ from those illustrated here.
Commercial service tools
Clip list
Descriptions for Clips
Replace any clips which are damaged during removal or installation.
...
P2858 Clutch B Pressure
DTC Logic
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
P2858
CLUTCH B PRESSURE
(Clutch B Pressure Engagement
Performance)
The auxiliary gearbox gear ratio is 2.232 or
more for the auxiliary gearbox 2GR ratio ...
Steering wheel switch for audio control (if so equipped)
Tuning switch
Power on and SOURCE select switch
Volume control button
The audio system can be operated using the
controls on the steering wheel.
POWER on switch
With the ignition switch in the ACC or ON position,
push the SOURCE switch to turn the audio
system on.
SOURCE select s ...
