Nissan Altima 2007-2012 Service Manual: Removal and installation
EPS CONTROL UNIT
Removal and Installation
REMOVAL
1. Remove audio/navi unit. Refer to AV-72, "Removal and Installation" or AV-437, "Removal and Installation" (with navi).
2. Remove power steering control unit (1).
3. Disconnect power steering control unit connector.
INSTALLATION
Installation is in the reverse order of removal.
Precaution
Precautions for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT
PRE-TENSION ...
Seat belt system
...
Other materials:
Power steering
WARNING
● If the engine is not running or is turned
off while driving, the power assist for
the steering will not work. Steering will
be harder to operate.
● When the power steering warning light
illuminates with the engine running,
there will be no power assist for the
steering. ...
P0550 PSP Sensor
Description
Power steering pressure (PSP) sensor is installed to the power steering
high-pressure tube and detects a
power steering load.
This sensor is a potentiometer which transforms the power steering load into
output voltage, and emits the
voltage signal to the ECM. The ECM controls t ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
DETAILED FLOW
1.CONFIRM SYMPTOM
Confirm symptom or customer complaint.
>> GO TO 2
2.CHECK SELF-DIAGNOSIS OPERATION OF COMBINATION METER
Perform self-diagnosis of combination meter. Refer to MWI-38, "Diagnosis
Description".
Does s ...