Nissan Altima 2007-2012 Service Manual: Power control system
System Diagram
System Description
COOLING FAN CONTROL
IPDM E/R controls cooling fans according to the status of the cooling fan speed request signal received from ECM via CAN communication. Refer to LAN-7, "System Description".
GENERATOR CONTROL
IPDM E/R outputs power generation command signal (PWM signal) to the generator according to the status of the power generation command value signal received from ECM via CAN communication. Refer to PCS-10, "System Description".
Relay control system
System Diagram
System Description
IPDM E/R activates the internal control circuit to perform the relay ON-OFF
control according to the input signals
from various sensors and the request signal ...
Signal buffer system
System Diagram
System Description
• IPDM E/R reads the status of the oil pressure switch and transmits the oil
pressure switch signal to BCM via
CAN communication. Refer to PCS-11, "Syst ...
Other materials:
Cleaning exterior
In order to maintain the appearance of your vehicle,
it is important to take proper care of it.
To protect the paint surfaces, please wash your
vehicle as soon as you can:
● after a rainfall to prevent possible damage
from acid rain.
● after driving on coastal roads.
● whe ...
Crash zone sensor
Removal and Installation
REMOVAL
1. Crash zone sensor harness connector
2. Crash zone sensor
A. Crash zone sensor nuts
CAUTION:
• Before servicing, turn ignition switch OFF, disconnect both battery terminals
and wait at least three
minutes.
• Do not use air tools or electric tool ...
Additional service when replacing
control unit
Description
MEMORY RESET PROCEDURE
1. Please observe the following instructions at confirming the sunroof
operation.
NOTE:
Do not disconnect the electronic power while the sunroof is operating or within
5 seconds after the sunroof
stops. (to wipe-out the memory of lid position and operat ...