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:
Passenger side
Description
Detects condition of the power window motor RH operation and transmits to
power window and door lock/
unlock switch RH as pulse signal.
Component Function Check
1. CHECK ENCODER OPERATION
Does door glass RH perform AUTO open/close operation normally when operating
power w ...
B2109 steering lock relay
Description
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN
communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the
steering to BCM.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2109 is displayed with DTC U1000, first perf ...
Diagnosis and repair work flow
Work Flow
OVERALL SEQUENCE
*1 SRC-12, "Trouble Diagnosis Introduction"
Introduction"
*2 SRC-12, "SRS Operation Check"
*3 SRC-5, "Trouble Diagnosis with
CONSULT-III"
*4 SRC-14, "Self-Diagnosis Function
(Without CONSULT-III)"
DETAILED WORK FLOW
...