Nissan Altima (L32) 2007-2012 Service Manual: 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 signals received from control units via CAN communication.
CAUTION: IPDM E/R integrated relays cannot be removed.
NOTE: BCM controls the starter relay.
Component Parts Location
1. IPDM E/R E16, E17, E18, E200, E201, F10
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. R ...
Other materials:
B2013 ID discord, immu-strg
Description
BCM performs the ID verification with the steering lock unit and releases the
steering lock if both BCM and
steering lock unit ID are same. BCM starts the communication with the steering
lock unit when Intelligent Key
is carried into the passenger compartment and the push-button ...
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
>> GO TO 2
2. CHECK DTC
1. Check DTC.
2. Perform the following ...
IPDM E/R (Intelligent power distribution
module engine room)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Wiring Diagram — Coupe
Wiring Diagram — Sedan
Fail Safe
CAN COMMUNICATION CONTROL
When CAN communication with ECM and BCM is impossible, IPDM E/R performs
fail-safe c ...
