Nissan Altima 2007-2012 Service Manual: Diagnosis system (BCM)
COMMON ITEM
Diagnosis Description
BCM CONSULT-III FUNCTION
CONSULT-III performs the following functions via CAN communication with BCM.
SYSTEM APPLICATION
BCM can perform the following functions for each system.
NOTE: It can perform the diagnosis modes except the following for all sub system selection items.
CONSULT-III Function
ECU IDENTIFICATION
Displays the BCM part No.
SELF-DIAG RESULT
Refer to BCS-91, "DTC Index".
MULTI REMOTE ENT
CONSULT-III Function (BCM - MULTIREMOTE ENT)
DATA MONITOR
ACTIVE TEST
WORK SUPPORT
THEFT ALM
CONSULT-III Function (BCM - THEFT ALM)
WORK SUPPORT
DATA MONITOR
ACTIVE TEST
IMMU
CONSULT-III Function (BCM - IMMU)
DATA MONITOR
ACTIVE TEST
Vehicle security system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
OPERATION FLOW
SETTING THE VEHICLE SECURITY SYSTEM
Initial Condition
• Ignition switch is in OFF position.
Disarmed Phase
...
Other materials:
DLC branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the data link connector for damage,
bend and loose connection
(connector side and harness side) ...
Power window main switch
Description
Main power window and door lock/unlock switch, power window and door
lock/unlock switch RH and BCM
transmit and receive the signal by power window serial link.
The signal mentioned below is transmitted from BCM to main power window and door
lock/unlock switch and
power window ...
Cooling fan
Description
The ECM controls the cooling fan corresponding to the vehicle speed, engine
colant temperature, refrigerant
pressure, and air conditioner ON signal. The control system has 4-step control
[HIGH/MIDDLE/LOW/OFF].
COOLING FAN MOTOR
The cooling fan operates at each speed when the cur ...