Nissan Altima 2007-2012 Service Manual: On-vehicle repair
- Control unit
- In-vehicle sensor
- Sunload sensor
- Intake sensor
- Heater & cooling unit assembly
- Blower unit
- Blower motor
- Fan control amplifier
- Intake door motor
- Mode door motor
- Air mix door motor
- Evaporator
- Heater core
On-vehicle maintenance
IN-CABIN MICROFILTER
Removal and Installation
REMOVAL
1. Remove the glove box assembly. Refer to IP-12, "Removal and Installation".
2. Disengage the filter cover tab (1) to remove the ...
Control unit
Removal and Installation
FRONT AIR CONTROL
Removal
1. Remove cluster lid D. Refer to IP-12, "Removal and Installation".
2. Remove the two brackets (1) and remove the front air control ...
Other materials:
B2193, P1612 chain of ecm-immu
Description
BCM performs the ID verification with ECM that allows the engine to start.
Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts
the communication with ECM if
ignition switch is turned ON.
DTC Logic
DTC DETECTION LOGI ...
Malfunction indicator lamp
Description
The Malfunction Indicator Lamp (MIL) is located on the combination
meter.
The MIL will light up when the ignition switch is turned ON without
the engine running. This is a bulb check.
When the engine is started, the MIL should go off. If the MIL remains
on, the on board diagno ...
Cooling fan control
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: The ECM determines the start signal status by the signals of engine speed
and battery voltage.
*2: This signal is sent to ECM through CAN communication line.
SYSTEM DESCRIPTION
ECM controls cooling fan speed correspondin ...
