Nissan Altima 2007-2012 Service Manual: U1010 control unit (can)
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1. REPLACE BCM
When DTC U1010 is detected, replace BCM.
>> Replace BCM. Refer to BCS-96, "Removal and Installation".
U1000 can comm circuit
DescriptionCAN (Controller Area Network) is a serial communication
line for real time applications. It is an on-vehicle multiplex
communication line with high data communication speed and excellent ...
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 steer ...
Other materials:
B2604 PNP switch
Description
BCM confirms the shift position with the following 4 signals.
• CVT selector lever
• P/N position switch
• P position signal from IPDM E/R (CAN)
• P position signal from TCM (CAN)
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2604 is displayed with DTC U1000, first ...
Sunload sensor
Description
COMPONENT DESCRIPTION
The sunload sensor (1) is located on the LH tweeter grille. It detects
sunload entering through windshield by means of a photo diode. The
sensor converts the sunload into a current value which is then input
into the front air control.
SUNLOAD INPUT PROCESS
...
Symptom diagnosis
UNBALANCE STEERING WHEEL TURNING
FORCE (TORQUE VARIATION)
Description
• Hard steering when fully turning the steering wheel.
• Light steering when driving at a high speed.
Diagnosis Procedure
1.CHECK SYSTEM FOR POWER SUPPLY AND GROUND
Perform trouble diagnosis for power supply and gro ...