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
Description
CAN (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 excell ...
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 steeri ...
Other materials:
Power supply and ground circuit
Diagnosis Procedure
1.INSPECTION START
Start engine.
Is engine running?
YES >> GO TO 8.
NO >> GO TO 2.
2.CHECK ECM POWER SUPPLY CIRCUIT-I
1. Turn ignition switch OFF and then ON.
2. Check the voltage between ECM harness connector and
ground.
Is the inspection result n ...
Removal and installation
TRANSAXLE ASSEMBLY
Exploded View
1. Rear gusset
2. Air breather hose
3. CVT fluid level gauge
4. CVT fluid charging pipe
5. O-ring
6. Copper washer
7. Fluid cooler tube
8. Transaxle assembly
A. Refer to TM-259, "Removal and
Installation".
Removal and Installation
REMOVAL
...
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 ...