Nissan Altima (L32) 2007-2012 Service Manual: DTC U1000 can communication
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
Symptom: Displays “CAN COMM CIRC [U1000]” as a self-diagnosis result of
combination meter.
1.CHECK CAN COMMUNICATION
Select “SELF-DIAG RESULTS” mode for “METER/M&A” with CONSULT-III.
>> Go to “LAN system”. Refer to LAN-10, "Condition of Error Detection".
Description
The ABS actuator and electric unit (control unit) provides a vehicle speed
signal to the combination meter via
CAN communication lines.
DTC Logic
Diagnosis Procedure
Symptom: Disp ...
Other materials: Avoiding collision and rollover
WARNING
Failure to operate this vehicle in a safe
and prudent manner may result in loss
of control or an accident.
Be alert and drive defensively at all times.
Obey all traffic regulations. Avoid excessive
speed, high speed cornering, or sudden
steering maneuvers, because these driving
practices co ...
RCTA system operation
For vehicles with the 7 inch (18 cm) display
Side BSW/RCTA Indicator Light
The RCTA system can help alert the driver
of an approaching vehicle when the driver
is backing out of a parking space.
For vehicles with the 5 inch (13 cm) display
When the shift position is in R (Reverse) and
the vehicl ...
Heated steering wheel switch (if so equipped)
Push the heated steering wheel switch to
warm the steering wheel after the ignition
switch is placed in the ON position. The
indicator light will come on.
If the surface temperature of the steering
wheel is below 68ºF (20ºC), the system will
heat the steering wheel and cycle off and
on to mainta ...
Component diagnosis
DTC B2205 Vehicle speed circuit