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: Readiness for Inspection/Maintenance (I/M)
test
WARNING
A vehicle equipped with All-Wheel Drive
(AWD) should never be tested using a
two wheel dynamometer (such as the
dynamometers used by some states
for emissions testing), or similar equipment.
Make sure you inform the test
facility personnel that your vehicle is
equipped with AWD before it is ...
Programming trouble-diagnosis
If the HomeLink does not quickly learn the
hand-held transmitter information:
Replace the hand-held transmitter batteries
with new batteries.
Position the hand-held transmitter with
its battery area facing away from the
HomeLink surface.
Press and hold both the HomeLink and
hand-held transmi ...
Automatic operation
Cooling and/or dehumidified
heating (AUTO)
This mode may be used all year round as
the system automatically works to keep a
constant temperature. Air flow distribution,
air intake control, and fan speed are also
controlled automatically.
1. Press the AUTO button on.
2. Turn the temperature control ...
Component diagnosis
DTC B2205 Vehicle speed circuit