Nissan Rogue. Manual - part 776
HAC-126
< SYSTEM DESCRIPTION >
[MANUAL AIR CONDITIONING]
DIAGNOSIS SYSTEM (HVAC)
DIAGNOSIS SYSTEM (HVAC)
Description
INFOID:0000000011276674
Air conditioning system performs self-diagnosis, operation check, function diagnosis, and various settings
using diagnosis function of each control unit.
CONSULT Function (HVAC)
INFOID:0000000011276675
CONSULT can display each diagnosis item using the diagnosis test modes as shown.
CONSULT application items
SELF DIAGNOSTIC RESULT
Display Item List
ECU
Diagnostic item
(CONSULT)
Front air control
HVAC
Self Diagnostic Result
Data Monitor
Active Test
Work support
ECM
ENGINE
Self Diagnostic Result
Data Monitor
IPDM E/R
IPDM E/R
Self Diagnostic Result
Data Monitor
Diagnosis mode
Description
Self Diagnostic Result
Displays the diagnosis results judged by A/C auto amp.
Data Monitor
Displays A/C auto amp. input/output data in real time.
Work support
Changes the setting for each system function.
Active Test
The signals used to activate each device are forcibly supplied from front air control.
ECU Identification
Displays the A/C auto amp. number.
DTC
Items
(CONSULT screen terms)
Diagnostic item is detected when...
Possible cause
U1000
CAN COMM CIRCUIT
When A/C auto amp. is not transmitting
or receiving CAN communication signal
for 2 or more seconds.
CAN communication system
U1010
CONTROL UNIT (CAN)
When detecting error during the initial
diagnosis of CAN controller of front air
control.
Front air control
B24A4
INTAKE TEMP SEN
Short or open circuit of the intake tem-
perature sensor signal.
• Intake sensor
• Front air control
• Harness and connector
(Intake sensor circuit is open, or
there is a short in the circuit)
B24BB
AIRMIX ACTR
Short or open circuit of air mix door mo-
tor drive signal.
• Air mix door motor LH
• Front air control
• Harness and connector
(Air mix door motor is open or
shorted)