Nissan Rogue. Instruction — part 758
HAC-54
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
U1010 CONTROL UNIT (CAN)
U1010 CONTROL UNIT (CAN)
Description
INFOID:0000000011276595
Initial diagnosis of A/C auto amp.
DTC Logic
INFOID:0000000011276596
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM SELF-DIAGNOSIS
With CONSULT
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” of “HVAC”.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276597
NOTE:
This DTC can be set if the BCM is placed in transit mode. Confirm if the DTC is CURRENT or PAST. If PAST,
perform the following steps before carrying out Diagnosis Procedure.
1. Clear DTC using CONSULT. Refer to
HAC-22, "CONSULT Function (HVAC)"
2. Perform OPERATION INSPECTION. Refer to
3. Perform “Self Diagnostic Result” of “HVAC” using CONSULT. Refer to
4. If DTC resets, proceed with Diagnosis Procedure.
1.
REPLACE A/C AUTO AMP.
Replace A/C auto amp. Refer to
HAC-103, "Removal and Installation"
.
>> Inspection End.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
U1010
CONTROL UNIT (CAN)
When detecting error during the initial diag-
nosis of CAN controller of A/C auto amp.
A/C auto amp.
B24A0 A/C AUTO AMP.
HAC-55
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
B24A0 A/C AUTO AMP.
DTC Logic
INFOID:0000000011276598
DTC DETECTION LOGIC
NOTE:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC is displayed along with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” of “HVAC”.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276599
1.
PERFORM SELF DIAGNOSTIC
With CONSULT
1. Turn ignition switch ON.
2. Select “Self Diagnostic Result” of “HVAC”.
3. Touch “ERASE”.
4. Turn ignition switch OFF.
5. Turn ignition switch ON.
6. Perform “DTC CONFIRMATION PROCEDURE”. Refer to
Is DTC detected again?
YES
>> Replace A/C auto amp. Refer to
HAC-103, "Removal and Installation"
.
NO
>> Inspection End.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B24A0
A/C AUTO AMP.
A/C auto amp. EEPROM system is mal-
functioning.
A/C auto amp.
HAC-56
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
B24A1 A/C AUTO AMP. POWER SUPPLY
B24A1 A/C AUTO AMP. POWER SUPPLY
DTC Logic
INFOID:0000000011276600
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result” of “HVAC”.
3. Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011276601
Regarding Wiring Diagram information, refer to
1.
CHECK FUSE
Check 10A fuse [No. 20, located in the fuse block (J/B)].
NOTE:
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse after repairing the affected circuit.
2.
CHECK A/C AUTO AMP. POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect A/C auto amp. connector.
3. Check voltage between A/C auto amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector between A/C auto amp. and fuse block (J/B).
3.
CHECK A/C AUTO AMP. GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between A/C auto amp. harness connector and ground.
DTC
Items
(CONSULT screen terms)
DTC detection condition
Possible cause
B24A1
A/C AUTO AMP. POWER SUP-
PLY
A/C auto amp. power supply is out of
range
• A/C auto amp.
• Harness and connector
(Power supply is open or shorted)
+
−
Voltage
A/C auto amp.
Ignition switch position
Connector
Terminal
OFF
ACC
ON
M54
1
Ground
Approx. 0 V
Approx. 0 V
Battery voltage
B24A1 A/C AUTO AMP. POWER SUPPLY
HAC-57
< DTC/CIRCUIT DIAGNOSIS >
[AUTOMATIC AIR CONDITIONING]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair harness or connector.
A/C auto amp.
—
Continuity
Connector
Terminal
M54
3
Ground
Yes
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