Nissan Sentra. Instruction — part 547
HAC-36
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
A/C AUTO AMP.
14
(LG)
30
(B)
Blower fan ON signal
Output
• Ignition switch ON
• Blower motor: OFF
• Ignition switch ON
• Blower motor: ON
15
(Y)
30
(B)
A/C ON signal
Output
• Ignition switch ON
• A/C switch: OFF (A/C indi-
cator: OFF)
• Ignition switch ON
• A/C switch: ON (A/C indi-
cator: ON)
16
(W)
30
(B)
RR DEF signal
Output
Defroster
switch
OFF
0 V
ON
12 V
17
(BR)
30
(B)
A/MIX
drive 4
Air mix door motor
(passenger side)
drive signal
Output
• Ignition switch ON
• Right after the tempera-
ture control switch (pas-
senger side) operation
18
(SB)
30
(B)
A/MIX
drive 3
19
(LG)
30
(B)
A/MIX
drive 2
20
(L)
30
(B)
A/MIX
drive 1
21
(W)
30
(B)
Ignition power supply
Input
Ignition switch ON
11 – 14 V
22
(SB)
30
(B)
Intake door motor PBR feedback
signal
Input
• Ignition switch ON
• Intake switch: REC
0.2 – 0.8 V
• Ignition switch ON
• Intake switch: FRE
4.2 – 4.8 V
25
(R)
30
(B)
RR DEF feedback
Input
Defroster
switch
OFF
0 V
ON
12 V
Terminal No.
(Wire color)
Description
Condition
Value
+
−
Signal name
Input/
Output
JMIIA0941GB
PKIB4960J
JPMIA0012GB
JMIIA0941GB
JPIIA1647GB
A/C AUTO AMP.
HAC-37
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
DTC Inspection Priority Chart
INFOID:0000000009757636
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
27
(LG)
30
(B)
Communication signal (A/C con-
trol
→ A/C auto amp.)
Input
Ignition switch ON
28
(BR)
30
(B)
Communication signal (A/C auto
amp.
→ A/C control)
Output
Ignition switch ON
30
(B)
Ground
Ground
—
Ignition switch ON
0 – 0.1 V
31
(P)
30
(B)
A/MIX
drive 4
Air mix door motor
(driver side) drive
signal
Output
• Ignition switch ON
• Right after the tempera-
ture control switch (driver
side) operation
32
(BR)
30
(B)
A/MIX
drive 3
33
(R)
30
(B)
A/MIX
drive 2
34
(W)
30
(B)
A/MIX
drive 1
35
(G)
30
(B)
FRE
Intake door motor
drive signal
Output
• Ignition switch ON
• Intake switch: REC
→
FRE
9.5 – 13.5 V
• Ignition switch ON
• Intake switch: FRE
→
REC
0 – 1 V
36
(V)
30
(B)
REC
• Ignition switch ON
• Intake switch: FRE
→
REC
9.5 – 13.5 V
• Ignition switch ON
• Intake switch: REC
→
FRE
0 – 1 V
37
(GR)
30
(B)
MODE
drive 4
Mode door motor
drive signal
Output
• Ignition switch ON
• Right after the MODE
switch operation
38
(G)
30
(B)
MODE
drive 3
39
(Y)
30
(B)
MODE
drive 2
40
(O)
30
(B)
MODE
drive 1
Terminal No.
(Wire color)
Description
Condition
Value
+
−
Signal name
Input/
Output
SJIA1522J
SJIA1521J
JPIIA1647GB
JPIIA1647GB
HAC-38
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
A/C AUTO AMP.
DTC Index
INFOID:0000000009757637
Priority
Detected items (DTC)
1
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
2
• B257B: AMB TEMP SEN (SHORT)
• B257C: AMB TEMP SEN (OPEN)
• B2578: IN CAR SENSOR (OUT OF RANGE[LOW])
• B2579: IN CAR SENSOR (OUT OF RANGE[HI])
• B2581: EVAP TEMP SEN (SHORT)
• B2582: EVAP TEMP SEN (OPEN)
• B2630: SUNLOAD SEN (SHORT)
• B2631: SUNLOAD SEN (OPEN)
• B27A2: DR AIRMIX ACTR (TERMINAL 1)
• B27A3: DR AIRMIX ACTR (TERMINAL 2)
• B27A4: DR AIRMIX ACTR (TERMINAL 3)
• B27A5: DR AIRMIX ACTR (TERMINAL 4)
• B27AA: PASS AIRMIX ACTR (TERMINAL 1)
• B27AB: PASS AIRMIX ACTR (TERMINAL 2)
• B27AC: PASS AIRMIX ACTR (TERMINAL 3)
• B27AD: PASS AIRMIX ACTR (TERMINAL 4)
• B27A0: INTAKE ACTR (OUT OF RANGE[HI])
• B27A1: INTAKE ACTR (OUT OF RANGE[LOW])
• B27A6: MODE ACTR (TERMINAL 1)
• B27A7: MODE ACTR (TERMINAL 2)
• B27A8: MODE ACTR (TERMINAL 3)
• B27A9: MODE ACTR (TERMINAL 4)
DTC
Items
(CONSULT screen terms)
Reference
U1000
CAN COMM CIRCUIT
U1010
CONTROL UNIT (CAN)
B2578
IN-VEHICLE SENSOR
B2579
IN-VEHICLE SENSOR
B257B
AMBIENT SENOR
B257C
AMBIENT SENOR
B2581
INTAKE SENSOR
B2582
INTAKE SENSOR
B2630
*
SUNLOAD SENSOR
B2631
*
SUNLOAD SENSOR
B27A0
INTAKE DOOR MOTOR
B27A1
INTAKE DOOR MOTOR
B27A2
DR AIR MIX DOOR MOT
B27A3
DR AIR MIX DOOR MOT
B27A4
DR AIR MIX DOOR MOT
B27A5
DR AIR MIX DOOR MOT
B27AA
AS AIR MIX DOOR MOT
B27AB
AS AIR MIX DOOR MOT
B27AC
AS AIR MIX DOOR MOT
B27AD
AS AIR MIX DOOR MOT
B27A6
MODE DOOR MOTOR
B27A7
MODE DOOR MOTOR
A/C AUTO AMP.
HAC-39
< ECU DIAGNOSIS INFORMATION >
[AUTOMATIC AIR CONDITIONER]
C
D
E
F
G
H
J
K
L
M
A
B
HAC
N
O
P
*: Perform self-diagnosis under direct sunlight. When performing indoors, aim a light (more than 60 W) at sunload sensor, otherwise self-
diagnosis reports an error even though the sunload sensor is functioning normally.
B27A8
MODE DOOR MOTOR
B27A9
MODE DOOR MOTOR
DTC
Items
(CONSULT screen terms)
Reference
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст