NISSAN TEANA 2008 Service Manual

A/C AUTO AMP.
HAC-203
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
MA
B
HAC
N
O
P
WITHOUT INTELLIGENT AIR CONDITIONER SYSTEM : Wiring Diagram - AIR CON-
Te r m i n a l N o .
(Wire color)Description
ConditionVa l u e
(Approx.)
+−Signal nameInput/
Output
10
(L/R)Ground LAN signalInput/
Output—
11
(L/W)GroundPower supply for each door
motorInput Ignition switch ON Battery voltage
15
(O)Ground Sunload sensor signal Input — —
16
(R/G)Ground Intake sensor signal Input — —
17
(V/W)Ground ACC Power supply — Ignition switch ACC Battery voltage
19
(B)Ground Ground — Ignition switch ON 0 V
20
(G/W)Ground IGN Power supply — Ignition switch ON Battery voltage
32
(L/Y)Ground Blower motor control signal Output Ignition switch ON
 Blower speed: 1st speed
(manual)
34
(P)GroundA/C auto amp. connection
recognition signalOutput Ignition switch ON 5V
35
(O/B)Ground Ambient sensor signal Input — —
36
(LG)Ground In-vehicle sensor signal Input — —
37
(B/Y)Ground Sensor ground — Ignition switch ON 0 V
39
(B)Ground Ground — Ignition switch ON 0 V
40
(Y/R)Ground BATT Power supply — Ignition switch OFF Battery voltage
SJIA1453J
JSIIA0096ZZ

HAC-204
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
A/C AUTO AMP.
DITIONER CONTROL SYSTEM -
INFOID:0000000003941765
JCIWM0211GB

A/C AUTO AMP.
HAC-205
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
MA
B
HAC
N
O
P
JCIWM0212GB

HAC-206
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
A/C AUTO AMP.
JCIWM0213GB

A/C AUTO AMP.
HAC-207
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
MA
B
HAC
N
O
P
JCIWM0214GB

HAC-208
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
A/C AUTO AMP.
JCIWM0215GB

A/C AUTO AMP.
HAC-209
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
MA
B
HAC
N
O
P
JCIWM0216GB

HAC-210
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
A/C AUTO AMP.
JCIWM0217GB

A/C AUTO AMP.
HAC-211
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
C
D
E
F
G
H
J
K
L
MA
B
HAC
N
O
P
WITHOUT INTELLIGENT AIR CONDITIONER SYSTEM : Fail-SafeINFOID:0000000003940036
FAIL-SAFE FUNCTION
If a communication error exists between the A/C auto amp., and the AV control unit and preset switch for 30
seconds or longer, air conditioner is controlled under the following conditions:
JCIWM0218GB

HAC-212
< ECU DIAGNOSIS >[WITH 7 INCH DISPLAY]
A/C AUTO AMP.
WITHOUT INTELLIGENT AIR CONDITIONER SYSTEM :
DTC Inspection Priority Chart
INFOID:0000000003884792
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
WITHOUT INTELLIGENT AIR CONDITIONER SYSTEM : DTC IndexINFOID:0000000003884793
Compressor : ON
Air outlet : AUTO
Air inlet : FRE (Fresh)
Blower fan speed : AUTO
Set temperature : Setting before communication error occurs
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)
 B2632: DR AIRMIX ACTR (SHORT)
 B2633: DR AIRMIX ACTR (OPEN)
 B2634: PASS AIRMIX ACTR (SHORT)
 B2635: PASS AIRMIX ACTR (OPEN)
 B2636: DR VENT DOOR FAIL
 B2637: DR B/L DOOR FAIL
 B2638: DR D/F1 DOOR FAIL
 B2639: DR DEF DOOR FAIL
 B263D: FRE DOOR FAIL
 B263E: 20P FRE DOOR FAIL
 B263F: REC DOOR FAIL
 B2654: D/F2 DOOR FAIL
 B2655: B/L2 DOOR FAIL
 B2656: BTC FRE DOOR FAIL
DTCItems
(CONSULT-III screen terms)Reference
U1000 CAN COMM CIRCUITHAC-164, "
DTC Logic"
U1010 CONTROL UNIT (CAN)HAC-165, "DTC Logic"
B257B AMB TEMP SEN (SHORT)HAC-166, "DTC Logic"
B257C AMB TEMP SEN (OPEN)HAC-166, "DTC Logic"
B2578 IN CAR SENSOR (OUT OF RANGE [LOW])HAC-169, "DTC Logic"
B2579 IN CAR SENSOR (OUT OF RANGE [HI])HAC-169, "DTC Logic"
B2581 EVAP TEMP SEN (SHORT)HAC-172, "DTC Logic"
B2582 EVAP TEMP SEN (OPEN)HAC-172, "DTC Logic"
B2630*SUNLOAD SEN (SHORT)HAC-178, "DTC Logic"
B2631*SUNLOAD SEN (OPEN)HAC-178, "DTC Logic"
B2632 DR AIRMIX ACTR (SHORT)HAC-181, "DTC Logic"
B2633 DR AIRMIX ACTR (OPEN)HAC-181, "DTC Logic"