Nissan Primera P12. Instruction — part 23
TROUBLE DIAGNOSIS
ATC-85
C
D
E
F
G
H
I
K
L
M
A
B
ATC
16.
CHECK CIRCUIT CONTINUITY BETWEEN COMBINATION METER AND AUTO AMP.
Disconnect combination meter connector and auto amp. connector.
OK or NG
OK
>> GO TO 11.
NG
>> Repair harness or connector.
17.
CHECK CIRCUIT CONTINUITY BETWEEN COMBINATION METER AND AUTO AMP.
Disconnect combination meter connector and auto amp. connector.
OK or NG
OK
>> GO TO 11.
NG
>> Repair harness or connector.
18.
CHECK CIRCUIT CONTINUITY BETWEEN COMBINATION METER AND AUTO AMP. (EXCEPT YD
ENGINE MODELS)
Disconnect combination meter connector and auto amp. connector.
OK or NG
OK
>> GO TO 11.
NG
>> Repair harness or connector.
Terminal
Continuity
(+)
(-)
Combination
meter connec-
tor
Terminal No.
(Wire color)
Auto amp.
connector
Terminal No.
(Wire color)
M37
LHD models:
36 (BR/W)
RHD models:
49 (BR/W)
M75
18 (BR/W)
Yes
RJIA0801E
Terminal
Continuity
(+)
(-)
Combination
meter connec-
tor
Terminal No.
(Wire color)
Auto amp.
connector
Terminal No.
(Wire color)
M37
LHD models: 31
(LG/B)
RHD models: 44
(LG/B)
M76
29 (LG/B)
Yes
RJIA1115E
Terminal
Continuity
(+)
(-)
Combination
meter connec-
tor
Terminal No.
(Wire color)
Auto amp.
connector
Terminal No.
(Wire color)
M37
LHD models: 32
RHD models:
45
(With gasoline
engine: L/R,
With F9Q
engine: L)
M76
22
(With gaso-
line engine:
L/R, With
F9Q engine:
L)
Yes
RJIA0803E
ATC-86
TROUBLE DIAGNOSIS
COMPONENT INSPECTION
A/C Relay
Check continuity between terminal Nos. 3 and 5.
If NG, replace relay.
Refrigerant Pressure Sensor (Except YD Engine Models)
F9Q Engine Models
The refrigerant pressure sensor is attached to the condenser.
Conditions
Continuity
12V direct current supply between terminal Nos. 1
and 2
Yes
No current supply
No
RHA638H
RJIA2365E
SHA315FD
TROUBLE DIAGNOSIS
ATC-87
C
D
E
F
G
H
I
K
L
M
A
B
ATC
Dual-Pressure Switch (YD Engine Models)
YD22DDTi Engine
Compressor: ON
KPa (bar, kg/cm
2
, psi)
Compressor: OFF
KPa (bar, kg/cm
2
, psi)
Low-pressure side
186 (1.86, 1.9, 27)
177 (1.77, 1.8, 26)
High-pressure side
1,569 (15.7, 16, 228)
2,746 (27.5, 28, 398)
RJIA2345E
ATC-88
TROUBLE DIAGNOSIS
Insufficient Cooling
EJS002Y4
SYMPTOM: Insufficient cooling
INSPECTION FLOW
*1
ATC-49, "FUNCTION CONFIRMA-
TION PROCEDURE"
, see No.1.
*2
ATC-67, "Air Mix Door Motor Circuit"
*3
ATC-91, "Test Reading (YD Engine)"
*4
ATC-49, "FUNCTION CONFIRMA-
TION PROCEDURE"
, see No.14.
*5
*6
ATC-73, "Blower Motor Circuit"
*7
ATC-79, "Magnet Clutch Circuit"
*8
ATC-89, "PERFORMANCE TEST
DIAGNOSES"
*9
*10
ATC-49, "FUNCTION CONFIRMA-
TION PROCEDURE"
, see No.5 or
7.
*11 YD engine:
F9Q engine:
*12 YD engine:
F9Q engine: EC-F9Q-114
RJIA0804E
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