Infiniti Q45 (FY33). Manual — part 471
![](/vehicles/zatt/fitanyou/tushi/kiboldeng.png)
9
STEP 5 - TEMPERATURE OF EACH SENSOR IS CHECKED
Turn temperature dial clockwise.
Code No.
appears on the display.
RHA492A
E
GO TO 10.
10
CHECK AMBIENT SENSOR
Press
(DEF) switch one time, temperature detected by ambient sensor is indicated on the display.
ECON shown in display indicates negative temperature reading.
NOTE:
If temperature shown on display greatly differs from actual temperature, check sensor circuit first, then inspect sensor.
RHA861H
OK or NG
OK
E
GO TO 11.
NG
E
Go to Ambient Sensor Circuit HA-90.
GI
MA
EM
LC
EC
FE
AT
PD
FA
RA
BR
ST
RS
BT
EL
IDX
TROUBLE DIAGNOSES
Self-diagnosis (Cont’d)
HA-49
![](/vehicles/zatt/fitanyou/tushi/chetr.png)
11
CHECK IN-VEHICLE SENSOR
Press
(DEF) switch the second time, temperature detected by in-vehicle sensor is indicated on the display screen.
ECON shown in display indicates negative temperature reading.
NOTE:
If temperature shown on display greatly differs from actual temperature, check sensor circuit first, then inspect sensor.
RHA862H
OK or NG
OK
E
GO TO 12.
NG
E
Go to In-vehicle Sensor Circuit HA-93.
12
CHECK INTAKE SENSOR
Press
(DEF) switch the third time, temperature detected by intake sensor is indicated on the display.
NOTE:
If temperature shown on display greatly differs from actual temperature, check sensor circuit first, then inspect sensor.
RHA862HA
OK or NG
OK
E
GO TO 13.
NG
E
Go to Intake Sensor Circuit HA-96.
TROUBLE DIAGNOSES
Self-diagnosis (Cont’d)
HA-50
![](/vehicles/zatt/fitanyou/tushi/ndofe.png)
13
DETECTS MULTIPLEX COMMUNICATION ERROR
Press REC switch.
Does code No.
appears on the display
MTBL0509
Yes or No
Yes
E
INSPECTION END
No
E
1. Go to “Multiplex communication Circuit”, HA-89.
2. Go to “OPERATIONAL CHECK”, HA-33.
Confirm that A/C system is in good order.
GI
MA
EM
LC
EC
FE
AT
PD
FA
RA
BR
ST
RS
BT
EL
IDX
TROUBLE DIAGNOSES
Self-diagnosis (Cont’d)
HA-51
![](/vehicles/zatt/fitanyou/tushi/imalaki.png)
14
CHECK MALFUNCTIONING SENSOR
Refer to the following chart for malfunctioning code No.
(If two or more sensors malfunction, corresponding code Nos. blink respectively two times.)
MTBL0534
*1: Conduct self-diagnosis STEP 2 under sunshine.
When conducting indoors, aim a light (more than 60W) at sunload sensor, otherwise Code No.
will indicate despite that sun-
load sensor is functioning properly.
*2: HA-92.
*3: HA-95.
*4: HA-97.
*5: HA-99.
*6: HA-102.
*7: HA-104.
RHA455G
RHA501A
E
INSPECTION END
TROUBLE DIAGNOSES
Self-diagnosis (Cont’d)
HA-52
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст