Juke F15 (2012 year). Service Repair Manual — part 245
MAGNET CLUTCH
HAC-175
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
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MAGNET CLUTCH
Component Function Check
INFOID:0000000006546713
1.
CHECK MAGNET CLUTCH OPERATION
Perform auto active test of IPDM E/R. Refer to
PCS-12, "Diagnosis Description"
(without Intelligent Key).
Does it operate normally?
YES
>> INSPECTION END
NO
>> Refer to
HAC-175, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000006546714
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check 10A fuse (No. 49, located in IPDM E/R).
NOTE:
Refer to
PG-25, "Fuse, Connector and Terminal Arrangement"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.
CHECK MAGNET CLUTCH
1.
Disconnect compressor connector.
2.
Directly apply battery voltage to the magnet clutch. Check for operation visually and by sound.
Does it operate normally?
YES
>> GO TO 3.
NO-1
>> HR16DE: Replace magnet clutch. Refer to
HA-32, "MAGNET CLUTCH : Removal and Installation
NO-2
>> MR16DDT: Replace magnet clutch. Refer to
HA-88, "MAGNET CLUTCH : Removal and Installa-
.
NO-3
>> K9K: Replace magnet clutch.
3.
CHECK MAGNET CLUTCH POWER SUPPLY CIRCUIT FOR OPEN
1.
Disconnect IPDM E/R connector.
2.
Check continuity between IPDM E/R harness connector and compressor harness connector.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-34, "Removal and Installation"
(with Intelligent Key) or
(without Intelligent Key).
NO
>> Repair harness or connector.
IPDM E/R
Compressor
Continuity
Connector
Terminal
Connector
Terminal
E14
64
F17 (with gasoline
engine models)
1
Existed
F61 (with diesel en-
gine models)
HAC-176
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
PTC HEATER
PTC HEATER
Component Function Check
INFOID:0000000006659836
1.
CHECK PTC HEATER OPERATION
1.
Start the engine.
2.
Operate fan control dial.
3.
Operate temperature control dial to full hot position.
4.
Check for warm air at discharge air outlet.
NOTE:
• Engine must be cold.
• Battery must be charged.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Refer to
HAC-176, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000006659837
1.
CHECK FUSE AND FUSIBLE LINK
1.
Turn ignition switch OFF.
2.
Check 30A fuses (Nos. 32 and 36) and 40A fusible link (letter F).
NOTE:
Refer to
PG-23, "Fuse and Fusible Link Arrangement"
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is
blown.
2.
CHECK PTC RELAY POWER SUPPLY
1.
Disconnect PTC relay connector.
2.
Turn ignition switch ON.
3.
Check voltage between PTC relay harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector between PTC relay and fuse or fusible link.
3.
CHECK PTC RELAY CONTROL SIGNAL CIRCUIT FOR OPEN
1.
Disconnect A/C auto amp. connector.
2.
Check continuity between PTC relay harness connector and A/C auto amp. harness connector.
Relay
+
−
Voltage
PTC relay
Connector
Terminal
1
E83
2
Ground
Battery voltage
3
2
E84
2
3
3
E85
2
3
PTC HEATER
HAC-177
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
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Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair harness or connector.
4.
CHECK PTC HEATER POWER SUPPLY CIRCUIT FOR OPEN
Check continuity between PTC relay harness connector and PTC heater harness connector.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair harness or connector.
5.
CHECK PTC HEATER GROUND CIRCUIT FOR OPEN
Check continuity between PTC heater harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
6.
CHECK PTC RELAY
Check PTC relay. Refer to
HAC-177, "Component Inspection (PTC Relay)"
.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Replace malfunctioning PTC relay.
7.
CHECK PTC HEATER
Check PTC heater. Refer to
HAC-178, "Component Inspection (PTC Heater)"
.
Is the inspection result normal?
YES
>> Replace A/C auto amp. Refer to
HAC-188, "Removal and Installation"
.
NO
>> Replace PTC heater.
Component Inspection (PTC Relay)
INFOID:0000000006659838
1.
CHECK PTC RELAY
1.
Remove PTC relay.
PTC relay
A/C auto amp.
Continuity
Relay
Connector
Terminal
Connector
Terminal
1
E83
1
M59
19
Existed
2
E84
39
3
E85
20
PTC relay
PTC heater
Continuity
Relay
Connector
Terminal
Connector
Terminal
1
E83
5
E116
1
Existed
2
E84
3
3
E85
5
PTC heater
—
Continuity
Connector
Terminal
E117
2
Ground
Existed
4
HAC-178
< DTC/CIRCUIT DIAGNOSIS >
[TYPE 2]
PTC HEATER
2.
Check continuity between PTC relay terminals 3 and 5 when the
voltage is supplied between terminals 1 and 2.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace malfunctioning PTC relay.
Component Inspection (PTC Heater)
INFOID:0000000006659839
1.
CHECK PTC HEATER
Check resistance between PTC heater terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace PTC heater.
Terminal
Voltage
Continuity
3
5
ON
Existed
OFF
Not existed
JSIIA1551ZZ
Terminal
Resistance (
Ω
)
1
2
Except 0 or
∞
3
2 and 4
5
4
AUTOMATIC AIR CONDITIONER SYSTEM
HAC-179
< SYMPTOM DIAGNOSIS >
[TYPE 2]
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SYMPTOM DIAGNOSIS
AUTOMATIC AIR CONDITIONER SYSTEM
Symptom Table
INFOID:0000000006546715
NOTE:
Perform self-diagnoses with CONSULT-III before performing the symptom diagnosis. If any DTC is detected,
perform the corresponding diagnosis.
Symptom
Corresponding malfunction part
Check item/Reference
• Air conditioning system does
not activate.
• Air conditioning system can-
not be controlled.
• Operation status of air condi-
tioning system is not indicat-
ed on display.
Fail-safe activates
Multi display unit
Fail-safe does not acti-
vates
• A/C auto amp. ignition power supply
and ground circuit
• A/C auto amp.
HAC-162, "A/C AUTO AMP. : Di-
agnosis Procedure"
Discharge air temperature does not change.
Air mix door motor system installation
condition
Check air mix door motor sys-
tem is properly installed. Refer
to
.
Air outlet does not change.
Mode door motor system installation
condition
Check mode door motor system
is properly installed. Refer to
.
Air inlet does not change.
Intake door motor system installation
condition
Check intake door motor system
is properly installed. Refer to
.
Blower motor does not operate.
• Blower motor power supply circuit.
• A/C auto amp. ignition power supply
feedback signal circuit
• Fan control amp. power supply
(source) circuit
• Fan control amp. ground (drain) cir-
cuit
• Fan control amp. control signal
(gate) circuit
• Blower motor
• Fan control amp.
• A/C auto amp.
HAC-170, "Diagnosis Proce-
dure"
Blower motor operates at the
maximum fan speed and fan
speed cannot be selected.
Blower motor can be
switched to OFF.
• A/C auto amp. ignition power supply
feedback signal circuit
• Blower motor feedback signal circuit
• A/C auto amp.
Blower motor cannot be
switched to OFF.
• Blower motor feedback signal circuit
• A/C auto amp. ignition power supply
circuit
• Fan control amp. power supply
(source) circuit
• Fan control amp. control signal
(gate) circuit
• Fan control amp.
• A/C auto amp.
HAC-180
< SYMPTOM DIAGNOSIS >
[TYPE 2]
AUTOMATIC AIR CONDITIONER SYSTEM
*: With K9K engine models
Compressor does not operate.
• Magnet clutch
• The circuit between magnet clutch
and IPDM E/R
• IPDM E/R (A/C relay)
• The circuit between ECM and refrig-
erant pressure sensor
• Refrigerant pressure sensor
• CAN communication line
• A/C ON signal circuit
• Blower fan ON signal circuit
• A/C auto amp.
HAC-175, "Diagnosis Proce-
dure"
• Insufficient cooling
• No cool air comes out. (Air flow volume is normal.)
• Magnet clutch control system
• Drive belt slipping
• Cooler cycle
• Air leakage from each duct
• A/C auto amp. connection recogni-
tion signal circuit
• Temperature setting trimmer
HAC-181, "Diagnosis Proce-
dure"
• Insufficient heating
• No warm air comes out. (Air flow volume is normal.)
• Engine cooling system
• Heater hose
• Heater core
• Air leakage from each duct
• Temperature setting trimmer
• Power supply system of PTC heater
*
• The circuit between A/C auto amp.
and blower motor
*
• PTC heater
*
• A/C auto amp.
*
HAC-183, "Diagnosis Proce-
dure"
Noise is heard when the A/C
system operates.
During compressor op-
eration
Cooler cycle
• MR16DDT:
During blower motor op-
eration
• Mixing any foreign object in blower
motor
• Blower motor fan breakage
• Blower motor rotation inferiority
HAC-173, "Component Inspec-
tion (Blower Motor)"
• Memory function dose not operate normally.
• The setting is not maintained. (It returns to initial condi-
tion)
• A/C auto amp. battery power supply
circuit
• A/C auto amp.
HAC-162, "A/C AUTO AMP. : Di-
agnosis Procedure"
Symptom
Corresponding malfunction part
Check item/Reference
INSUFFICIENT COOLING
HAC-181
< SYMPTOM DIAGNOSIS >
[TYPE 2]
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INSUFFICIENT COOLING
Description
INFOID:0000000006546716
Symptom
• Insufficient cooling
• No cool air comes out. (Air flow volume is normal.)
Diagnosis Procedure
INFOID:0000000006546717
NOTE:
Perform self-diagnoses with CONSULT-III before performing symptom diagnosis. If any DTC is detected, per-
form the corresponding diagnosis.
1.
CHECK MAGNET CLUTCH OPERATION
1.
Turn ignition switch ON.
2.
Operate fan control dial.
3.
Press A/C switch.
4.
Check that A/C indicator turns ON. Check visually and by sound that compressor operates.
5.
Press A/C switch again.
6.
Check that A/C indicator turns OFF. Check that compressor stops.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Perform diagnosis of “COMPRESSOR DOSE NOT OPERATE” in “SYMPTOM DIAGNOSIS”.
HAC-185, "Diagnosis Procedure"
2.
CHECK DRIVE BELT
Check tension of drive belt. Refer to the following.
• HR16DE: Refer to
.
• MR16DDT: Refer to
• K9K: Refer to
EM-276, "Checking Drive Belts"
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Adjust or replace drive belt depending on the inspection results.
3.
CHECK REFRIGERANT CYCLE PRESSURE
Connect recovery/recycling recharging equipment to the vehicle and perform pressure inspection with gauge.
Refer to the following.
• HR16DE: Refer to
.
• MR16DDT: Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace parts depending on the inspection results.
4.
CHECK AIR LEAKAGE FROM EACH DUCT
Check duct and nozzle, etc. of the air conditioning system for leakage.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace parts depending on the inspection results.
5.
CHECK AMBIENT TEMPERATURE DISPLAY
Check that there is not much difference between actual ambient temperature and indicated temperature on
information display in combination meter.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Perform diagnosis for the A/C auto amp. connection recognition signal circuit. Refer to
HAC-182
< SYMPTOM DIAGNOSIS >
[TYPE 2]
INSUFFICIENT COOLING
6.
CHECK SETTING OF TEMPERATURE SETTING TRIMMER
1.
Check setting value of temperature setting trimmer. Refer to
HAC-139, "Temperature Setting Trimmer"
2.
Check that temperature setting trimmer is set to “+ direction”.
NOTE:
The control temperature can be set with the setting of the temperature setting trimmer.
3.
Set difference between the set temperature and control temperature to “0”.
Is inspection result normal?
YES
>> INSPECTION END
NO
>> Replace A/C auto amp. Refer to
HAC-188, "Removal and Installation"
.
INSUFFICIENT HEATING
HAC-183
< SYMPTOM DIAGNOSIS >
[TYPE 2]
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INSUFFICIENT HEATING
Description
INFOID:0000000006546718
Symptom
• Insufficient heating
• No warm air comes out. (Air flow volume is normal.)
Diagnosis Procedure
INFOID:0000000006546719
NOTE:
Perform self-diagnoses with CONSULT-III before performing symptom diagnosis. If any DTC is detected, per-
form the corresponding diagnosis.
1.
CHECK COOLING SYSTEM
1.
Check engine coolant level and check for leakage. Refer to the following.
-
HR16DE: Refer to
.
-
MR16DDT: Refer to
-
K9K: Refer to
.
2.
Check radiator cap (HR16DE and MR16DDT) or reservoir tank cap (K9K). Refer to the following.
-
HR16DE: Refer to
CO-40, "RADIATOR CAP : Inspection"
-
MR16DDT: Refer to
CO-15, "RADIATOR CAP : Inspection"
.
-
K9K: Refer to
.
3.
Check water flow sounds of the engine coolant. Refer to the following.
-
HR16DE: Refer to
-
MR16DDT: Refer to
.
-
K9K: Refer to
.
Is the inspection result normal?
YES-1 >> HR16DE and MR16DDT: GO TO 3.
YES-2 >> K9K: GO TO 2.
NO
>> Refill engine coolant and repair or replace the parts depending on the inspection results.
2.
CHECK PTC HEATER OPERATION
Check PTC heater operation. Refer to
HAC-294, "Component Function Check"
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace parts depending on the inspection results.
3.
CHECK HEATER HOSE
Check installation of heater hose by visually or touching.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace parts depending on the inspection results.
4.
CHECK HEATER CORE
1.
Check temperature of inlet hose and outlet hose of heater core.
2.
Check that inlet side of heater core is hot and the outlet side is slightly lower than/almost equal to the inlet
side.
CAUTION:
Always perform the temperature inspection in a short period of time because the engine coolant
temperature is very hot.
Is the inspection result normal?
YES
>> GO TO 5.
NO-1
>> HR16DE: Replace heater core. Refer to
HA-56, "HEATER CORE : Removal and Installation"
NO-2
>> MR16DDT: Replace heater core. Refer to
HA-116, "HEATER CORE : Removal and Installation"
NO-3
>> K9K: Replace heater core.
5.
CHECK AIR LEAKAGE FROM EACH DUCT
Check duct and nozzle, etc. of the air conditioning system for air leakage.
HAC-184
< SYMPTOM DIAGNOSIS >
[TYPE 2]
INSUFFICIENT HEATING
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace parts depending on the inspection results.
6.
CHECK SETTING OF TEMPERATURE SETTING TRIMMER
1.
Check setting value of temperature setting trimmer. Refer to
HAC-139, "Temperature Setting Trimmer"
2.
Check that temperature setting trimmer is set to “
−
direction”.
NOTE:
The control temperature can be set by the temperature setting trimmer.
3.
Set difference between the set temperature and control temperature to “0”.
Are the symptoms solved?
YES
>> INSPECTION END
NO
>> Replace A/C auto amp. Refer to
HAC-188, "Removal and Installation"
.
COMPRESSOR DOSE DOT OPERATE
HAC-185
< SYMPTOM DIAGNOSIS >
[TYPE 2]
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COMPRESSOR DOSE DOT OPERATE
Description
INFOID:0000000006546720
SYMPTOM
Compressor dose not operate.
Diagnosis Procedure
INFOID:0000000006546721
NOTE:
• Perform self-diagnoses with CONSULT-III before performing symptom diagnosis. If any DTC is detected,
perform the corresponding diagnosis.
• Check that refrigerant is enclosed in cooler cycle normally. If refrigerant amount is shortage from proper
amount, perform the inspection of refrigerant leakage.
1.
CHECK MAGNET CLUTCH OPERATION
Check magnet clutch. Refer to
HAC-175, "Component Function Check"
Does it operate normally?
YES
>> GO TO 2.
NO
>> Repair or replace malfunctioning parts.
2.
CHECK REFRIGERANT PRESSURE SENSOR
Check refrigerant pressure sensor. Refer to the following.
• HR16DE: Refer to
EC-790, "Component Function Check"
.
• MR16DDT: Refer to
EC-423, "Component Function Check"
• K9K: Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace malfunctioning parts.
3.
CHECK A/C ON SIGNAL
Check A/C ON signal. Refer to
HAC-166, "Component Function Check"
.
Is inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace malfunctioning parts.
4.
CHECK BLOWER FAN ON SIGNAL
Check blower fan ON signal. Refer to
HAC-168, "Component Function Check"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace malfunctioning parts
5.
CHECK BCM OUTPUT SIGNAL
With CONSULT-III
1.
Select “DATA MONITOR” mode of “ECM” using CONSULT-III.
2.
Select “AIR COND SIG” and “HEATER FAN SW”, and check status under the following conditions.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-34, "Removal and Installation"
(with Intelligent Key) or
(without Intelligent Key).
Monitor item
Condition
Status
AIR COND SIG
A/C switch
OFF (A/C indicator: OFF)
Off
ON (A/C indicator: ON)
On
HEATER FAN SW
Blower motor
OFF
Off
ON
On
HAC-186
< SYMPTOM DIAGNOSIS >
[TYPE 2]
COMPRESSOR DOSE DOT OPERATE
NO
>> Replace BCM. Refer to
BCS-93, "Removal and Installation"
(without Intelligent Key).
CONTROLLER
HAC-187
< REMOVAL AND INSTALLATION >
[TYPE 2]
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REMOVAL AND INSTALLATION
CONTROLLER
Removal and Installation
INFOID:0000000006695890
REMOVAL
Remove multi display unit. Refer to
IP-13, "Removal and Installation"
.
INSTALLATION
Install in the reverse order of removal.
HAC-188
< REMOVAL AND INSTALLATION >
[TYPE 2]
A/C AUTO AMP.
A/C AUTO AMP.
Removal and Installation
INFOID:0000000006695891
REMOVAL
1.
Remove audio unit. Refer to
AV-38, "Removal and Installation"
2.
Remove inside key antenna (instrument center). Refer to
DLK-188, "INSTRUMENT CENTER : Removal
3.
Remove fixing screws (A), and then remove A/C auto amp.
INSTALLATION
Install in the reverse order of removal.
JMIIA1016ZZ
AMBIENT SENSOR
HAC-189
< REMOVAL AND INSTALLATION >
[TYPE 2]
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HAC
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AMBIENT SENSOR
Removal and Installation
INFOID:0000000006695892
REMOVAL
1.
Remove bumper fascia assembly. Refer to
EXT-13, "Removal and Installation"
2.
Disengage fixing pawl, and then remove ambient sensor (1)
from air guide RH.
3.
Disconnect ambient sensor connector (2), and then remove
ambient sensor.
INSTALLATION
Install in the reverse order of removal.
: Pawl
JMIIA0895ZZ
HAC-190
< REMOVAL AND INSTALLATION >
[TYPE 2]
IN-VEHICLE SENSOR
IN-VEHICLE SENSOR
Removal and Installation
INFOID:0000000006695893
REMOVAL
1.
Remove instrument lower panel (LH/RH). Refer to
IP-13, "Removal and Installation"
2.
Remove fixing screw, and then remove in-vehicle sensor from instrument lower panel (LH/RH).
INSTALLATION
Install in the reverse order of removal.
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