Juke F15 (2012 year). Service Repair Manual — part 252

BCS-93, "Removal and Installation"

(without Intelligent Key).

>> Repair harness or connector.

CHECK A/C INDICATOR CIRCUIT FOR SHORT

Turn ignition switch OFF.

Disconnect A/C control connector and BCM connector.

Check continuity between A/C control harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to

(with Intelligent Key) or

BCS-161,

PG-22, "Fuse, Connector and Terminal Arrangement"

(without Intelligent Key).

>> Repair harness or connector.

A/C control

—

Continuity

Connector

Terminal

M53

Ground

Not existed

BLOWER MOTOR

HAC-289

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

HAC

BLOWER MOTOR

Diagnosis Procedure

INFOID:0000000006660880

CHECK SYMPTOM

Check symptom (A or B).

Which symptom is detected?

>> GO TO 2.

>> GO TO 7.

CHECK FUSE

Turn ignition switch OFF.

Check 15A fuses (Nos. 14 and 16, located in fuse block (J/B)].
NOTE:
Refer to

Is the inspection result normal?

YES

>> GO TO 3.

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

CHECK BLOWER MOTOR POWER SUPPLY

Disconnect blower motor connector.

Turn ignition switch ON.

Check voltage between blower motor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

>> GO TO 4.

CHECK BLOWER RELAY

Turn ignition switch OFF.

Check blower relay. Refer to

HAC-291, "Component Inspection (Blower Relay)"

Is the inspection result normal?

YES

>> Repair harness or connector between blower motor and fuse.

>> Replace blower relay.

CHECK FAN SWITCH GROUND CIRCUIT FOR OPEN

Turn ignition switch OFF.

Disconnect A/C control connector.

Check continuity between A/C control harness connector and ground.

Is the inspection result normal?

Symptom

Blower motor does not operate at any dial position

Blower motor does not operate at any dial position other than 4, or oper-
ation speed is not normal.

−

Voltage

Blower motor

Connector

Terminal

M40

Ground

Battery voltage

A/C control

—

Continuity

Connector

Terminal

M53

Ground

Existed

HAC-290

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

BLOWER MOTOR

YES

>> GO TO 6.

>> Repair harness or connector.

CHECK FAN SWITCH 4 POSITION CIRCUIT FOR OPEN

Check continuity between A/C control harness connector and blower motor harness connector.

Is the inspection result normal?

YES

>> GO TO 10.

>> Repair the harness or connector.

CHECK BLOWER FAN RESISTOR POWER SUPPLY

Turn ignition switch OFF.

Disconnect blower fan resistor connector.

Turn ignition switch ON.

Check voltage between blower fan resistor harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 8.

>> Repair harness or connector between blower fan resistor and blower motor.

CHECK BLOWER FAN RESISTOR

Turn the ignition switch OFF.

Check blower fan resistor. Refer to

HAC-291, "Component Inspection (Blower Fan Resistor)"

Is the inspection result normal?

YES

>> GO TO 9.

>> Replace blower fan resistor. Refer to

HAC-307, "Removal and Installation"

CHECK FAN SWITCH 1, 2, 3 POSITION CIRCUIT FOR OPEN

Check continuity between A/C control harness connector and blower fan resistor.

Is the inspection result normal?

YES

>> GO TO 10.

>> Repair harness or connector.

10.

CHECK FAN SWITCH

Check fan switch. Refer to

HAC-292, "Component Inspection (Fan Switch)"

Is the inspection result normal?

YES

>> Replace blower motor. Refer to

HAC-304, "Removal and Installation"

>> Replace A/C control. Refer to

A/C control

Blower motor

Continuity

Connector

Terminal

Connector

Terminal

M53

M40

Existed

−

Voltage

Blower fan resistor

Connector

Terminal

M58

Ground

Battery voltage

A/C control

Blower fan resistor

Continuity

Connector

Terminal

Connector

Terminal

M53

M58

Existed

BLOWER MOTOR

HAC-291

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

HAC

Component Inspection (Blower Motor)

INFOID:0000000006660881

CHECK BLOWER MOTOR

Remove blower motor. Refer to

and Installation (RHD models)"

VTL-16, "Removal

Check that there is not any mixing foreign object in the blower motor.

Is the inspection result normal?

YES

>> GO TO 2.

>> Replace blower motor. Refer to

CHECK BLOWER MOTOR

Check that there is not breakage or damage in the blower motor.
Is the inspection result normal?

YES

>> GO TO 3.

>> Replace blower motor. Refer to

CHECK BLOWER MOTOR

Check that blower motor turns smoothly.
Is the inspection result normal?

YES

>> INSPECTION END

>> Replace blower motor. Refer to

PG-22, "Fuse, Connector and Terminal Arrangement"

Component Inspection (Blower Relay)

INFOID:0000000006660882

CHECK BLOWER RELAY

Remove blower relay. Refer to

Check continuity between blower relay terminal 3 and 5 when
the voltage is supplied between terminal 1 and 2.

Is the inspection result normal?

YES

>> INSPECTION END

>> Replace blower relay.

Component Inspection (Blower Fan Resistor)

INFOID:0000000006660883

CHECK BLOWER FAN RESISTOR

Disconnect blower fan resistor connector.

Check resistance between blower fan resistor terminals. Refer to applicable table for the normal value.

Is the inspection result normal?

YES

>> INSPECTION END

>> Replace blower fan resistor. Refer to

HAC-307, "Removal and Installation"

Terminal

Voltage

Continuity

Existed

OFF

Not existed

JSIIA1551ZZ

Terminal

Resistance:

Ω

(Approx.)

0.43

1.03

HAC-292

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

BLOWER MOTOR

Component Inspection (Fan Switch)

INFOID:0000000006660884

CHECK FAN SWITCH

Check continuity between A/C control terminals.

Is the inspection result normal?

YES

>> INSPECTION END

>> Replace A/C control. Refer to

HAC-304, "Removal and Installation"

Terminal

Condition

Continuity

Fan control dial po-

sition

1st

Existed

2nd

3rd

4th

MAGNET CLUTCH

HAC-293

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

HAC

MAGNET CLUTCH

Component Function Check

INFOID:0000000006660885

CHECK MAGNET CLUTCH OPERATION

Perform auto active test of IPDM E/R. Refer to

PCS-12, "Diagnosis Description"

(with Intelligent Key) or

PCS-

43, "Diagnosis Description"

(without Intelligent Key).

Does it operate normally?

YES

>> INSPECTION END

>> Refer to

HAC-293, "Diagnosis Procedure"

Diagnosis Procedure

INFOID:0000000006660886

CHECK FUSE

Turn ignition switch OFF.

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.

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

CHECK MAGNET CLUTCH

Disconnect compressor connector.

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

of Compressor Clutch"

NO-2

>> MR16DDT: Replace magnet clutch. Refer to

HA-88, "MAGNET CLUTCH : Removal and Installa-

tion of Compressor Clutch"

CHECK MAGNET CLUTCH POWER SUPPLY CIRCUIT FOR OPEN

Disconnect IPDM E/R connector.

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

PCS-63,

HAC-294, "Diagnosis Procedure"

(without Intelligent Key).

>> Repair harness or connector.

IPDM E/R

Compressor

Continuity

Connector

Terminal

Connector

Terminal

E15

F17

(HR16DE and

MR16DDT)

Existed

F61

(K9K)

HAC-294

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

PTC HEATER

PTC HEATER

Component Function Check

INFOID:0000000006660989

CHECK PTC HEATER OPERATION

Start the engine.

Operate fan control dial.

Operate temperature control dial to full hot position.

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

>> Refer to

Diagnosis Procedure

INFOID:0000000006660990

CHECK FUSE AND FUSIBLE LINK

Turn ignition switch OFF.

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.

>> Replace the blown fuse or fusible link after repairing the affected circuit if a fuse or fusible link is

blown.

CHECK PTC RELAY POWER SUPPLY

Disconnect PTC relay connector.

Turn ignition switch ON.

Check voltage between PTC relay harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

>> Repair harness or connector between PTC relay and fuse or fusible link.

CHECK PTC RELAY CONTROL SIGNAL CIRCUIT FOR OPEN

Disconnect PTC heater control unit connector.

Check continuity between PTC relay harness connector and PTC heater control unit harness connector.

Relay

−

Voltage

PTC relay

Connector

Terminal

E83

Ground

Battery voltage

E84

E85

PTC HEATER

HAC-295

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

HAC

Is the inspection result normal?

YES

>> GO TO 4.

>> Repair harness or connector.

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.

>> Repair harness or connector.

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.

>> Repair harness or connector.

CHECK PTC RELAY

Check PTC relay. Refer to

HAC-295, "Component Inspection (PTC Relay)"

Is the inspection result normal?

YES

>> GO TO 7.

>> Replace malfunctioning PTC relay.

CHECK PTC HEATER

Check PTC heater. Refer to

HAC-296, "Component Inspection (PTC Heater)"

Is the inspection result normal?

YES

>> Replace PTC heater control unit.

>> Replace PTC heater.

Component Inspection (PTC Relay)

INFOID:0000000006660991

CHECK PTC RELAY

Remove PTC relay.

PTC relay

PTC heater control unit

Continuity

Relay

Connector

Terminal

Connector

Terminal

E83

M25

Existed

E84

E85

PTC relay

PTC heater

Continuity

Relay

Connector

Terminal

Connector

Terminal

E83

E116

Existed

E84

E85

PTC heater

—

Continuity

Connector

Terminal

E117

Ground

Existed

HAC-296

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

PTC HEATER

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

>> Replace malfunctioning PTC relay.

Component Inspection (PTC Heater)

INFOID:0000000006660992

CHECK PTC HEATER

Check resistance between PTC heater terminals.

Is the inspection result normal?

YES

>> INSPECTION END

>> Replace PTC heater.

Terminal

Voltage

Continuity

Existed

OFF

Not existed

JSIIA1551ZZ

Terminal

Resistance (

Ω

)

Except 0 or

∞

2 and 4

MANUAL AIR CONDITIONER SYSTEM

HAC-297

< SYMPTOM DIAGNOSIS >

[TYPE 4]

HAC

SYMPTOM DIAGNOSIS

MANUAL AIR CONDITIONER SYSTEM

Symptom Table

INFOID:0000000006553417

NOTE:
Perform self-diagnosis with CONSULT-III before performing the symptom diagnosis. If any malfunction result
or DTC is detected, perform the corresponding diagnosis.

Symptom

Corresponding malfunction part

Check item/Reference

• Blower motor does not operate at any dial position.
• Blower motor does not operate at any dial position other

than 4, or operation speed is not normal.

• Blower motor
• Blower motor power supply circuit
• The circuit between blower motor

and fan switch

• The circuit between blower motor

and blower fan resistor

• The circuit between blower fan re-

sistor and fan switch (A/C control)

• Blower fan resistor
• Fan switch (A/C control)

HAC-289, "Diagnosis Proce-
dure"

• A/C indicator dose not turn ON.

(Compressor operates)

• A/C indicator dose not turn OFF.

(Compressor stops)

• A/C indicator (A/C control) power

supply circuit

• The circuit between A/C indicator

(A/C control) and BCM

• A/C indicator (A/C control)
• BCM

HAC-287, "Diagnosis Proce-
dure"

Compressor does not operate.
(Blower motor operates)

• Magnet clutch
• The circuit between magnet clutch

and IPDM E/R

• IPDM E/R (A/C relay)
• The circuit between ECM and re-

frigerant pressure sensor

• Refrigerant pressure sensor
• A/C ON signal circuit
• Blower fan ON signal circuit
• CAN communication line
• A/C control
• Thermo control amp.
• BCM

HAC-302, "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

HAC-299, "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
• Power supply system of PTC heat-

• The circuit between PTC heater

control unit and blower motor

• PTC heater

• PTC heater control unit

HAC-300, "Diagnosis Proce-
dure"

HAC-298

< SYMPTOM DIAGNOSIS >

[TYPE 4]

MANUAL AIR CONDITIONER SYSTEM

*: With K9K engine models

Noise is heard when the A/C
system operates.

During compressor op-
eration

Cooler cycle

• HR16DE:

• MR16DDT:

During blower motor op-
eration

• Mixing any foreign object in blower

motor

• Blower motor fan breakage
• Blower motor rotation inferiority

HAC-291, "Component Inspec-
tion (Blower Motor)"

Discharge air temperature dose not change.

• A/C control
• Air mix door cable
• Air mix door

Check the air mix door installa-
tion and door operation

Air outlet dose not change.

• A/C control
• Mode door cable
• Mode door

Check the mode door installa-
tion and door operation

Air inlet dose not change.

• A/C control
• Intake door cable
• Intake door

Check the intake door installa-
tion and door operation

Symptom

Corresponding malfunction part

Check item/Reference

INSUFFICIENT COOLING

HAC-299

< SYMPTOM DIAGNOSIS >

[TYPE 4]

HAC

INSUFFICIENT COOLING

Description

INFOID:0000000006553418

Symptom

• Insufficient cooling
• No cool air comes out. (Air flow volume is normal.)

Diagnosis Procedure

INFOID:0000000006553419

NOTE:
Perform self-diagnosis with CONSULT-III before performing symptom diagnosis. If any malfunction result or
DTC is detected, perform the corresponding diagnosis.

CHECK MAGNET CLUTCH OPERATION

Turn ignition switch ON.

Turn fan control dial ON.

Press A/C switch.

Check that A/C indicator turns ON. Check visually and by sound that compressor operates.

Press A/C switch again.

Check that A/C indicator turns OFF. Check that compressor stops.

Is the inspection result normal?

YES

>> GO TO 2.

>> Perform the diagnosis of “COMPRESSOR DOSE NOT OPERATE” in “SYMPTOM DIAGNOSIS”.

Refer to

HAC-302, "Diagnosis Procedure"

CHECK DRIVE BELT

Check tension of drive belt. Refer to the following.
• HR16DE: Refer to

EM-154, "Checking"

• MR16DDT: Refer to

EM-20, "Checking"

• K9K: Refer to

EM-276, "Checking Drive Belts"

Is the inspection result normal?

YES

>> GO TO 3.

>> Adjust or replace drive belt depending on the inspection results.

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

HA-28, "Symptom Table"

• MR16DDT: Refer to

HA-83, "Symptom Table"

Is the inspection result normal?

YES

>> GO TO 4.

>> Repair or replace parts depending on the inspection results.

CHECK AIR LEAKAGE FROM EACH DUCT

Check duct and nozzle, etc. of the air conditioning system for leakage.

Is the inspection result normal?

YES

>> Check air mix door cable installation and air mix door operation.

>> Repair or replace parts depending on the inspection results.

HAC-300

< SYMPTOM DIAGNOSIS >

[TYPE 4]

INSUFFICIENT HEATING

INSUFFICIENT HEATING

Description

INFOID:0000000006553420

Symptom

• Insufficient heating
• No warm air comes out. (Air flow volume is normal.)

Diagnosis Procedure

INFOID:0000000006553421

NOTE:
Perform self-diagnosis with CONSULT-III before performing symptom diagnosis. If any malfunction result or
DTC is detected, perform the corresponding diagnosis.

CHECK COOLING SYSTEM

Check engine coolant level and check for leakage. Refer to the following.

HR16DE: Refer to

CO-37, "Inspection"

MR16DDT: Refer to

CO-11, "Inspection"

K9K: Refer to

CO-62, "Inspection"

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

CO-65, "Inspection"

Check water flow sounds of the engine coolant. Refer to the following.

HR16DE: Refer to

CO-38, "Refilling"

MR16DDT: Refer to

CO-12, "Refilling"

K9K: Refer to

CO-63, "Refilling"

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.

CHECK PTC HEATER OPERATION

Check PTC heater operation. Refer to

HAC-294, "Component Function Check"

Is the inspection result normal?

YES

>> GO TO 3.

>> Repair or replace parts depending on the inspection results.

CHECK HEATER HOSE

Check installation of heater hose by visually or touching.

Is the inspection result normal?

YES

>> GO TO 4.

>> Repair or replace parts depending on the inspection results.

CHECK HEATER CORE

Check temperature of inlet hose and outlet hose of heater core.

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.

CHECK AIR LEAKAGE FROM EACH DUCT

Check duct and nozzle, etc. of air conditioning system for air leakage.

INSUFFICIENT HEATING

HAC-301

< SYMPTOM DIAGNOSIS >

[TYPE 4]

HAC

Is the inspection result normal?

YES

>> Check air mix door cable installation and air mix door operation.

>> Repair or replace parts depending on the inspection results.

HAC-302

< SYMPTOM DIAGNOSIS >

[TYPE 4]

COMPRESSOR DOSE DOT OPERATE

COMPRESSOR DOSE DOT OPERATE

Description

INFOID:0000000006553422

SYMPTOM

Compressor dose not operate.

Diagnosis Procedure

INFOID:0000000006553423

NOTE:
• Perform self-diagnosis with CONSULT-III before performing symptom diagnosis. If any malfunction result or

DTC is detected, perform the corresponding diagnosis.

• Check that refrigerant is enclosed in cooler cycle normally. If the refrigerant amount is shortage from proper

amount, perform the inspection of refrigerant leakage

CHECK A/C INDICATOR

Turn ignition switch ON.

Operate blower motor.

Check that A/C indicator is turned ON/OFF when operating A/C switch.

Is the inspection result normal?

YES

>> GO TO 2.

>> GO TO 5.

CHECK MAGNET CLUTCH OPERATION

Check magnet clutch. Refer to

HAC-293, "Component Function Check"

Does it operate normally?

YES

>> GO TO 3.

>> Repair or replace malfunctioning parts.

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

EC-960, "DTC Logic"

Is the inspection result normal?

YES

>> GO TO 4.

>> Repair or replace malfunctioning parts.

CHECK BCM OUTPUT SIGNAL

With CONSULT-III

Select “DATA MONITOR” mode of “ECM” using CONSULT-III.

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

PCS-63,

BCS-93, "Removal and Installation"

(without Intelligent Key).

>> Replace BCM. Refer to

(with Intelligent Key) or

BCS-161,