Nissan Juke Service and Repair Manual : Insufficient heating
Description
Symptom
• Insufficient heating
• No warm air comes out. (Air flow volume is normal.)
Diagnosis Procedure
NOTE
:
Perform self-diagnoses with CONSULT-III before performing symptom diagnosis. If
any DTC is detected, perform
the corresponding diagnosis.
1.CHECK COOLING SYSTEM
1. Check engine coolant level and check for leakage. Refer to CO-11, "Inspection".
2. Check radiator cap. Refer to CO-15, "RADIATOR CAP : Inspection".
3. Check water flow sounds of the engine coolant. Refer to CO-12, "Refilling".
Is the inspection result normal? YES >> GO TO 2.
NO >> Refill engine coolant and repair or replace the parts depending on the inspection results.
2.CHECK HEATER HOSE
Check installation of heater hose by visually or touching.
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace parts depending on the inspection results.
3.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 4.
NO >> Replace heater core. Refer to HA-116, "HEATER CORE : Removal and Installation".
4.CHECK AIR LEAKAGE FROM EACH DUCT
Check duct and nozzle, etc. of the air conditioning system for air leakage.
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace parts depending on the inspection results.
5.CHECK SETTING OF TEMPERATURE SETTING TRIMMER
1. Check setting value of temperature setting trimmer. Refer to HAC-48, "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-91, "Removal and Installation".
Insufficient cooling
Description
Symptom
• Insufficient cooling
• No cool air comes out. (Air flow volume is normal.)
Diagnosis Procedure
NOTE:
Perform self-diagnoses with CONSULT-III before performing symptom diagn ...
Compressor dose dot operate
Description
SYMPTOM
Compressor dose not operate.
Diagnosis Procedure
NOTE:
• Perform self-diagnoses with CONSULT-III before performing symptom diagnosis.
If any DTC is detected,
perform the co ...
Other materials:
EPS branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the terminals and connectors of the EPS control unit for damage, bend
and loose connection (unit
side and connector side).
Is the inspection result no ...
Information display (speed limiter)
Component Function Check
1.CHECK INFORMATION DISPLAY (SPEED LIMITER) FUNCTION
1. Start engine.
2. Press speed limiter MAIN switch.
3. Drive the vehicle at more than 30 km/h (20 MPH).
CAUTION:
Always drive vehicle at a safe speed.
4. Press SET/COAST switch.
5. Perform a test drive on a flat ...
Precaution
REPAIRING HIGH STRENGTH STEEL
High Strength Steel (HSS)
High strength steel is used for body panels in order to reduce vehicle
weight.
Accordingly, precautions in repairing automotive bodies made of high strength
steel are described below:
FOR 2WD MODELS
FOR 4WD MODELS
Read the follo ...
