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:
Checking bulbs
With all doors closed, apply the parking brake and place the ignition switch
in the ON position without starting the engine. The following lights will come on:
,
or
,
,
,
,
,
The following lights come on briefly and then go off (if so equipped):
,
or
,
,
,
,
,
,
,
,
,
If ...
P1556, P1557 battery temperature
sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
1. Turn ignition switch OFF and wait at lest 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm ...
Radiator : Inspection
Check radiator for mud or clogging. If necessary, clean radiator as follows.
CAUTION:
• Be careful not to bend or damage radiator fins.
• When radiator is cleaned without removal, remove all surrounding parts such as
radiator cooling fan
assembly and horns. Then tape harness and harness conn ...