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-diagnosis with CONSULT-III before performing symptom diagnosis. If
any malfunction result or
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 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 air conditioning system for air leakage.
Is the inspection result normal? YES >> Check air mix door cable installation and air mix door operation.
NO >> Repair or replace parts depending on the inspection results.
Insufficient cooling
Description Symptom • Insufficient cooling • No cool air comes out. (Air flow volume is normal.) Diagnosis Procedur NOTE: Perform self-diagnosis with CONSULT-III before performing symptom diagno ...Compressor dose dot operate
Description SYMPTOM Compressor dose not operate. Diagnosis Procedure NOTE: • Perform self-diagnosis with CONSULT-III before performing symptom diagnosis. If any malfunction result or DTC is de ...Other materials:
Operation inspection
Work Procedure
The purpose of the operational check is to check that the individual system
operates normally.
Check condition : Engine running at normal operating temperature.
1.CHECK BLOWER MOTOR
1. Operate fan control dial.
2. Check that fan speed changes. Check operation for all fan speeds ...
Push-button ignition switch does not operate
Description
Check that vehicle is under the condition shown in “Conditions of vehicle”
before starting diagnosis, and check
each symptom.
NOTE:
The engine start function, door lock function, power distribution system, and
NATS-IVIS/NVIS in the Intelligent
Key system are closely related to ...
U0415 vehicle speed
Description
U0415 is displayed if any unusual condition is present in the reception
status of the vehicle speed signal from
the ABS actuator and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC CONFIRMATION
1. Erase the DTC.
2. Turn ignition sw ...