Nissan Juke Service and Repair Manual : Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.INTERVIEW FOR MALFUNCTION
Interview the symptom to the customer
>> GO TO 2.
2.SYMPTOM CHECK
Check the symptom from the customer's information. Check that any symptom occurs other than the interviewed symptom.
Insufficient cooling/heating>>GO TO 3.
Refrigerant leakage>>GO TO 6.
Noise >> GO TO 7.
3.CONTROL SYSTEM DIAGNOSIS
Perform the system diagnosis for the A/C control system.
• Refer to HAC-135, "Work Flow". (AUTOMATIC AIR CONDITIONING) • Refer to HAC-271, "Work Flow". (MANUAL AIR CONDITIONING) • Refer to HAC-322, "Work Flow". (MANUAL HEATER)
Is A/C control system normal? YES >> GO TO 4.
NO >> GO TO 8.
4.PERFORMANCE TEST
Perform the performance test. Check the operation of each part. Refer to HA-26, "Inspection".
>> GO TO 5.
5.TROUBLE DIAGNOSIS FOR UNUSUAL PRESSURE
Diagnose using a manifold gauge whenever system's high and/or low side pressure(s) is/are unusual. Specify the malfunctioning part. Refer to HA-28, "Symptom Table".
Low refrigerant charge>>GO TO 6.
Except above>>GO TO 8.
6.CHECK REFRIGERANT FOR LEAKAGES
Check refrigerant for leakages. Specify the malfunctioning part. Refer to HA-19, "Leak Test".
>> GO TO 8.
7.TROUBLE DIAGNOSIS FOR NOISE
Perform trouble diagnosis for noise. Specify the malfunctioning part. Refer to HA-28, "Symptom Table".
>> GO TO 8.
8.MALFUNCTION PART REPAIR
Repair or replace the malfunctioning part.
>> GO TO 9.
9.REPAIR CHECK (OPERATION CHECK)
Check the operation of each part.
Does it operate normally? YES >> INSPECTION END
NO >> GO TO 2.
Basic inspection
...
Refrigerant
Description
CONNECTION OF SERVICE TOOLS AND EQUIPMENT
1. Shut-off valve
2. A/C service valve
3. Recovery/recycling/recharging
equipment
4. Vacuum pump
5. Manifold gauge set
6. Refrigerant ...
Other materials:
Engine oil
Inspection
OIL LEVEL AND MUDDINESS
• Before starting the engine, check the oil level placing vehicle
horizontally.
If the engine is already started, stop it and allow 10 minutes
before checking.
• Make sure the oil level is within the range shown in the figure.
• If it is out of range, adj ...
Traction AA, A, B and C
The traction grades, from highest to lowest, are AA, A, B and C. Those grades
represent the tire’s ability to stop on wet pavement as measured under controlled
conditions on specified government test surfaces of asphalt and concrete. A tire
marked C may have poor traction performance.
WARNING ...
System
System Diagram
System Description
DESCRIPTION
• Automatic air conditioning system is controlled by each function of A/C
auto amp., BCM, ECM and IPDM E/
R.
• Each operation of air conditioning system is transmitted from multi display
unit via CAN communication. A/C
auto amp. transmits eac ...