Workflow
OVERALL SEQUENCE

DETAILED FLOW
1.INTERVIEW CUSTOMER
Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred.
>> GO TO 2.
2.SYMPTOM CHECK
Verify symptoms.
>> GO TO 3.
3.CHECK FOR DTCS
With CONSULT
Is any DTC detected?
YES >> GO TO 4.
NO >> GO TO 5.
4.PERFORM DTC DIAGNOSTIC PROCEDURE
Perform the diagnostic procedure for the detected DTC. Refer to BCS"DTC Inspection Priority Chart" or BCS "DTC Inspection Priority Chart".
>> GO TO 7.
5.OPERATION CHECK
Perform the operation check. Refer to HAC "Work Procedure".
>> GO TO 6.
6.SYMPTOM DIAGNOSIS
Check the symptom diagnosis table. Refer to HA "Symptom Table".
>> GO TO 8.
7.VERIFY REPAIR.
With CONSULT
Is any DTC detected?
YES >> GO TO 4.
NO >> GO TO 8.
8.PERFORM FINAL OPERATION CHECK
Perform the operation check. Refer to HAC "Work Procedure".
Does it operate normally?
YES >> Inspection End.
NO >> GO TO 2.
Refrigeration systemRefrigerant Cycle REFRIGERANT FLOW The refrigerant flows in the standard pattern, that is, through the compressor, the condenser with liquid tank, through the evaporator, and back to the compress ...

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 con ...
Malfunction indicator lamp
Component Function Check
1.CHECK MIL FUNCTION
Turn ignition switch ON.
Make sure that MIL lights up.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Go to EC, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK DTC
Check that DTC UXXXX is not display ...
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 ...