Diagnosis and repair workflow
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 HAC-37, "DTC Inspection Priority Chart".
>> GO TO 7.
5.OPERATION CHECK
Perform the operation check. Refer to HAC-53, "Work Procedure" (automatic A/C) or HAC-157, "Work Procedure" (manual A/C).
>> GO TO 6.
6.SYMPTOM DIAGNOSIS
Check the symptom diagnosis table. Refer to HA-17, "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-53, "Work Procedure" (automatic A/C) or HAC-157, "Work Procedure" (manual A/C).
Does it operate normally? YES >> Inspection End.
NO >> GO TO 2.
Automatic operation
Heating (A/C OFF)
The air conditioner does not activate. When you
need to heat only, use this mode.
Press the A/C button. (A/C OFF will be
displayed and A/C indicator will turn off.)
Use the temperature control buttons to set
the desired temperature.
The temperature of the passenge ...
Ecm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Component parts
Component parts location
BCM (view with instrument panel removed)
Key switch
(without Intelligent Key)
Push-button ignition switch
(with Intelligent Key)
IPDM E/R
Illumination control switch
Combination switch (lighting and
turn signal switch)
Front door lock LH (key cylin ...