DTC Logic

DTC DETECTION LOGIC

NOTE

:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to HAC- 141, "DTC Logic".

• If DTC is displayed along with DTC U1010, first perform the trouble diagnosis for DTC U1010. HAC-142, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT-III

1. Turn ignition switch ON.

2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT-III.

3. Check DTC.

Is DTC detected? YES >> Refer to HAC-161, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Proc

1.PERFORM SELF DIAGNOSTIC

With CONSULT-III

1. Turn ignition switch ON.

2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT-III.

3. Touch “ERASE”.

4. Turn ignition switch OFF.

5. Turn ignition switch ON.

6. Perform “DTC CONFIRMATION PROCEDURE”. Refer to HAC-161, "DTC Logic".

Is DTC detected again? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".

NO >> INSPECTION END