B27B0

B27B0 A/C AUTO AMP.

DTC Logic


DTC DETECTION LOGIC

NOTE:
- If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to HAC55, "DTC Logic".
- If DTC is displayed along with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to HAC56, "DTC Logic".






DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT
1.Turn ignition switch ON.
2.Using CONSULT, perform "SELF-DIAGNOSIS RESULTS" of HVAC.
3.Check if any DTC No. is displayed in the self-diagnosis results.
Is DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- Inspection End.


Diagnosis Procedure


1. PERFORM SELF DIAGNOSTIC

With CONSULT
1.Turn ignition switch ON.
2.Select "Self Diagnostic Result" mode of "HVAC" using CONSULT.
3.Touch "ERASE".
4.Turn ignition switch OFF.
5.Turn ignition switch ON.
6.Perform "DTC CONFIRMATION PROCEDURE". Refer to "DTC Logic" .
Is DTC detected again?
YES- Replace A/C auto amp. Refer to "Removal and Installation" Removal And Installation.
NO- Inspection End.