B2794

B2794 HEATER PUMP

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT
1.Turn power switch OFF.
2.Set the vehicle to READY.
3.Select "Self Diagnostic Result" mode of "HVAC" using CONSULT.
4.Check DTC.
Is DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK HEATER PUMP

With CONSULT
1.Turn power switch ON.
2.Using CONSULT, perform "HVAC TEST" on "ACTIVE TEST" of "HVAC". Refer to "CONSULT Function" CONSULT Function.
3.When the test items are being conducted, check that the heater pump operates normally for each mode.
Is the inspection result normal?
YES- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.
NO- Replace heater pump. Refer to "Removal and Installation" Removal And Installation.