| Inspection |
| 1. |
In the body electrical system, failure can be quickly diagnosed by using
the vehicle diagnostic system (Diagnostic tool).
The diagnostic system(Diagnostic tool) provides the following information.
|
| 2. |
If diagnose the vehicle by GDS, select "DTC Analysis" and "Vehicle".
|
| 3. |
If check current status, select the "Data Analysis" and "Car model".
|
| 4. |
Select the 'ICU' to search the current state of the input/output data.
|
| Removal |
| 1. |
Disconnect the negative (-) battery terminal.
|
| 2. |
Remove the audio unit or the AVN head unit.
(Refer to Audio - "Audio Unit")
(Refer to AVN system - "AVN Head Unit")
|
| 3. |
Remove the heater and A/C controll unit.
(Refer to Heating,Ventilation, Air Conditioning - "Heater & A/C Control
Unit (Manual)")
(Refer to Heating, Ventilation, Air conditioning - "Heater & A/C Control
Unit (DATC)")
|
| Installation |
| 1. |
Install the heater and A/C control unit.
|
| 2. |
Install the audio unit or the AVN head unit.
|
| 3. |
Connect the negative (-) battery terminal.
|
Inspection Wrap tin foil around the end of the voltmeter test lead to prevent damaging the heater line.
Troubleshooting Problem Symptoms Table Before replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor. Use the table below to help you find the cause of the problem.
Description The PTC (Positive Temperature Coefficient) heater is installed at the exit or the backside of heater core. The PTC heater is an electric heater using a PTC element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective diesel engine.