Kia Carens: Heater / PTC Heater (Diesel only) Repair procedures
Operating Logic Test (Manual only)
Inspect the PTC operation with the confirmation logic below :
1. |
Entering
(1) |
Set the mode to FLOOR.
|
(2) |
Set the temperature to MAX HOT.
|
(3) |
Turn off the blower switch.
|
(4) |
Press the intake (recirculation) button 5 times or more.
|
|
2. |
Forced operation
(1) |
Non-A/C : The intake button indicator will blink with an interval
of 0.5 second for 30 seconds.
With A/C : The intake and A/C button indicator will blink with
an interval of 0.5 second for 30 seconds.
|
(2) |
The PTC2 and PTC3 will operate by turning on the blower switch.
–
|
PTC2 and PTC3 will operate with an interval of 3 seconds.
|
–
|
PTC2 and PTC3 will trun off simultaneously when the
blower switch is turned off.
|
–
|
Only PTC2 and PTC3 will be forced operated.
|
|
|
3. |
Cancellation
(1) |
Select A/C or intake (recirculation) switch.
|
(2) |
The test cancels automatically after 30 seconds.
|
(3) |
Turn the ignition switch off.
|
|
Operating Logic Test (DATC only)
The operating logic test can be confirmed with GDS.
Operating Test
This test should be performed in the PTC ON conditions.
2. |
Check the current on the wiring with a clamp multi tester.
Pattern
|
Current (A)
|
PTC 1 ON
|
0.1 ~ 33
|
PTC 2 ON
|
0.1 ~ 33
|
PTC 3 ON
|
0.1 ~ 33
|
Total
|
0.1 ~ 100
|
|
3. |
If the current is not within specification, inspect the related wiring.
|
Resistance Test
1. |
Turn the ignition switch OFF.
|
2. |
Disconnect the PTC heater connector.
|
3. |
Measure the resistance between terminal 1, 2, 3 of PTC heater and ground
line.
![](images/ptc_heater_diesel_only_repair_procedures-1653/550/slmha0009n.gif)
|
4. |
If the measured resistance is not within specification, replace the
PTC heater with a new one.
|
1. |
Disconnect the negative (-) battery terminal.
|
2. |
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
|
3. |
Remove the driver's side shower duct (A) after loosening the screw.
![](images/ptc_heater_diesel_only_repair_procedures-1653/550/srpha4162l.gif)
|
4. |
Disconnect the PTC heater connector (A).
![](images/ptc_heater_diesel_only_repair_procedures-1653/550/srpha4163l.gif)
|
5. |
Loosen the PTC heater core mounting screws (A).
![](images/ptc_heater_diesel_only_repair_procedures-1653/550/srpha4164l.gif)
|
6. |
To remove the PTC heater core (A), slightly bend the driver's side shower
duct bracket (B) by pulling it inward.
![](images/ptc_heater_diesel_only_repair_procedures-1653/550/srpha4165l.gif)
|
7. |
Remove the PTC heater core (A).
![](images/ptc_heater_diesel_only_repair_procedures-1653/550/srpha4166l.gif)
|
8. |
Install in the reverse order of removal.
|
Description
The PTC (Positive Temperature Coefficient) heater is installed at the exit or
the backside of the heater core.
The PTC heater is an electric heater using a PTC elem ...
Description
The heater unit includes mode control actuator and temperature control actuator.
The temperature control actuator is located at the heater unit. It regulates
the t ...
Other information:
Component Location
1. Hood switch
2. Burglar horn
3. BCM & RF receiver
4. Key warning switch
5. Front door lock actuator &
switch
6. Rear door lock actuator & switch
7. Tailgate open switch
...
■ Gasoline engine 1.6 L- GDI
■ Gasoline engine 2.0 L- GDI
■ Gasoline engine 2.0 L- MPI
1. Engine oil filler cap
2. Brake/clutch fluid reservoir
3. Positive battery terminal
4. Negative battery terminal
5. Fuse box
6. Air cleaner
7. Radiator cap
8. Engine coolant reservoir
9. Engine oil dips ...