Kia Sportage: Heater / PTC Heater Repair procedures

Kia Sportage QL (2015-2023) Service Manual / Heating,Ventilation And Air Conditioning / Heater / PTC Heater Repair procedures

Inspection
Operating Logic Test (Manual only)
Inspect the PTC operation by confirmation logic as follows;
1.
Entering
(1)
Set the Floor mode and maximum heating position.
(2)
Turn off the blower switch.
(3)
Press the intake(recirculation) button 5 times or more.
(4)
\Indicators of intake and A/C button are continuously flashed with an interval of 0.5 seconds.
(5)
Confirm the PTC operation by turn on the blower switch.
(6)
Each PTC relay is operated with an interval of 3 seconds.
(7)
The logic test will be automatically cancelled after 30 seconds.
In addition, it can be cancelled by followings;
Select A/C or intake (recirculation) switch
Ignition switch OFF
2.
Cancellation
Select A/C or intake (recirculation) switch.
Turn the ignition switch OFF.
The test is cancelled automatically after 30 seconds.
3.
If the PTC is not operated, substitute with a known-good PTC heater and check for proper operation.
If the problem is corrected, replace the PTC heater.
Operating Test
This test should be performed in the PTC ON conditions.
1.
Run the engine.
2.
Check the current on 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 specification, inspect 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.
Resistance : 0.3 ~ 1.5 Ω

1)
PTC 1
2)
PTC 2
3)
PTC 3
4.
If the measured resistance is not specification, replace the PTC heater with new one.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the floor console side cover [LH](A).

3.
Disconnect the PTC heater connector (A).

4.
Remove the PTC heater core (A) after loosening the mounting screws.

5.
Install in thje reverse order of removal.
PTC Heater Description and operation
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 ...

Temperature Control Actuator Description and operation
Description The heater unit includes mode control actuator and temperature control actuator. Located in the heater unit, the temperature control actuator regulates the temperatur ...

Other information:

Lincoln Corsair Owners Manual: Rear Window Wiper and Washers


Rear Window Wiper Intermittent wipe. Continuous wipe. Rear window wiper off. Depending on your vehicle, when you switch on the front wipers and move the gearshift lever to reverse (R), the rear intermittent wipe may turn on. Note: Make sure you switch the rear window wiper off before enter ...

Kia Sportage QL (2015-2023) Owners Manual: Engine Coolant Temperature Gauge


This gauge indicates the temperature of the engine coolant when the ignition switch or Engine Start/Stop button is ON. If the gauge pointer moves beyond the normal range area toward the "H" position, it indicates overheating that may damage the engine. Do not continue driving with ...

Copyright © www.ksportagegl.com 2015-2023