Kia Carens: Heater / Evaporator Core Repair procedures
1. |
Disconnect the negative (-) battery terminal.
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2. |
Remove the heater and blower assembly.
(Refer to Heater -"Heater Unit")
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3. |
Remove the heater unit lower case (A) after loosening the mounting screws.


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4. |
Pull out the evaporator core (A) from the heater unit.

Be careful that the inlet and outlet pipe are not bent during
heater core and evaporator core removal/installation.
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5. |
Install in the reverse order of removal.
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If you're installing a new evaporator core, add refrigerant
oil (PAG OIL).
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• |
Replace the O-rings with new ones at each fitting, and apply
a thin coat of refrigerant oil before installing them. Be sure
to use the right O-rings for R-134a or R-1234yf to avoid leakage.
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• |
Immediately after using the oil, replace the cap on the container,
and seal it to avoid moisture absorption.
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• |
Do not spill the refrigerant oil on the vehicle; it may damage
the paint; if the refrigerant oil contacts the paint, wash it
off immediately.
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• |
Apply sealant to the grommets.
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• |
Make sure that there is no air leakage.
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• |
Charge the system and test its performance.
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• |
Do not interchange the inlet and outlet heater hoses and install
the hose clamps securely.
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• |
Refill the cooling system with engine coolant.
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Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the heater and blower assembly.
(Refer to Heater -" ...
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 ...
Other information:
This warning light illuminates:
Once you set the ignition switch or Engine Start/Stop Button to the ON position.
- It illuminates for approximately 3 seconds
- It remains on if the parking brake is applied.
When the parking brake is applied.
When the brake fluid level in the reservoir is low. ...
Inspection
1.
Turn the ignition switch ON.
2.
Connect the GDS.
3.
Emit intensive light toward the photo sensor using a lamp, and check
the output voltage change.
4.
The ...