Kia Forte: PTC 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 element as an auxiliary heating device that supplements deficiency of interior heat source in highly effective gasoline engine. The electric heater heats up the interior by directly heating the air that passes through the heater. The name itself implies that the element has a proportional resistance change sensitive to temperature.

Operation Principle

Heater control outputs a PTC ON signal and operates PTC relay.

Operating Condition

PTC heater operates according to the following conditions :

Auto Defogging Actuator Replacement

1. Disconnect the negative (-) battery terminal. 2. Remove the glove box housing. (Refer to Body -"Glove Box Housing") ...

PTC Heater Inspection

Operating Logic Test (Manual only) Inspect the PTC operation with the confirmation logic below : 1. Entering (1) Set the Floor mode ...

See also:

Components
1. Slide motor 2. Height motor 3. Recline motor 4. Power seat control switch 5. Recline control switch 6. Lumbar support switch 7. Lumbar support motor 8. Tilt moto ...

Catalytic Converter Description
The catalytic converter of the gasoline engine is a three way catalyst. It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from the oxides of nitrogen (NOx). [SULEV] ...

Brake Switch Removal
1. Turn ignition switch OFF. 2. Remove the crash pad lower panel. (Refer to the Body group-"crash pad") 3. ...