| Operation Principle |

Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. 2. Reconnect the PCV valve to the vapor hose.
Removal 1. Disconnect the vapor hose (A). 2. Remove the PCV valve (B). Inspection 1.
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.
Component Location 1. Blower unit assembly Component Location 1. Intake seal 2. Intake upper case 3. Intake actuator 4. Intake door 5. Intake lower case 6. Blower pad 7.