| Components |

| 1. Cylinder head assembly 2. Cylinder head gasket 3. Retainer lock 4. Retainer 5. Valve spring | 6. Valve stem seal 7. Valve 8. Swing arm 9. Hydraulic lash adjuster (HLA) |
Removal • Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system.
RemovalEngine removal is not required for this procedure. • Be sure to read and follow the "General Safety Information and Caution" before doing any work related with the high voltage system.
DescriptionThe 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 hybrid engine.
Inspection1.Turn the ignition switch OFF.2.Disconnect the intake actuator connector.3.Verify that the intake actuator operates to the fresh position when connecting 12V to terminal 3 and grounding terminal 4.Verify that the intake actuator operates to the recirculation position when connected in reverse.