| Components |

| 1. Timing chain cover 2. Gasket |
Replacement 1. Remove the crankshaft damper pulley. (Refer to Timing System - "Crankshaft Damper Pulley") 2. Remove the front oil seal (A). 3.
Removal 1. Remove the LH/RH cylinder head cover. (Refer to Cylinder Head Assembly - "Cylinder Head Cover") 2. Remove the lower oil pan. (Refer to Lubrication System - "Oil Pan") 3.
Inspection 1. Ignition "OFF” 2. Disconnect the connector of mode control actuator. 3. Verify that the mode control actuator operates to the defrost mode when connecting 12V to the terminal 3and grounding terminal 7. 4. Verify that the mode control actuator operates to the vent mode when connecting in the reverse.
Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor voltage is not operated well, substitute with a known-good blower motor and check for proper operation. 3. If the problem is corrected, replace the blower motor.