Kia Sedona (2008 year). Instruction — part 437
Fig. 14: Mode Control Actuator Circuit
5. Check the voltage between terminals 3 and 4.
DOOR POSITION CHART
REPLACEMENT
1. Disconnect the negative (-) battery terminal.
2. Remove the rear heater unit. Refer to REPLACEMENT.
3. Disconnect the mode control actuator connector (A).
4. Loosen the mounting screws and then remove the mode control actuator (B).
Fig. 15: Identifying Mode Control Actuator And Connector
Door position
Voltage (3-4)
Error detecting
Vent
0.3 ± 0.15V
Low voltage: 0.1V or less
Defrost
4.7 ± 0.15V
High voltage: 4.9V or more
2008 Kia Sedona EX
2008 HVAC Rear Heater - Sedona
Microsoft
Monday, May 24, 2010 4:03:45 PM
Page 10
© 2006 Mitchell Repair Information Company, LLC.
5. Installation is the reverse order of removal.
REAR POWER MOSFET
INSPECTION
1. Ignition "ON".
2. Manually operate the control switch and measure the voltage of blower motor between pin 1 and 2.
3. Select the control switch to raise voltage until high speed.
Fig. 16: Measuring Voltage Of Blower Motor Between Pin 1 And 2
FAN VOLTAGE CHART
REPLACEMENT
Fan
Voltage
Manual
1 STEP
4.5 ± 0.5V
2 STEP
5.7 ± 0.5V
3 STEP
6.9 ± 0.5V
4 STEP
8.1 ± 0.5V
5 STEP
9.3 ± 0.5V
6 STEP
10.5 ± 0.5V
7 STEP
Battery (+)
*AUTO COOLING: Auto speed (4.5V-B+)
*AUTO HEATING: Auto speed (4.5V-10.5V)
2008 Kia Sedona EX
2008 HVAC Rear Heater - Sedona
Microsoft
Monday, May 24, 2010 4:03:45 PM
Page 11
© 2006 Mitchell Repair Information Company, LLC.
1. Disconnect the negative (-) battery terminal.
2. Remove the luggage side trim. Refer to LUGGAGE SIDE TRIM REPLACEMENT .
3. Disconnect the power Mosfet connector (A).
4. Remove the power Mosfet (B) after loosening the mounting screws.
Fig. 17: Identifying Power Mosfet And Connector
REAR CONTROL PANEL
COMPONENT
2008 Kia Sedona EX
2008 HVAC Rear Heater - Sedona
Microsoft
Monday, May 24, 2010 4:03:45 PM
Page 12
© 2006 Mitchell Repair Information Company, LLC.
Fig. 18: Identifying Rear Control Panel Component
REPLACEMENT
2008 Kia Sedona EX
2008 HVAC Rear Heater - Sedona
Microsoft
Monday, May 24, 2010 4:03:45 PM
Page 13
© 2006 Mitchell Repair Information Company, LLC.
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