Kia Optima: Inspection
| 1. | Ignition "ON" |
| 2. | Manually operate the control switch and measure the voltage of blower motor. |
| 3. | Select the control switch to
raise voltage until high speed.
*AUTO COOLING: Auto speed (4.5V~B+) *AUTO HEATING: Auto speed (4.5V~11.0V) |
| 4. | If the measured voltage is not specification, substitute with a known-good power mosfet and check for proper operation. |
| 5. | If the problem is corrected, replace the power mosfet. |
Replacement
1.
1. Disconnect the negative (-)
battery terminal.
2.
Remove the main crash pad lower
cover (A).
3.
Disconnect the power mosfet connector
...
See also:
Components (3)
...
Balance Shaft & Oil Pump. Repair procedures
...
Heated Oxygen Sensor (HO2S). Schematic Diagrams
Circuit Diagram
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