Kia Sorento 2001 General Information Manual page 1307

Fresh/Recirculation actuator
1. Check continuity between terminals of actuator.
2. If not as specified, replace actuator.
3. Proceed to "Check ground at fresh/recirculation"
Check ground at fresh/recirculation switch
1. Turn ignition switch to OFF.
2. Disconnect G-02.
3. Use ohmmeter to check continuity between ground and indicated pin of Fresh/Recirculation Switch C282.
Pin
A
(B)
Check voltage at fresh/recirculation switch
1. Turn ignition switch to ON.
2. Set Fresh/Recirculation (F/R) switch to position indicated.
3. Measure voltage between battery voltage (pin D of G-02) and following pins of fresh/recirculation switch
connector G-02.
Pin
H
(G)
Resistance
0
OPEN
F/R Switch
Position
FRE
Go to Check voltage at fresh/recirculation switch
Repair B wire
Voltage
12V Check pin G(L)
0V Replace fresh/recirculation switch
Action
Action