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Fig. 34: Identifying Rear Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos
Fet) Removal Order
Courtesy of MAZDA MOTORS CORP.
REAR POWER METAL OXIDE SEMICONDUCTOR FIELD EFFECT
TRANSISTOR (POWER MOS FET) INSPECTION
1. Verify that the continuity between the rear power MOS FET terminals is as indicated in the table.
If there is any malfunction, replace the rear power MOS FET.
If the blower motor operation is not normal even though no malfunction can be verified, inspect the
front climate control unit.
REAR POWER MOS FET TERMINALS CONTINUITY CHART
Tester lead
Resistance (kilohm)
+
-
A
B
A
C
A
D
B
A
Continuity detected
B
C
Continuity detected
B
D
C
A
C
B
C
D
D
A
Continuity detected
D
B
D
C
Continuity detected
2008 Mazda CX-9 Grand Touring
2008 HVAC Control System (HVAC) - Mazda CX-9
infinity
11
infinity
1.5
11
infinity
infinity
1.5
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