Mazda 3 Service Manual: Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos Fet) Inspection [Full Auto Air Conditioner]
1. Verify that the continuity between the power MOS FET terminals is as indicated in the table.
-
If there is any malfunction, replace the power MOS FET.
-
If the blower motor operation is not normal even though no malfunction can be verified, inspect the climate control unit..
|
Tester lead |
Resistance (kilohm) |
|
|
+ |
- |
|
|
A |
B |
∞ |
|
A |
C |
6.9 |
|
B |
A |
Continuity detected |
|
B |
C |
Continuity detected |
|
C |
A |
6.9 |
|
C |
B |
∞ |
Passenger Compartment Temperature Sensor Removal/Installation [Full Auto Air
Conditioner]
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front scuff plate.
b. Front side trim.
c. Dashboard under cover.
d. Upper panel.
e. Shift lever knob (MTX).
f ...
Power Metal Oxide Semiconductor Field Effect Transistor (Power Mos Fet) Removal/Installation
[Full Auto Air Conditioner]
1. Disconnect the negative battery cable..
2. Remove the dashboard under cover..
3. Disconnect the connector.
4. Remove the screw.
5. Remove the power MOS FET.
6. Install in the reverse ...
Other materials:
Rear Center Speaker Inspection
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Rear seat cushion.
b. Rear scuff plate.
c. Tire house trim.
d. C-pillar trim.
e. Rear package trim.
f. Rear center speaker.
3. Verify the resistance between the rear center speaker terminals.
If ...
Heated Oxygen Sensor (HO2 S) Inspection [Mzr 2.0, Mzr 2.5]
HO2S Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S12 (HO2S output voltage)
5. Drive ...
Input/Turbine Speed Sensor Inspection [FS5 A EL]
CAUTION:
Water or foreign objects entering the connector can cause a poor connection
or corrosion. Be sure not to drop water or foreign objects on the connector
when disconnecting it.
On-Vehicle Inspection
1. Perform the following procedures.
a. Remove the battery cover..
b. ...
