Mazda 3 Service Manual: Intake Air Temperature (Iat) Sensor Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
NOTE:
-
Because the IAT sensor is integrated in the MAF sensor, replacing the IAT sensor includes replacement of the MAF/IAT sensor.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the MAF/IAT sensor connector.
4. Measure the resistance between MAF/IAT sensor terminals D and E.
-
If not as specified, replace the MAF/IAT sensor..
|
IAT (°C {°F}) |
Resistance (kilohms) |
|
20 {68} |
2.21—2.69 |
|
60 {140} |
0.493—0.667 |
Heated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and exhaust system can cause severe burns. Turn off the engine
and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2 ...
Knock Sensor (Ks) Inspection [Mzr 2.0, Mzr 2.5]
Resistance Inspection
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Disconnect the KS connector.
4. Measure the resistance between KS terminals A and B.
...
Other materials:
Starter Disassembly/Assembly [Mzr 2.0, Mzr 2.5]
1. Disassemble in the order indicated in the table.
2. Assemble in the reverse order of disassembly.
1
Magnetic switch
2
Adjustment washer
3
Rear housing
4
Brush and brush holder
...
Antenna Amplifier Removal/Installation
With Audio Unit (Without Display)
1. Disconnect the negative battery cable..
2. Remove the rain sensor cover. (Vehicles with auto light/wiper system).
3. Disconnect the rain sensor connector. (Vehicles with auto light/wiper system)
4. Partially peel back the seaming welts.
5. Remove the fo ...
Combination Switch Removal/Installation
CAUTION:
Handling the air bag module improperly can accidentally deploy the air bag
module, which may seriously injure you. Read the air bag system service warnings
and cautions before handling the air bag module..
1. Switch the ignition to off.
2. Disconnect the negative batte ...