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 |
Intake Air System Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and intake air system can cause severe burns. Turn off the engine
and wait until they are cool before removing the intake air system.
Fuel is very flammable li ...
Intake Manifold Vacuum Inspection [Mzr 2.0, Mzr 2.5]
1. Disconnect the evaporative hose (purge solenoid valve side) and install the
vacuum gauge..
2. Verify that the intake air hoses are installed securely.
3. Warm up the engine.
4. Measure the ...
Other materials:
Air Bag Module And Pre Tensioner Seat Belt Deployment Procedures [Standard Deployment
Control System]
WARNING:
A live (undeployed) air bag module or pre-tensioner seat belt may accidentally
operate (deploy) when it is disposed of and cause serious injury. Do not dispose
of a live (undeployed) air bag module and pre-tensioner seat belt. If the SSTs
(Deployment tool and Adapter harn ...
Condenser Inspection
1. Inspect the condenser for cracks, damage, and oil leakage.
If there is any malfunction, replace the condenser.
2. Visually inspect the fins for clogging of foreign material.
If any fins are clogged, remove the foreign material.
3. Visually inspect for bent fins.
...
Variable Valve Timing Actuator Removal/Installation [Mzr 2.0, Mzr 2.5]
NOTE:
Variable valve timing actuator can not be disassembled because it is a
precision unit.
Intake camshaft sprocket is integrated with the variable valve timing actuator
and cannot be disassembled.
1. Remove the battery cover..
2. Disconnect the negative battery cable ...
