Purpose, Function
Distributes intake air to each cylinder evenly.
Optimizes the combustion efficiency and performance of the engine by distributing intake air to each cylinder.
Construction
The intake manifold is installed to the cylinder head.

Intake Manifold Vacuum Inspection
Manifold Absolute Pressure (Map) Sensor InspectionIntake Air Temperature (Iat) Sensor Inspection
IAT Sensor No.1
Resistance inspection
NOTE:
Because the IAT sensor No.1 is integrated in the MAF sensor, replacing the
IAT sensor No.1 includes replacement of the MAF sensor/IAT sensor No.1.
1. Disconnect the negative battery cable..
2. Disconnect the MAF sensor/IAT sensor No.1 ...
Push-Starting
Do not push-start your Mazda.
WARNING
Never tow a vehicle to start it:
Towing a vehicle to start it is dangerous. The vehicle being towed could surge
forward when its engine starts, causing the two vehicles to collide. The occupants
could be injured.
CAUTION
Do not push-start a vehicle that ...
Propeller Shaft On Vehicle Inspection
Joint Area Excessive Play Inspection
1. Shake the universal joint by hand and verify that there is no excessive play.
2. If there is any excessive play, replace the propeller shaft..
Propeller Shaft Runout Inspection
CAUTION:
Do not rotate the propeller shaft using engine force wh ...