Mazda CX-5 Service & Repair Manual: Intake Manifold Vacuum Inspection
1. Disconnect the evaporative hose No.3 (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 intake manifold vacuum while idling (no load) using the vacuum gauge.
-
If not within the specification, perform the following inspections.
-
Compression pressure.
-
Check valve.
-
Air suction
-
Installation areas of each vacuum hose
-
Installation area of throttle body
-
Installation area of fuel injector
-
Installation area of PCV valve
-
Installation area of intake manifold
-
Standard
-
Approx. –60.0 kPa {–450.0 mmHg, –17.7 inHg}
Intake Air Temperature (Iat) Sensor
IAT Sensor No.1
Purpose/Function
Detects the IAT before it passes through the throttle body as basic information
for mainly determining the fuel injection amount.
Detects the IAT be ...
Intake Manifold
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.
...
Other materials:
Liftgate Latch Switch
Purpose, Function
The switch turns on/off in conjunction with the rotation of the latch lever,
and it detects the open/closed condition of the liftgate by the voltage value
which is changed by the rear body control module (RBCM).
Construction
The switch is turned on/off by ...
Power Window Regulator
Purpose
The power window regulator moves the carrier plate up and down to open/close
the door glass using the rotation force transmitted from the power window motor.
Function
The power window regulator transmits the rotation force from the power window
motor to the inner wi ...
Refrigerant Pressure Sensor [Full Auto Air Conditioner]
Purpose
The refrigerant pressure sensor detects the refrigerant pressure in the refrigerant
cycle.
Function
The refrigerant pressure sensor converts the detected refrigerant pressure
to an electric signal and sends it to the PCM.
Construction
The refriger ...
