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.
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If not within the specification, perform the following inspections.
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Compression pressure.
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Check valve.
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Air suction
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Installation areas of each vacuum hose
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Installation area of throttle body
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Installation area of fuel injector
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Installation area of PCV valve
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Installation area of intake manifold
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Standard
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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:
Upper Panel Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Front console box.
b. Shift lever knob (MTX).
c. Shift panel.
3. Open the console lid.
4. Remove the button, then open the fastener.
5. Take the shaded area shown in the figure, and remove the upper panel ...
Turn and Lane-Change Signals
NOTE
• If an indicator light stays on without
flashing or if it flashes abnormally, one of the turn signal bulbs may be burned
out.
• A personalized function is available to change
the turn indicator sound volume.
Refer to Personalization Features on .
Turn Signals
Move the signal lev ...
Electrical Fan Control
Outline
Through cooling of the radiator and condenser by operation of the cooling
fan according to vehicle conditions, engine reliability and cooling performance
have been improved.
Block Diagram
Operation
The PCM determines the demand airflow volume by the following c ...