Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 491 (SYMPTOM TROUBLESHOOTING [ENGINE CONTROL SYSTEM BP, BP WITH TC))ENGINE CONTROL SYSTEM OPERATION INSPECTIONINTAKE MANIFOLD VACUUM INSPECTION
2010 Mazda 5 Sport, 2.3 L, Standard
Intake Manifold Vacuum Inspection
2010 Mazda 5 Sport, 2.3 L, StandardSECTION Intake Manifold Vacuum Inspection
WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
- Verify air intake hoses are installed properly.
- Start the engine and run at idle.
- Measure the manifold vacuum using a vacuum gauge.
- If not as specified, inspect the following.
- Air suction at:
TB installation point
Intake manifold installation point
PCV valve installation point
- Fuel injector insulator
- Accelerator cable free play
- Engine compression (See COMPRESSION INSPECTION .)
- Air suction at:
NOTE:- Air suction can be located by engine speed change when lubricant is sprayed on the area where suction is occurring.
Specification
More than 60 kPa {450 mmHg, 18 inHg}
- If not as specified, inspect the following.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.