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HOMESERVICE MANUALSINFINITI2019Q70 3.7 LUXE, AWDREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSISENGINE CONTROL SYSTEM (3.7L) (2 OF 2)SERVICE DATA AND SPECIFICATIONS (SDS)SERVICE DATA AND SPECIFICATIONS (SDS)MASS AIR FLOW SENSOR
2019 Infiniti Q70 3.7 Luxe, AWD

Mass Air Flow Sensor

2019 Infiniti Q70 3.7 Luxe, AWDSECTION Mass Air Flow Sensor

Supply voltage

Battery voltage (11 - 14 V)

Output voltage at idle

0.7 - 1.2 V*

Mass air flow (Using CONSULT or GST)

2.0 - 6.0 g/s at idle*

7.0 - 20.0 g/s at 2, 500 RPM*

*: Engine is warmed up to normal operating temperature and running under no load.

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.