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Home >> Volkswagen >> 2012 >> Beetle Turbo, 2.0L Eng VIN 6, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> 2.0L - Generic Scan Tool - Engine Code: CCTA (Hatchback) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> MAF Sensor, Checking >> Test Procedure
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Test Procedure

-- Perform a preliminary check to verify the customers complaint. Refer to PRELIMINARY CHECK 

Start diagnosis

-- Connect the scan tool.

-- Start engine and let it run at idle.

-- Using the scan tool, Check the air flow quantity of the Mass Air Flow (MAF) Sensor -G70- at idle:

Diagnostic text Specified value
Air flow quantity at Mass Air Flow (MAF) sensor -
  • Engine warmed up, running at idle
 2.00 to 5.00 g/sec

If specified value is obtained, but DTC memory has a DTC concerning Mass Air Flow (MAF) Sensor -G70- :

-- Fault may be intermittent. Check the electrical harness connector for damage, corrosion, loose or broken terminals.

If the specified value was Not obtained:

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