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Home >> Volkswagen >> 2012 >> Beetle Turbo, 2.0L Eng VIN A, Automatic DCT Trans >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - Generic Scan Tool - Engine Code: CBFA (Hatchback) >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> Engine Speed 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 the engine and allow it to idle.

-- Using the scan tool, check the engine speed:

Diagnostic text Specified value
Engine revolutions per minute (RPM) Idle speed

-- Switch ignition Off.

If the specified value was Not obtained:

Checking internal resistance

-- Disconnect the Engine Speed (RPM) Sensor -G28- electrical harness connector.

-- Using a multimeter, check the Engine Speed (RPM) Sensor -G28- terminals 1 to 2 for resistance.

Specified value: 650 to 1100 Ω

If the specified value was Not obtained:

-- Replace the Engine Speed (RPM) Sensor -G28-. Refer to the Repair Information.

If the specified value was obtained:

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