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Home >> Volkswagen >> 2014 >> Passat SE, 2.5L Eng VIN H, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> 2.5L - Generic Scan Tool - Engine Code(S): CBTA & CBUA >> St Generic Scan Tool >> Diagnosis And Testing >> Diagnostic Procedures >> Manifold Absolute Pressure Sensor, Checking >> Function Test
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Function Test

-- Connect the scan tool.

-- Turn the ignition to the ON position.

-- Using the scan tool, Check the specified value of the Manifold Absolute Pressure (MAP) Sensor -G71- ignition on, engine off:

Diagnostic text Specified value
Intake manifold pressure approx. 100 kPa

If the specified value was obtained:

-- Condition is not present at this time. Check connections for loose or damaged terminals and check harness for an intermittent short.

If the specified value was Not obtained:

Test sequence

-- Disconnect the Manifold Absolute Pressure (MAP) Sensor -G71- electrical harness connector.

-- Start the engine and run at idle speed.

-- Using a multimeter, check the Manifold Absolute Pressure (MAP) Sensor -G71- electrical harness connector terminals 1 to 3 for voltage.

Specification: above 4.4 V

-- Using a multimeter, check the Manifold Absolute Pressure (MAP) Sensor -G71- electrical harness connector terminals 1 to 4 for voltage.

Specification: above 4.8 V

-- Switch the ignition OFF.

If the specified values were obtained:

-- Replace Manifold Absolute Pressure (MAP) Sensor -G71-.

If the specified values were Not obtained:

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