GTI L4-2.0L Turbo (BPY) (2007)
Variable Induction Position Sensor: Testing and Inspection
Intake Flap Motor V157 / Intake Manifold Runner Position Sensor G336, Checking
Special tools, testers and auxiliary items required
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Multimeter.
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Wiring diagram.
Test requirements
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The Motronic Engine Control Module (ECM) J623 fuses OK.
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Battery voltage at least 12.5 volts.
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All electrical consumers such as, lights and rear window defroster, switched off.
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Vehicles with automatic transmission, shift selector lever into position "P" or "N".
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A/C switched off.
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Ground (GND) connections between engine/transmission/chassis OK.
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Ignition switched off.
Procedure
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Remove the engine cover with air filter.
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Disconnect the Intake Flap Motor V157 / Intake Manifold Runner Position Sensor G336 electrical harness connector -arrow-.
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Switch the ignition on.
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Using a multimeter, check the Intake Flap Motor V157 / Intake Manifold Runner Position Sensor G336 electrical harness connector terminals 1 to
3 for voltage.