GTI L4-2.0L Turbo (BPY) (2007)
Brake Light Switch: Testing and Inspection
Brake Light Switch F / Brake Pedal Switch F47, Checking Signal
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 Brake Light Switch F fuse OK.
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The Brake Pedal Switch F63 fuse 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 drivers side storage compartment.
Checking internal resistance
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Disconnect the Brake Light Switch F / Brake Pedal Switch F47 Electrical harness connector.
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Using a Multimeter, check the Brake Pedal Switch F47 terminals 1 to 4 for a internal short.