GTI L4-2.0L Turbo (BPY) (2007)
Specified value: infinity.
If the specified value was not obtained:
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Replace the Brake Light Switch F / Brake Pedal Switch F47.
If the specified value was obtained:
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Using a Multimeter, check the Brake Pedal Switch F47 terminals 1 to 4 for resistance.
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Depress the brake pedal.
Specified value: approx. 0 Ohm
If the specified value was obtained:
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Check the voltage supply of the Brake Light Switch F / Brake Pedal Switch F47.
If the specified value was not obtained:
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Replace the Brake Light Switch F / Brake Pedal Switch F47.
Checking voltage supply
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Switch the ignition on.
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Using a Multimeter, check the Brake Pedal Switch F47 electrical harness connector terminal 4 to Ground (GND).
Specified value: battery voltage.
If the specified value was not obtained:
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Using a Multimeter, check the Brake Pedal Switch F47 electrical harness connector terminal 2 to Ground (GND).
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Switch the ignition off.
Specified value: battery voltage.
If the specified value was not obtained:
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Check the wiring.
If the specified value was obtained:
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Replace the Brake Light Switch F / Brake Pedal Switch F47.
Checking wiring
If the manufacturers test box is being used. Perform the following step.