New Beetle GLS L4-2.0L (AVH) (2001)
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Start engine.
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Slowly depress brake pedal 15 times.
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Recheck ECM for DTC.
If DTC (P0571) is found:
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Install new brake light switch. See Installation Procedure below.
If no DTC is found:
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Return the vehicle to customer.
Section B - Brake Lights not Operating Correctly
If vehicle brake lights do not come on or are constantly on:
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Using VAS 5051/5052, go to Engine Electronics.
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Read display value of measuring block 66.
Display value should be XX00 with no pedal engagement.
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Depress brake pedal and display value should change to XX11.
If the last 2 digits of either display value are not correct:
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Install new brake light switch. See Installation Procedure below.
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If the last 2 digits of both display values are correct:
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Condition is not brake light switch related. DO NOT continue with this technical bulletin.
Verify the wiring, connectors, grounds, etc. leading to the brake lights. See Repair Manual for appropriate wiring diagrams.
Installation Procedure
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Switch ignition to the OFF position and remove ignition key.
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Remove the lower dash cover fasteners -1-.
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Pull cover -2- out of rear holding clips and set cover aside.
