Passat Wagon L4-1.9L DSL Turbo (AHU) (1997)
Brake pedal depressed: approx. battery voltage
No voltage displayed:
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Check whether brake light functions
Brake light OK:
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Check wiring to brake light switch for open/short circuit using wiring diagram
Brake light not OK:
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Replace brake light switch F
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Display the readiness code
If DTC memory was erased:
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Create readiness code again