Jetta GLX Wagon V6-2.8L (AFP) (2001)
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Measure resistance between terminals -2- + -3- of switch.
Specified value with brake pedal not depressed: 1.5 ohms
Specified value with brake pedal depressed: max. Infinity ohms
If the specified values are not obtained:
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Replace brake light switch -F- and brake pedal switch -F47-.
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Check DTC memory. If necessary, repair any malfunctions and erase DTC memory.
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Display readiness code.
If DTC memory has been erased or the Engine Control Module (ECM) was disconnected from permanent battery (B+) voltage, the readiness code
must be generated again. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If the specified values are obtained:
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Connect multimeter to measure voltage between terminal -1- and Ground (GND).
Specified value: at least 11.5 V
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Connect multimeter to measure voltage between terminal -2- and Ground (GND).
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Switch ignition on.
Specified value: at least 11.5 V
If the specified values are not obtained:
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Check wiring between 4-pin harness connector terminals 1 and 2 to central electric using wiring diagram.
If the specified values are obtained:
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Remove wiper arms and plenum chamber cover.
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Connect VAG1598/31 test box to Engine Control Module (ECM) wiring harness. Engine Control Module (ECM) is not connected by this action.